{"id":2609,"date":"2023-09-25T11:01:55","date_gmt":"2023-09-25T03:01:55","guid":{"rendered":"https:\/\/uniasen.com\/?page_id=2609"},"modified":"2024-07-12T17:18:16","modified_gmt":"2024-07-12T09:18:16","slug":"api-5l","status":"publish","type":"page","link":"https:\/\/uniasen.com\/it\/standard\/api-5l\/","title":{"rendered":"API 5L"},"content":{"rendered":"<div id=\"page-header-1588109805\" class=\"page-header-wrapper\">\n  <div class=\"page-title dark featured-title\">\n\n        <div class=\"page-title-bg\">\n      <div class=\"title-bg fill bg-fill\"\n        data-parallax-container=\".page-title\"\n        data-parallax-background\n data-parallax=\"-\">\n      <\/div>\n      <div class=\"title-overlay fill\"><\/div>\n    <\/div>\n    \n    <div class=\"page-title-inner container align-top flex-row medium-flex-wrap\" >\n              <div class=\"title-wrapper flex-col text-left medium-text-center\">\n          <h1 class=\"entry-title mb-0\">\n            API 5L          <\/h1>\n        <\/div>\n                    <div class=\"title-content flex-col flex-right text-right medium-text-center\">\n        <div class=\"title-breadcrumbs pb-half pt-half\"><\/div>      <\/div>\n    <\/div>\n\n     \n<style>\n#page-header-1588109805 .title-bg {\n  background-image: url(https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-carbon-steel-pipe-manufacturer-header.webp);\n}\n<\/style>\n  <\/div>\n    <\/div>\n  \n\t<div id=\"gap-21185408\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-21185408 {\n  padding-top: 4%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<section class=\"section\" id=\"section_1756080996\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row align-equal align-center\"  id=\"row-2140007133\">\n\n\t<div id=\"col-728998438\" class=\"col medium-10 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1557240155\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner image-cover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"600\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/api-5l-carbon-steel-Seamless-and-Welded-Pipe.webp\" class=\"attachment-original size-original\" alt=\"api 5l tubo-API 5L linea tubo-fornitore di tubi in acciaio al carbonio\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/api-5l-carbon-steel-Seamless-and-Welded-Pipe.webp 1920w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/api-5l-carbon-steel-Seamless-and-Welded-Pipe-300x94.webp 300w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/api-5l-carbon-steel-Seamless-and-Welded-Pipe-1030x322.webp 1030w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/api-5l-carbon-steel-Seamless-and-Welded-Pipe-768x240.webp 768w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/api-5l-carbon-steel-Seamless-and-Welded-Pipe-1536x480.webp 1536w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1557240155 {\n  width: 100%;\n}\n@media (min-width:550px) {\n  #image_1557240155 {\n    width: 100%;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1433571251\" class=\"col medium-12 small-12 large-6 medium-col-first\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Tubo senza saldatura e saldato API 5L<\/h2>\n<p>Il tubo di linea API 5L \u00e8 adatto al trasporto di petrolio e gas naturale. Comprende <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/uniasen.com\/it\/prodotti\/tubo-senza-saldatura\/\">senza soluzione di continuit\u00e0<\/a><\/span> e <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/uniasen.com\/it\/prodotti\/tubo-erw\/\">tubi saldati<\/a><\/span>.<\/p>\n<p>Il tubo in acciaio API 5L \u00e8 suddiviso in due gradi di prodotto: PSL1 e PSL2.<\/p>\n<p>UNIASEN offre tubi di linea API 5L in vari gradi di acciaio, tra cui Gr. A, B, X42, X46, X52, X56, X60, X65, X70, X80. Ciascuna qualit\u00e0 \u00e8 adatta a specifiche applicazioni e requisiti di prestazione.<\/p>\n<p>Abbiamo il grado giusto per voi, sia che abbiate bisogno di un'elevata resistenza alla trazione o di una maggiore resistenza alla corrosione.<\/p>\n<p>Di seguito sono riportate le dimensioni e la gamma di fornitura dei tubi API 5L forniti da UNIASEN.<\/p>\n<a href=\"#is-pop\" class=\"button primary\"  style=\"border-radius:10px;\">\n\t\t<span>Richiesta di quotazione del tubo API 5l<\/span>\n\t<\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1756080996 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_1389267198\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-2128254407\">\n\n\t<div id=\"col-107663688\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Specifiche<\/h2>\n<p>I nostri tubi sono disponibili in varie dimensioni, procedure di produzione, gradi di acciaio, rivestimenti superficiali, tipi di estremit\u00e0, metodi di giunzione e servizi di lavorazione.<\/p>\n<p>Se avete bisogno di un diametro, di uno spessore di parete o di un rivestimento specifici, abbiamo l'esperienza per soddisfarli.<\/p>\n<p>Le nostre procedure di produzione rispettano gli standard internazionali, garantendo un prodotto in linea con le esigenze del vostro progetto. Affidatevi a noi per avere la soluzione perfetta per le vostre esigenze di tubazioni.<\/p>\n<ul>\n<li><span style=\"color: #333333;\"><strong>Standard: standard <\/strong><\/span>API Spec 5L 46th 2018<\/li>\n<li><span style=\"color: #333333;\"><strong>Procedura: procedura <\/strong><\/span><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/uniasen.com\/it\/prodotti\/tubo-erw\/\">ERW<\/a><\/span>, <span style=\"color: #ff6600;\">SMLS<\/span>, <span style=\"color: #ff6600;\">SSAW<\/span>, <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/uniasen.com\/it\/prodotti\/tubo-lsaw\/\">LSAW<\/a><\/span><\/li>\n<li><span style=\"color: #333333;\"><strong>Dimensioni: dimensioni<\/strong><\/span>10,3 mm - 2134 mm (1\/8\u2033 - 84\u2033, 1,7 - DN400)<\/li>\n<li><span style=\"color: #333333;\"><strong>Spessore: spessore<\/strong><\/span>1,7 mm - 52 mm<br \/>SCH5S, SCH10, SCH20, SCH30, SCH40, STD, XXS, SCH60, SCH100, SCH120, SCH140, SCH160<\/li>\n<li><span style=\"color: #333333;\"><strong>Lunghezza dell'unit\u00e0:<\/strong> <\/span>3 - 18 metri<\/li>\n<li><span style=\"color: #333333;\"><strong>Grado dell'acciaio: acciaio <\/strong><\/span>API 5L Gr. B, API 5L X52, API 5L X65, API 5L X42, API 5L X56, API 5L X70, API 5L X46, API 5L X60, API 5L X80<\/li>\n<li><span style=\"color: #333333;\"><strong>Rivestimento di superficie\uff1aMateriale di rivestimento <\/strong><\/span>Lacca nera, verniciatura, oliatura, zincatura a caldo<br \/>FBE, 2PP, 3PP, 2PE, 3PE<\/li>\n<li><span style=\"color: #333333;\"><strong>Tipo di fine: il tipo <\/strong><\/span>Liscio, smussato, filettato, scanalato, spessorato<\/li>\n<li><span style=\"color: #333333;\"><strong>Metodo congiunto: Metodo congiunto <\/strong><\/span>Raccordo, flangia, accoppiamento, morsetto, spalla del tubo, saldatura<\/li>\n<li><span style=\"color: #333333;\"><strong>Lavorazione di tubi\uff1alavorazione di tubi <\/strong><\/span>Saldatura, curvatura, foratura, punzonatura, imbutitura, rastrematura, svasatura, dilatazione<\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1588890655\">\n\n\t<div id=\"col-1671344108\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n<a href=\"#is-pop\" class=\"button primary\"  style=\"border-radius:10px;\">\n\t\t<span>Cita ora!<\/span>\n\t<\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1389267198 {\n  padding-top: 6px;\n  padding-bottom: 6px;\n}\n@media (min-width:550px) {\n  #section_1389267198 {\n    padding-top: 20px;\n    padding-bottom: 20px;\n  }\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_1386523714\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-1536151720\">\n\n\t<div id=\"col-1887470553\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Dimensione<\/h2>\n<p>I tubi API 5L di UNIASEN sono disponibili in un'ampia gamma di dimensioni per soddisfare le diverse applicazioni. Con diametri esterni, spessori di parete e lunghezze diversi, offriamo la possibilit\u00e0 di personalizzazione per soddisfare le vostre esigenze specifiche. La nostra tabella delle dimensioni include dettagli completi, consentendovi di selezionare la dimensione e la forma perfette per il vostro progetto. Con UNIASEN, avete la flessibilit\u00e0 di scegliere le dimensioni che meglio si allineano ai vostri requisiti operativi, garantendo efficienza e compatibilit\u00e0.<\/p>\n<div class=\"row\"  id=\"row-1056287990\">\n\n\t<div id=\"col-168763239\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner box-shadow-2-hover\"  >\n\t\t\t\n\t\t\t\n<table>\n<tbody>\n<tr>\n<td rowspan=\"2\">Diametro esterno specificato<br \/>\nD<br \/>\nmm (in.)<\/td>\n<td colspan=\"2\">Spessore della parete specificato<br \/>\nt<br \/>\nmm (in.)<\/td>\n<\/tr>\n<tr>\n<td>Dimensioni speciali della luce a<\/td>\n<td>Taglie regolari<\/td>\n<\/tr>\n<tr>\n<td>\u2265 10,3 (0,405) a &lt; 13,7 (0,540)<\/td>\n<td>-<\/td>\n<td>\u2265 1,7 (0,068) a \u2264 2,4 (0,094)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 13,7 (0,540) a &lt; 17,1 (0,675)<\/td>\n<td>-<\/td>\n<td>\u2265 2,2 (0,088) a \u2264 3,0 (0,118)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 17,1 (0,675) a &lt; 21,3 (0,840)<\/td>\n<td>-<\/td>\n<td>\u2265 2,3 (0,091) a \u2264 3,2 (0,125)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 21,3 (0,840) a &lt; 26,7 (1,050)<\/td>\n<td>-<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 7,5 (0,294)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 26,7 (1,050) a &lt; 33,4 (1,315)<\/td>\n<td>-<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 7,8 (0,308)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 33,4 (1,315) a &lt; 48,3 (1,900)<\/td>\n<td>-<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 10,0 (0,394)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 48,3 (1,900) a &lt; 60,3 (2,375)<\/td>\n<td>-<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 12,5 (0,492)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 60,3 (2,375) a &lt; 73,0 (2,875)<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 3,6 (0,141)<\/td>\n<td>&gt; 3,6 (0,141) a \u2264 14,2 (0,559)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 73,0 (2,875) a &lt; 88,9 (3,500)<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 3,6 (0,141)<\/td>\n<td>&gt; 3,6 (0,141) a \u2264 20,0 (0,787)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 88,9 (3,500) a &lt; 101,6 (4,000)<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 4,0 (0,156)<\/td>\n<td>&gt; 4,0 (0,156) a \u2264 22,0 (0,866)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 101,6 (4,000) a &lt; 168,3 (6,625)<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 4,0 (0,156)<\/td>\n<td>&gt; 4,0 (0,156) a \u2264 25,0 (0,984)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 168,3 (6,625) a &lt; 219,1 (8,625)<\/td>\n<td>\u2265 2,1 (0,083) a \u2264 4,0 (0,156)<\/td>\n<td>&gt; 4,0 (0,156) a \u2264 40,0 (1,575)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 219,1 (8,625) a &lt; 273,1 (10,750)<\/td>\n<td>\u2265 3,2 (0,125) a \u2264 4,0 (0,156)<\/td>\n<td>&gt; 4,0 (0,156) a \u2264 40,0 (1,575)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 273,1 (10,750) a &lt; 323,9 (12,750)<\/td>\n<td>\u2265 3,6 (0,141) a \u2264 5,2 (0,203)<\/td>\n<td>&gt; 5,2 (0,203) a \u2264 45,0 (1,771)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 323,9 (12,750) a &lt; 355,6 (14,000)<\/td>\n<td>\u2265 4,0 (0,156) a \u2264 5,6 (0,219)<\/td>\n<td>&gt; 5,6 (0,219) a \u2264 45,0 (1,771)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 355,6 (14.000) a &lt; 457 (18.000)<\/td>\n<td>\u2265 4,5 (0,177) a \u2264 7,1 (0,281)<\/td>\n<td>&gt; 7,1 (0,281) a \u2264 45,0 (1,771)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 457 (18.000) a &lt; 559 (22.000)<\/td>\n<td>\u2265 4,8 (0,188) a \u2264 7,1 (0,281)<\/td>\n<td>&gt; 7,1 (0,281) a \u2264 45,0 (1,771)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 559 (22.000) a &lt; 711 (28.000)<\/td>\n<td>\u2265 5,6 (0,219) a \u2264 7,1 (0,281)<\/td>\n<td>&gt; 7,1 (0,281) a \u2264 45,0 (1,771)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 711 (28.000) a &lt; 864 (34.000)<\/td>\n<td>\u2265 5,6 (0,219) a \u2264 7,1 (0,281)<\/td>\n<td>&gt; 7,1 (0,281) a \u2264 52,0 (2,050)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 864 (34.000) a &lt; 965 (38.000)<\/td>\n<td>-<\/td>\n<td>\u2265 5,6 (0,219) a \u2264 52,0 (2,050)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 965 (38.000) a &lt; 1422 (56.000)<\/td>\n<td>-<\/td>\n<td>\u2265 6,4 (0,250) a \u2264 52,0 (2,050)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 1422 (56.000) a &lt; 1829 (72.000)<\/td>\n<td>-<\/td>\n<td>\u2265 9,5 (0,375) a \u2264 52,0 (2,050)<\/td>\n<\/tr>\n<tr>\n<td>\u2265 1829 (72.000) a &lt; 2134 (84.000)<\/td>\n<td>-<\/td>\n<td>\u2265 10,3 (0,406) a \u2264 52,0 (2,050)<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">NOTA I valori standardizzati per il diametro esterno specificato e lo spessore di parete specificato dei tubi sono riportati nelle norme ISO 4200 [7] e ASME B36.10M[8].<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">a I tubi che presentano la combinazione di diametro esterno e spessore di parete specificati sono definiti tubi speciali di dimensioni leggere; le altre combinazioni indicate in questa tabella sono definite tubi di dimensioni normali.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<style>\n#row-1056287990 > .col > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n<\/style>\n<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<style>\n#row-1536151720 > .col > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n<\/style>\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1386523714 {\n  padding-top: 6px;\n  padding-bottom: 6px;\n}\n@media (min-width:550px) {\n  #section_1386523714 {\n    padding-top: 10px;\n    padding-bottom: 10px;\n  }\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"row\"  id=\"row-964227066\">\n\n\t<div id=\"col-1913295204\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n<a href=\"#is-pop\" class=\"button primary\"  style=\"border-radius:10px;\">\n\t\t<span>Richiesta di quotazione del tubo API 5l<\/span>\n\t<\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\n\t<section class=\"section\" id=\"section_1928227229\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-23978573\">\n\n\t<div id=\"col-315610332\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Requisiti chimici<\/h2>\n<p>La comprensione della composizione chimica dei nostri tubi API 5L \u00e8 fondamentale per il successo del vostro progetto. Noi di UNIASEN ci atteniamo a requisiti chimici rigorosi, garantendo il giusto equilibrio di elementi per prestazioni ottimali. I nostri tubi sono prodotti con proporzioni precise di carbonio, manganese, fosforo, zolfo e altri elementi essenziali. Questa attenzione meticolosa alla composizione chimica garantisce un prodotto che offre durata, resistenza alla corrosione e le prestazioni che vi aspettate da UNIASEN.<\/p>\n<div class=\"row\"  id=\"row-2028374590\">\n\n\t<div id=\"col-24564564\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner box-shadow-2-hover\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-1527117082\" class=\"text\">\n\t\t\n<p><strong>Composizione chimica per tubo PSL 1 con t \u2264 25,0 mm (0,984 in.)<\/strong><br \/>\n\t\t\n<style>\n#text-1527117082 {\n  color: rgb(68, 67, 67);\n}\n#text-1527117082 > * {\n  color: rgb(68, 67, 67);\n}\n<\/style>\n\t<\/div>\n\t\n<table>\n<tbody>\n<tr>\n<td rowspan=\"3\" width=\"181\">Grado di acciaio<br \/>\n(Nome dell'acciaio)<\/td>\n<td colspan=\"8\" width=\"768\">Frazione di massa, in base alle analisi del calore e dei prodotti a,g<br \/>\n%<\/td>\n<\/tr>\n<tr>\n<td width=\"94\">C<\/td>\n<td width=\"94\">Mn<\/td>\n<td colspan=\"2\" width=\"189\">P<\/td>\n<td width=\"94\">S<\/td>\n<td width=\"94\">V<\/td>\n<td width=\"96\">Nb<\/td>\n<td width=\"102\">Ti<\/td>\n<\/tr>\n<tr>\n<td width=\"94\">max b<\/td>\n<td width=\"94\">max b<\/td>\n<td width=\"94\">min<\/td>\n<td width=\"94\">massimo<\/td>\n<td width=\"94\">massimo<\/td>\n<td width=\"94\">massimo<\/td>\n<td width=\"96\">massimo<\/td>\n<td width=\"102\">massimo<\/td>\n<\/tr>\n<tr>\n<td colspan=\"9\" width=\"949\">Tubo senza saldatura<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L175 o A25<\/td>\n<td width=\"94\">0.21<\/td>\n<td width=\"94\">0.60<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"96\">-<\/td>\n<td width=\"102\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L175P o A25P<\/td>\n<td width=\"94\">0.21<\/td>\n<td width=\"94\">0.60<\/td>\n<td width=\"94\">0.045<\/td>\n<td width=\"94\">0.080<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"96\">-<\/td>\n<td width=\"102\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L210 o A<\/td>\n<td width=\"94\">0.22<\/td>\n<td width=\"94\">0.90<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"96\">-<\/td>\n<td width=\"102\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L245 o B<\/td>\n<td width=\"94\">0.28<\/td>\n<td width=\"94\">1.20<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">c,d<\/td>\n<td width=\"96\">c,d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L290 o X42<\/td>\n<td width=\"94\">0.28<\/td>\n<td width=\"94\">1.30<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L320 o X46<\/td>\n<td width=\"94\">0.28<\/td>\n<td width=\"94\">1.40<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L360 o X52<\/td>\n<td width=\"94\">0.28<\/td>\n<td width=\"94\">1.40<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L390 o X56<\/td>\n<td width=\"94\">0.28<\/td>\n<td width=\"94\">1.40<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L415 o X60<\/td>\n<td width=\"94\">0.28 e<\/td>\n<td width=\"94\">1.40 e<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">f<\/td>\n<td width=\"96\">f<\/td>\n<td width=\"102\">f<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L450 o X65<\/td>\n<td width=\"94\">0.28 e<\/td>\n<td width=\"94\">1.40 e<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">f<\/td>\n<td width=\"96\">f<\/td>\n<td width=\"102\">f<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L485 o X70<\/td>\n<td width=\"94\">0.28 e<\/td>\n<td width=\"94\">1.40 e<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">f<\/td>\n<td width=\"96\">f<\/td>\n<td width=\"102\">f<\/td>\n<\/tr>\n<tr>\n<td colspan=\"9\" width=\"949\">Tubo saldato<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L175 o A25<\/td>\n<td width=\"94\">0.21<\/td>\n<td width=\"94\">0.60<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"96\">-<\/td>\n<td width=\"102\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L175P o A25P<\/td>\n<td width=\"94\">0.21<\/td>\n<td width=\"94\">0.60<\/td>\n<td width=\"94\">0.045<\/td>\n<td width=\"94\">0.080<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"96\">-<\/td>\n<td width=\"102\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L210 o A<\/td>\n<td width=\"94\">0.22<\/td>\n<td width=\"94\">0.90<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"96\">-<\/td>\n<td width=\"102\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L245 o B<\/td>\n<td width=\"94\">0.26<\/td>\n<td width=\"94\">1.20<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">c,d<\/td>\n<td width=\"96\">c,d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L290 o X42<\/td>\n<td width=\"94\">0.26<\/td>\n<td width=\"94\">1.30<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L320 o X46<\/td>\n<td width=\"94\">0.26<\/td>\n<td width=\"94\">1.40<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L360 o X52<\/td>\n<td width=\"94\">0.26<\/td>\n<td width=\"94\">1.40<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L390 o X56<\/td>\n<td width=\"94\">0.26<\/td>\n<td width=\"94\">1.40<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">d<\/td>\n<td width=\"96\">d<\/td>\n<td width=\"102\">d<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L415 o X60<\/td>\n<td width=\"94\">0.26 e<\/td>\n<td width=\"94\">1.40 e<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">f<\/td>\n<td width=\"96\">f<\/td>\n<td width=\"102\">f<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L450 o X65<\/td>\n<td width=\"94\">0.26 e<\/td>\n<td width=\"94\">1.45 e<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">f<\/td>\n<td width=\"96\">f<\/td>\n<td width=\"102\">f<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L485 o X70<\/td>\n<td width=\"94\">0.26 e<\/td>\n<td width=\"94\">1.65 e<\/td>\n<td width=\"94\">-<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">0.030<\/td>\n<td width=\"94\">f<\/td>\n<td width=\"96\">f<\/td>\n<td width=\"102\">f<\/td>\n<\/tr>\n<tr>\n<td colspan=\"9\" width=\"949\">a Cu \u2264 0,50 %; Ni \u2264 0,50 %; Cr \u2264 0,50 % e Mo \u2264 0,15 %.<br \/>\nb Per ogni riduzione di 0,01 % al di sotto della concentrazione massima specificata per il carbonio, un aumento di 0,05 % al di sopra della concentrazione massima specificata per il carbonio.<br \/>\n\u00e8 ammessa una concentrazione massima specificata per il Mn, fino a un massimo di 1,65 % per i gradi \u2265 L245 o B, ma \u2264 L360 o B.<br \/>\nX52; fino a un massimo di 1,75 % per i gradi &gt; L360 o X52, ma &lt; L485 o X70; e fino a un massimo di 2,00 % per il grado L485.<br \/>\no X70.<br \/>\nc Se non diversamente concordato, Nb + V \u2264 0,06 %.<br \/>\nd Nb + V + Ti \u2264 0. 15 %.<br \/>\ne Se non diversamente concordato.<br \/>\nf Se non diversamente concordato, Nb + V + Ti \u2264 0. 15 %.<br \/>\ng Non \u00e8 consentita alcuna aggiunta intenzionale di B e il residuo B \u2264 0,001 %.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1370871032\">\n\n\t<div id=\"col-1303897950\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner box-shadow-2-hover\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-299600358\" class=\"text\">\n\t\t\n<p><strong>Composizione chimica per tubo PSL 2 con t \u2264 25,0 mm (0,984 in.)<\/strong><br \/>\n\t\t\n<style>\n#text-299600358 {\n  color: rgb(68, 67, 67);\n}\n#text-299600358 > * {\n  color: rgb(68, 67, 67);\n}\n<\/style>\n\t<\/div>\n\t\n<table>\n<tbody>\n<tr>\n<td rowspan=\"2\" width=\"181\">Grado di acciaio<br \/>\n(Nome dell'acciaio)<\/td>\n<td colspan=\"9\" width=\"623\">\u00a0\u00a0\u00a0Frazione di massa, in base alle analisi del calore e dei prodotti<br \/>\n% max<\/td>\n<td colspan=\"2\" width=\"144\">Carbonio<br \/>\nEquivalente a<br \/>\n% max<\/td>\n<\/tr>\n<tr>\n<td width=\"73\">C b<\/td>\n<td width=\"68\">Si<\/td>\n<td width=\"68\">Mn b<\/td>\n<td width=\"73\">P<\/td>\n<td width=\"63\">S<\/td>\n<td width=\"68\">V<\/td>\n<td width=\"68\">Nb<\/td>\n<td width=\"68\">Ti<\/td>\n<td width=\"69\">Altro<\/td>\n<td width=\"72\">CE IIW<\/td>\n<td width=\"72\">CE Pcm<\/td>\n<\/tr>\n<tr>\n<td colspan=\"12\" width=\"949\">Tubi senza saldatura e saldati<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L245R o BR<\/td>\n<td width=\"73\">0.24<\/td>\n<td width=\"68\">0.40<\/td>\n<td width=\"68\">1.20<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">c<\/td>\n<td width=\"68\">c<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L290R o X42R<\/td>\n<td width=\"73\">0.24<\/td>\n<td width=\"68\">0.40<\/td>\n<td width=\"68\">1.20<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.06<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L245N o BN<\/td>\n<td width=\"73\">0.24<\/td>\n<td width=\"68\">0.40<\/td>\n<td width=\"68\">1.20<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">c<\/td>\n<td width=\"68\">c<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L290N o X42N<\/td>\n<td width=\"73\">0.24<\/td>\n<td width=\"68\">0.40<\/td>\n<td width=\"68\">1.20<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.06<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L320N o X46N<\/td>\n<td width=\"73\">0.24<\/td>\n<td width=\"68\">0.40<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.07<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">d,e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L360N o X52N<\/td>\n<td width=\"73\">0.24<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.10<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">d,e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L390N o X56N<\/td>\n<td width=\"73\">0.24<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.10 f<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">d,e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L415N o X60N<\/td>\n<td width=\"73\">0.24 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.40 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.10 f<\/td>\n<td width=\"68\">0.05 f<\/td>\n<td width=\"68\">0.04 f<\/td>\n<td width=\"69\">g, h, l<\/td>\n<td colspan=\"2\" width=\"144\">Come concordato<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L245Q o BQ<\/td>\n<td width=\"73\">0.18<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L290Q o X42Q<\/td>\n<td width=\"73\">0.18<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L320Q o X46Q<\/td>\n<td width=\"73\">0.18<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L360Q o X52Q<\/td>\n<td width=\"73\">0.18<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.50<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L390Q o X56Q<\/td>\n<td width=\"73\">0.18<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.50<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.07<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">d,e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L415Q o X60Q<\/td>\n<td width=\"73\">0.18 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.70 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">h,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L450Q o X65Q<\/td>\n<td width=\"73\">0.18 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.70 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">h,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L485Q o X70Q<\/td>\n<td width=\"73\">0.18 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.80 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">h,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L555Q o X80Q<\/td>\n<td width=\"73\">0.18 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.90 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">i,j<\/td>\n<td colspan=\"2\" width=\"144\">Come concordato<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L625Q o X90Q<\/td>\n<td width=\"73\">0.16 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.90<\/td>\n<td width=\"73\">0.02<\/td>\n<td width=\"63\">0.010<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">j,k<\/td>\n<td colspan=\"2\" width=\"144\">Come concordato<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L690Q o X100Q<\/td>\n<td width=\"73\">0.16 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.90<\/td>\n<td width=\"73\">0.02<\/td>\n<td width=\"63\">0.010<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">j,k<\/td>\n<td colspan=\"2\" width=\"144\">Come concordato<\/td>\n<\/tr>\n<tr>\n<td colspan=\"12\" width=\"949\">Tubo saldato<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L245M o BM<\/td>\n<td width=\"73\">0.22<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.20<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L290M o X42M<\/td>\n<td width=\"73\">0.22<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.30<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L320M o X46M<\/td>\n<td width=\"73\">0.22<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.30<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.05<\/td>\n<td width=\"68\">0.04<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L360M o X52M<\/td>\n<td width=\"73\">0.22<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">d<\/td>\n<td width=\"68\">d<\/td>\n<td width=\"68\">d<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L390M o X56M<\/td>\n<td width=\"73\">0.22<\/td>\n<td width=\"68\">0.45<\/td>\n<td width=\"68\">1.40<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">d<\/td>\n<td width=\"68\">d<\/td>\n<td width=\"68\">d<\/td>\n<td width=\"69\">e,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L415M o X60M<\/td>\n<td width=\"73\">0.12 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.60 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">h,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L450M o X65M<\/td>\n<td width=\"73\">0.12 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.60 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">h,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L485M o X70M<\/td>\n<td width=\"73\">0.12 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.70 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">h,l<\/td>\n<td width=\"72\">0.43<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L555M o X80M<\/td>\n<td width=\"73\">0.12 f<\/td>\n<td width=\"68\">0.45 f<\/td>\n<td width=\"68\">1.85 f<\/td>\n<td width=\"73\">0.025<\/td>\n<td width=\"63\">0.015<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">i,l<\/td>\n<td width=\"72\">0.43 f<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L625M o X90M<\/td>\n<td width=\"73\">0.10<\/td>\n<td width=\"68\">0.55 f<\/td>\n<td width=\"68\">2.10 f<\/td>\n<td width=\"73\">0.02<\/td>\n<td width=\"63\">0.010<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">i,l<\/td>\n<td rowspan=\"3\" width=\"72\">-<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L690M o X100M<\/td>\n<td width=\"73\">0.10<\/td>\n<td width=\"68\">0.55 f<\/td>\n<td width=\"68\">2.10 f<\/td>\n<td width=\"73\">0.02<\/td>\n<td width=\"63\">0.010<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">i,j<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td width=\"181\">L830M o X120M<\/td>\n<td width=\"73\">0.10<\/td>\n<td width=\"68\">0.55 f<\/td>\n<td width=\"68\">2.10 f<\/td>\n<td width=\"73\">0.02<\/td>\n<td width=\"63\">0.010<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"68\">g<\/td>\n<td width=\"69\">i,j<\/td>\n<td width=\"72\">0.25<\/td>\n<\/tr>\n<tr>\n<td colspan=\"12\" width=\"949\">a In base all'analisi del prodotto, per i tubi senza saldatura con t &gt; 20,0 mm (0,787 in.), i limiti CE saranno quelli concordati; i limiti CEIIW<br \/>\nsi applicano se C &gt; 0,12 % e i limiti CEPcm si applicano se C \u2264 0,12 %.<br \/>\nb Per ogni riduzione di 0,01 % al di sotto del massimo specificato per C, un aumento di 0,05 % al di sopra del massimo specificato per C.<br \/>\nMn \u00e8 ammesso fino a un massimo di 1,65 % per i gradi \u2265 L245 o B, ma \u2264 L360 o X52; fino a un massimo di 1,75 % per i gradi \u2265 L360 o X52.<br \/>\ngradi &gt; L360 o X52, ma &lt; L485 o X70; fino a un massimo di 2,00 % per gradi \u2265 L485 o X70, ma \u2264 L555 o X80; e fino a un massimo di 2,00 % per gradi \u2265 L485 o X70, ma \u2264 L555 o X80.<br \/>\nmassimo di 2,20 % per i gradi &gt; L555 o X80.<br \/>\nc Se non diversamente concordato, Nb + V \u2264 0,06 %.<br \/>\nd Nb + V + Ti \u2264 0,15 %.<br \/>\ne Se non diversamente concordato, Cu \u2264 0,50 %; Ni \u2264 0,30 %; Cr \u2264 0,30 % e Mo \u2264 0,15 %.<br \/>\nf Se non diversamente concordato.<br \/>\ng Se non diversamente concordato, Nb + V + Ti \u2264 0,15 %.<br \/>\nh Se non diversamente concordato, Cu \u2264 0,50 %; Ni \u2264 0,50 %; Cr \u2264 0,50 % e Mo \u2264 0,50 %.<br \/>\ni Se non diversamente concordato, Cu \u2264 0,50 %; Ni \u2264 1,00 %; Cr \u2264 0,50 % e Mo \u2264 0,50 %.<br \/>\nj B \u2264 0,004 %.<br \/>\nk Se non diversamente concordato, Cu \u2264 0,50 %; Ni \u2264 1,00 %; Cr \u2264 0,55 % e Mo \u2264 0,80 %.<br \/>\nl Per le classi di tubi PSL 2, ad eccezione di quelle a cui si applica gi\u00e0 la nota j), si applica quanto segue: a meno che non si applichi diversamente<br \/>\nconcordato che non \u00e8 consentita alcuna aggiunta intenzionale di B e che B residuo \u2264 0,001 %.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<style>\n#row-1370871032 > .col > .col-inner {\n  padding: 0px 0px 0px 0px;\n}\n<\/style>\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1928227229 {\n  padding-top: 6px;\n  padding-bottom: 6px;\n}\n@media (min-width:550px) {\n  #section_1928227229 {\n    padding-top: 10px;\n    padding-bottom: 10px;\n  }\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_1305594719\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-1915148624\">\n\n\t<div id=\"col-372522026\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Requisiti meccanici<\/h2>\n<p>L'integrit\u00e0 meccanica \u00e8 al centro dei tubi di linea API 5L di UNIASEN. Ci concentriamo su propriet\u00e0 meccaniche chiave come la resistenza alla trazione, la resistenza allo snervamento, l'allungamento e la durezza per garantire che i nostri tubi resistano alle condizioni difficili dell'industria delle condutture. Scegliendo UNIASEN, potrete beneficiare di tubi progettati per funzionare sotto pressione, garantendo la sicurezza e l'affidabilit\u00e0 richieste dalle vostre attivit\u00e0.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-458084781\">\n\n\t<div id=\"col-1163768456\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<table>\n<tbody>\n<tr>\n<td rowspan=\"3\" width=\"198\">Grado del tubo<\/td>\n<td colspan=\"3\" width=\"568\">Corpo del tubo senza saldatura e saldato<\/td>\n<td width=\"223\">Saldatura di EW,<br \/>\nLW, SAW e COW<br \/>\nTubo<\/td>\n<\/tr>\n<tr>\n<td width=\"193\">Resistenza allo snervamento a<\/p>\n<p>Rt0,5<br \/>\nMPa (psi)<\/td>\n<td width=\"196\">Resistenza alla trazione a<\/p>\n<p>Rm<br \/>\nMPa (psi)<\/td>\n<td width=\"179\">Allungamento<br \/>\n(su 50 mm o 2 pollici)<br \/>\nAf<br \/>\n%<\/td>\n<td width=\"223\">Resistenza alla trazione<\/p>\n<p>Rm<br \/>\nMPa (psi)<\/td>\n<\/tr>\n<tr>\n<td width=\"193\">min<\/td>\n<td width=\"196\">min<\/td>\n<td width=\"179\">min<\/td>\n<td width=\"223\">min<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L175 o A25<\/td>\n<td width=\"193\">175 (25,400)<\/td>\n<td width=\"196\">310 (45,000)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">310 (45,000)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L175P o A25P<\/td>\n<td width=\"193\">175 (25,400)<\/td>\n<td width=\"196\">310 (45,000)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">310 (45,000)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L210 o A<\/td>\n<td width=\"193\">210 (30,500)<\/td>\n<td width=\"196\">335 (48,600)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">335 (48,600)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L245 o B<\/td>\n<td width=\"193\">245 (35,500)<\/td>\n<td width=\"196\">415 (60,200)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">415 (60,200)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L290 o X42<\/td>\n<td width=\"193\">290 (42,100)<\/td>\n<td width=\"196\">415 (60,200)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">415 (60,200)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L320 o X46<\/td>\n<td width=\"193\">320 (46,400)<\/td>\n<td width=\"196\">435 (63,100)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">435 (63,100)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L360 o X52<\/td>\n<td width=\"193\">360 (52,200)<\/td>\n<td width=\"196\">460 (66,700)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">460 (66,700)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L390 o X56<\/td>\n<td width=\"193\">390 (56,600)<\/td>\n<td width=\"196\">490 (71,100)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">490 (71,100)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L415 o X60<\/td>\n<td width=\"193\">415 (60,200)<\/td>\n<td width=\"196\">520 (75,400)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">520 (75,400)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L450 o X65<\/td>\n<td width=\"193\">450 (65,300)<\/td>\n<td width=\"196\">535 (77,600)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">535 (77,600)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">L485 o X70<\/td>\n<td width=\"193\">485 (70,300)<\/td>\n<td width=\"196\">570 (82,700)<\/td>\n<td width=\"179\">c<\/td>\n<td width=\"223\">570 (82,700)<\/td>\n<\/tr>\n<tr>\n<td colspan=\"5\" width=\"990\">a Per le qualit\u00e0 intermedie, la differenza tra il carico di rottura minimo specificato e il carico di snervamento minimo specificato per il corpo del tubo sar\u00e0 quella indicata nella tabella per la qualit\u00e0 immediatamente superiore.<br \/>\nb Per le qualit\u00e0 intermedie, la resistenza minima alla trazione specificata per il cordone di saldatura deve essere lo stesso valore determinato per il corpo del tubo utilizzando la nota a).<br \/>\nc L'allungamento minimo specificato, Af, espresso in percentuale e arrotondato al pi\u00f9 vicino percentuale, deve essere determinato utilizzando la seguente equazione:<\/p>\n<p>dove<br \/>\nC \u00e8 1940 per i calcoli con unit\u00e0 SI e 625.000 per i calcoli con unit\u00e0 USC;<br \/>\nAxc \u00e8 l'area della sezione trasversale del provino di trazione applicabile, espressa in millimetri quadrati (pollici quadrati), come segue:<\/td>\n<\/tr>\n<tr>\n<td colspan=\"5\" width=\"990\">1) per i provini a sezione circolare, 130 mm2 (0,20 in.2) per diametri di 12,7 mm (0,500 in.) e 8,9 mm (0,350 in.)<br \/>\nper i provini di diametro 6,4 mm (0,250 pollici); 65 mm2 (0,10 pollici) per i provini di diametro 6,4 mm (0,250 pollici);<br \/>\n2) per i provini a sezione piena, il minore tra a) 485 mm2 (0,75 in.2) e b) l'area della sezione trasversale del provino,<br \/>\nricavato utilizzando il diametro esterno specificato e lo spessore di parete specificato del tubo, arrotondato al valore pi\u00f9 vicino.<br \/>\n10 mm2 (0,01 in.2);<br \/>\n3) per i provini a striscia, il minore tra a) 485 mm2 (0,75 in.2) e b) l'area della sezione trasversale del provino, derivata<br \/>\nutilizzando la larghezza specificata del pezzo di prova e lo spessore di parete specificato del tubo, arrotondato al valore pi\u00f9 vicino.<br \/>\n10 mm2 (0,01 in.2);<br \/>\nU \u00e8 la resistenza minima alla trazione specificata, espressa in megapascal (libbre per pollice quadrato).<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-238131815\">\n\n\t<div id=\"col-1597493654\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-756053840\" class=\"text\">\n\t\t\n<p><strong>Tabella 7 - Requisiti dei risultati delle prove di trazione per i tubi PSL 2<\/strong><br \/>\n\t\t\n<style>\n#text-756053840 {\n  color: rgb(68, 67, 67);\n}\n#text-756053840 > * {\n  color: rgb(68, 67, 67);\n}\n<\/style>\n\t<\/div>\n\t\n<table>\n<tbody>\n<tr>\n<td rowspan=\"4\" width=\"139\">Grado del tubo<\/td>\n<td colspan=\"6\" width=\"707\">Corpo del tubo senza saldatura e saldato<\/td>\n<td width=\"143\">Cucitura a saldare<br \/>\ndi HFW,<br \/>\nSAW e<br \/>\nTubo COW<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" rowspan=\"2\" width=\"252\">Resistenza allo snervamento a<\/p>\n<p>Rt0,5<br \/>\nMPa (psi)<\/td>\n<td colspan=\"2\" rowspan=\"2\" width=\"238\">Resistenza alla trazione a<\/p>\n<p>Rm<br \/>\nMPa (psi)<\/td>\n<td rowspan=\"2\" width=\"110\">Rapporto a,c<\/p>\n<p>Rt0,5\/Rm<\/td>\n<td rowspan=\"2\" width=\"105\">Allungamento<br \/>\n(su 50 mm<br \/>\no 2 pollici)<br \/>\nAf<br \/>\n%<\/td>\n<td width=\"143\">Tensione<br \/>\nLa forza<\/td>\n<\/tr>\n<tr>\n<td width=\"143\">Rm<br \/>\nMPa (psi)<\/td>\n<\/tr>\n<tr>\n<td width=\"122\">min<\/td>\n<td width=\"129\">massimo<\/td>\n<td width=\"110\">min<\/td>\n<td width=\"128\">massimo<\/td>\n<td width=\"110\">massimo<\/td>\n<td width=\"105\">min<\/td>\n<td width=\"143\">min<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L245R o BR<br \/>\nL245N o BN<br \/>\nL245Q o BQ<br \/>\nL245M o BM<\/td>\n<td width=\"122\">245<br \/>\n(35,500)<\/td>\n<td width=\"129\">450<br \/>\n(65,300) e<\/td>\n<td width=\"110\">415<br \/>\n(60,200)<\/td>\n<td width=\"128\">655<br \/>\n(95,000)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">415<br \/>\n(60,200)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L290R o X42R<br \/>\nL290N o X42N<br \/>\nL290Q o X42Q<br \/>\nL290M o X42M<\/td>\n<td width=\"122\">290<br \/>\n(42,100)<\/td>\n<td width=\"129\">495<br \/>\n(71,800)<\/td>\n<td width=\"110\">415<br \/>\n(60,200)<\/td>\n<td width=\"128\">655<br \/>\n(95,000)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">415<br \/>\n(60,200)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L320N o X46N<br \/>\nL320Q o X46Q<br \/>\nL320M o X46M<\/td>\n<td width=\"122\">320<br \/>\n(46,400)<\/td>\n<td width=\"129\">525<br \/>\n(76,100)<\/td>\n<td width=\"110\">435<br \/>\n(63,100)<\/td>\n<td width=\"128\">655<br \/>\n(95,000)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">435<br \/>\n(63,100)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L360N o X52N<br \/>\nL360Q o X52Q<br \/>\nL360M o X52M<\/td>\n<td width=\"122\">360<br \/>\n(52,200)<\/td>\n<td width=\"129\">530<br \/>\n(76,900)<\/td>\n<td width=\"110\">460<br \/>\n(66,700)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 760<br \/>\n(110,200)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">460<br \/>\n(66,700)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L390N o X56N<br \/>\nL390Q o X56Q<br \/>\nL390M o X56M<\/td>\n<td width=\"122\">390<br \/>\n(56,600)<\/td>\n<td width=\"129\">545<br \/>\n(79,000)<\/td>\n<td width=\"110\">490<br \/>\n(71,100)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 760<br \/>\n(110,200)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">490<br \/>\n(71,100)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L415N o X60N<br \/>\nL415Q o X60Q<br \/>\nL415M o X60M<\/td>\n<td width=\"122\">415<br \/>\n(60,200)<\/td>\n<td width=\"129\">565<br \/>\n(81,900)<\/td>\n<td width=\"110\">520<br \/>\n(75,400)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 760<br \/>\n(110,200)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">520<br \/>\n(75,400)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L450Q o X65Q<br \/>\nL450M o X65M<\/td>\n<td width=\"122\">450<br \/>\n(65,300)<\/td>\n<td width=\"129\">600<br \/>\n(87,000)<\/td>\n<td width=\"110\">535<br \/>\n(77,600)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 760<br \/>\n(110,200)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">535<br \/>\n(77,600)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L485Q o X70Q<br \/>\nL485M o X70M<\/td>\n<td width=\"122\">485<br \/>\n(70,300)<\/td>\n<td width=\"129\">635<br \/>\n(92,100)<\/td>\n<td width=\"110\">570<br \/>\n(82,700)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 760<br \/>\n(110,200)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">570<br \/>\n(82,700)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L555Q o X80Q<br \/>\nL555M o X80M<\/td>\n<td width=\"122\">555<br \/>\n(80,500)<\/td>\n<td width=\"129\">705<br \/>\n(102,300)<\/td>\n<td width=\"110\">625<br \/>\n(90,600)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 825<br \/>\n(119,700)<\/td>\n<td width=\"110\">0.93<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">625<br \/>\n(90,600)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L625M o X90M<\/td>\n<td width=\"122\">625<br \/>\n(90,600)<\/td>\n<td width=\"129\">775<br \/>\n(112,400)<\/td>\n<td width=\"110\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 695<br \/>\n(100,800)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 915<br \/>\n(132,700)<\/td>\n<td width=\"110\">0.95<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">695<br \/>\n(100,800)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L625Q o X90Q<\/td>\n<td width=\"122\">625<br \/>\n(90,600)<\/td>\n<td width=\"129\">775<br \/>\n(112,400)<\/td>\n<td width=\"110\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 695<br \/>\n(100,800)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 915<br \/>\n(132,700)<\/td>\n<td width=\"110\">0.97 g<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L690M o X100M<\/td>\n<td width=\"122\">690<br \/>\n(100,100) b<\/td>\n<td width=\"129\">840<br \/>\n(121,800) b<\/td>\n<td width=\"110\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 760<br \/>\n(110,200)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 990<br \/>\n(143,600)<\/td>\n<td width=\"110\">0.97 h<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">760<br \/>\n(110,200)<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L690Q o X100Q<\/td>\n<td width=\"122\">690<br \/>\n(100,100) b<\/td>\n<td width=\"129\">840<br \/>\n(121,800) b<\/td>\n<td width=\"110\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 760<br \/>\n(110,200)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 990<br \/>\n(143,600)<\/td>\n<td width=\"110\">0.97 h<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">-<\/td>\n<\/tr>\n<tr>\n<td width=\"139\">L830M o X120M<\/td>\n<td width=\"122\">830<br \/>\n(120,400) b<\/td>\n<td width=\"129\">1050<br \/>\n(152,300) b<\/td>\n<td width=\"110\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 915<br \/>\n(132,700)<\/td>\n<td width=\"128\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 1 145<br \/>\n(166,100)<\/td>\n<td width=\"110\">0.99 h<\/td>\n<td width=\"105\">f<\/td>\n<td width=\"143\">915<br \/>\n(132,700)<\/td>\n<\/tr>\n<tr>\n<td colspan=\"8\" width=\"990\">a Per le qualit\u00e0 intermedie, la differenza tra il carico di snervamento massimo specificato e il carico di snervamento minimo specificato<br \/>\nsar\u00e0 quello indicato nella tabella per il grado immediatamente superiore, e la differenza tra la resistenza alla trazione minima specificata e la resistenza alla trazione minima specificata sar\u00e0 quella indicata nella tabella per il grado superiore.<br \/>\nIl carico di snervamento minimo specificato deve essere quello indicato nella tabella per il grado immediatamente superiore; per i gradi intermedi fino al Grado<br \/>\nL320 o X46, la resistenza alla trazione deve essere \u2264 655 MPa (95.000 psi); per gradi intermedi superiori al grado L320 o X46 e<br \/>\ninferiore al grado L555 o X80, la resistenza alla trazione deve essere \u2264 760 MPa (110.200 psi); per gradi intermedi superiori a<br \/>\nGrado L555 o X80, la massima resistenza alla trazione ammissibile deve essere ottenuta per interpolazione; per unit\u00e0 SI, il valore calcolato<br \/>\ndeve essere arrotondato ai 5 MPa pi\u00f9 vicini; per le unit\u00e0 USC, il valore calcolato deve essere arrotondato ai 100 psi pi\u00f9 vicini.<br \/>\nb Per i gradi &gt; L625 o X90, si applica Rp0,2.<br \/>\nc Questo limite si applica a tubi con D &gt; 323,9 mm (12,750\").<br \/>\nd Per le qualit\u00e0 intermedie, la resistenza minima alla trazione specificata per il cordone di saldatura deve essere lo stesso valore determinato per<br \/>\nil corpo del tubo utilizzando la nota a).<br \/>\ne Per i tubi che devono essere sottoposti a prove longitudinali, il limite massimo di snervamento deve essere \u2264 495 MPa (71.800 psi).<br \/>\nf L'allungamento minimo specificato, Af, deve essere determinato utilizzando la seguente equazione:<\/p>\n<p>dove<br \/>\nC \u00e8 1940 per i calcoli con unit\u00e0 SI e 625.000 per i calcoli con unit\u00e0 USC;<br \/>\nAxc \u00e8 l'area della sezione trasversale del provino di trazione applicabile, espressa in millimetri quadrati (pollici quadrati), come segue:<br \/>\n1) per i provini a sezione circolare, 130 mm2 (0,20 in.2) per i provini con diametro di 12,7 mm (0,500 in.) e 8,9 mm (0,350 in.)<br \/>\n65 mm2 (0,10 in.2) per provini di 6,4 mm (0,250 in.) di diametro;<br \/>\n2) per i provini a sezione piena, il minore tra a) 485 mm2 (0,75 in.2) e b) l'area della sezione trasversale del provino,<br \/>\nricavato utilizzando il diametro esterno specificato e lo spessore di parete specificato del tubo, arrotondato al valore pi\u00f9 vicino.<br \/>\n10 mm2 (0,01 in.2);<br \/>\n3) per i provini a striscia, il valore pi\u00f9 basso tra a) 485 mm2 (0,75 in.2) e b) l'area della sezione trasversale del provino, ricavata utilizzando il metodo di misurazione della temperatura.<br \/>\nlarghezza specificata del pezzo di prova e lo spessore specificato della parete del tubo, arrotondato a 10 mm2 (0,01 in.2);<br \/>\nU \u00e8 la resistenza minima alla trazione specificata, espressa in megapascal (libbre per pollice quadrato).<br \/>\ng Valori inferiori di Rt0,5\/Rm possono essere specificati di comune accordo.<br \/>\nh Per i gradi &gt; L625 o X90, si applica Rp0,2 \/Rm. Valori inferiori di Rp0,2 \/Rm possono essere specificati di comune accordo.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-2077080675\">\n\n\t<div id=\"col-97664615\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Metodo di prova per tubi di linea API 5L<\/h2>\n<h3>Analisi chimica:<\/h3>\n<p>Il numero di test \u00e8 di 2 pezzi per ogni lotto di 500 o 2 pezzi per ogni calore (se uno dei due tubi fallisce, devono essere testati altri due pezzi dello stesso lotto).<\/p>\n<h3>Prova di trazione:<\/h3>\n<p>Questa prova viene eseguita per valutare le propriet\u00e0 meccaniche del tubo. Nel caso di un tubo saldato, la resistenza della saldatura non deve essere inferiore alla resistenza del corpo del tubo.<\/p>\n<h3>Prova di flessione:<\/h3>\n<p>Sui tubi di diametro NPS 2 o inferiore, viene eseguita una prova di piegatura per determinare la duttilit\u00e0 del tubo. La prova di piegatura pu\u00f2 essere di 90 o 180 gradi, a seconda della situazione.<\/p>\n<h3>Test di appiattimento:<\/h3>\n<p>Per la duttilit\u00e0, i tubi di dimensioni superiori a NPS 2 vengono sottoposti a prove di appiattimento. In linea con la norma ASTM A53, un campione di tubo viene tagliato e appiattito tra due superfici piane.<\/p>\n<h3>Idrotest:<\/h3>\n<p>Si tratta di un test che viene eseguito su ogni lunghezza del tubo per determinare se c'\u00e8 o meno una perdita. La pressione deve essere mantenuta per almeno 5 secondi.<\/p>\n<h3>Test a ultrasuoni o elettromagnetico del cordone di saldatura:<\/h3>\n<p>Questo test non distruttivo viene eseguito su tutta la lunghezza della saldatura per verificarne l'integrit\u00e0.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1305594719 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"row\"  id=\"row-524127073\">\n\n\t<div id=\"col-1471750231\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Tolleranza di produzione<\/h2>\n<p>La qualit\u00e0 \u00e8 fondamentale per UNIASEN e la nostra tolleranza di produzione per i tubi di linea API 5L riflette il nostro impegno per l'eccellenza.<\/p>\n<p>Rispettiamo tolleranze strette in termini di dimensioni, peso, resistenza e altri parametri critici.<\/p>\n<p>Il nostro processo di produzione \u00e8 progettato per ridurre al minimo le variazioni, assicurando un prodotto coerente e conforme alle vostre esatte specifiche.<\/p>\n<p>Con UNIASEN, potete contare sul fatto che i nostri tubi di linea API 5L si integreranno perfettamente nelle vostre attivit\u00e0, offrendo la precisione e la qualit\u00e0 che vi aspettate da un fornitore di livello mondiale.<\/p>\n<div class=\"row\"  id=\"row-69382829\">\n\n\t<div id=\"col-335798326\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n<a href=\"https:\/\/uniasen.com\/it\/contatto\/\" class=\"button primary\"  style=\"border-radius:10px;\">\n\t\t<span>Contatta un esperto di tubi in acciaio<\/span>\n\t<\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1287203197\">\n\n\t<div id=\"col-2072267760\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2>Prodotti correlati<\/h2>\n\n\t<section class=\"section\" id=\"section_1060692944\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row\"  id=\"row-195995695\">\n\n\n\t<div id=\"col-737696023\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"slider-wrapper relative\" id=\"slider-1366663000\" >\n    <div class=\"slider slider-nav-circle slider-nav-large slider-nav-light slider-style-normal\"\n        data-flickity-options='{            \"cellAlign\": \"center\",            \"imagesLoaded\": true,            \"lazyLoad\": 1,            \"freeScroll\": false,            \"wrapAround\": true,            \"autoPlay\": 6000,            \"pauseAutoPlayOnHover\" : true,            \"prevNextButtons\": true,            \"contain\" : true,            \"adaptiveHeight\" : true,            \"dragThreshold\" : 10,            \"percentPosition\": true,            \"pageDots\": true,            \"rightToLeft\": false,            \"draggable\": true,            \"selectedAttraction\": 0.1,            \"parallax\" : 0,            \"friction\": 0.6        }'\n        >\n        \n\n<div class=\"row\"  id=\"row-96203565\">\n\n\n\t<div id=\"col-1301045898\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_908045601\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/prodotti\/tubo-erw\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-Carbon-Steel-Welded-Pipe.webp\" class=\"attachment-original size-original\" alt=\"Cina Tubo ERW produttore\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-Carbon-Steel-Welded-Pipe.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-Carbon-Steel-Welded-Pipe-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_908045601 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-2475326061\" class=\"text\">\n\t\t\n\n<p><strong>Tubo saldato<\/strong><\/p>\n\t\t\n<style>\n#text-2475326061 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-2475326061 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-166076893\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1062320356\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/prodotti\/tubo-per-sega\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-spiral-welded-pipe-SSAW-Pipe.webp\" class=\"attachment-original size-original\" alt=\"Produttore e fornitore di tubi d&#039;acciaio per sega\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-spiral-welded-pipe-SSAW-Pipe.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-spiral-welded-pipe-SSAW-Pipe-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_1062320356 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-732153832\" class=\"text\">\n\t\t\n\n<p><strong>Tubo in acciaio SSAW<\/strong><\/p>\n\t\t\n<style>\n#text-732153832 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-732153832 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-775015980\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1726496343\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/prodotti\/sezioni-cave\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-hollow-structural-section-manufacturer-and-supplier.webp\" class=\"attachment-original size-original\" alt=\"sezione cava in acciaio-sezione cava strutturale-Uniasen\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-hollow-structural-section-manufacturer-and-supplier.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-hollow-structural-section-manufacturer-and-supplier-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_1726496343 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-1410928059\" class=\"text\">\n\t\t\n\n<p><strong>Sezione strutturale cava<\/strong><\/p>\n\t\t\n<style>\n#text-1410928059 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-1410928059 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-901405234\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1425989879\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/prodotti\/tubo-senza-saldatura\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-seamless-carbon-steel-pipe.webp\" class=\"attachment-original size-original\" alt=\"tubo d&#039;acciaio senza saldatura - tubo SIML\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-seamless-carbon-steel-pipe.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-seamless-carbon-steel-pipe-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_1425989879 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-4114135361\" class=\"text\">\n\t\t\n\n<p><strong>Tubo in acciaio senza saldatura<\/strong><\/p>\n\t\t\n<style>\n#text-4114135361 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-4114135361 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-1145042037\">\n\n\n\t<div id=\"col-306591234\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_2058228605\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/prodotti\/raccordi-per-tubi\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-pipe-fitting-manufacturer.webp\" class=\"attachment-original size-original\" alt=\"raccordi per tubi in Cina, raccordi per tubi in acciaio al carbonio\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-pipe-fitting-manufacturer.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-pipe-fitting-manufacturer-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_2058228605 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-2675916789\" class=\"text\">\n\t\t\n\n<p><strong>Raccordi per tubi Raccordi per tubi<\/strong><\/p>\n\t\t\n<style>\n#text-2675916789 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-2675916789 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1490258399\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_360222798\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/steel-pipe-standards\/fire-sprinkler-pipe\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-fire-sprinkler-pipe-supplier-1.webp\" class=\"attachment-original size-original\" alt=\"\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-fire-sprinkler-pipe-supplier-1.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/UNIASEN-fire-sprinkler-pipe-supplier-1-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_360222798 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-2512990555\" class=\"text\">\n\t\t\n\n<p><strong>Tubo per sprinkler antincendio<\/strong><\/p>\n\t\t\n<style>\n#text-2512990555 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-2512990555 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-255821203\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1479044240\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/steel-pipe-standards\/line-pipe\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-line-pipe-manufacturer.webp\" class=\"attachment-original size-original\" alt=\"\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-line-pipe-manufacturer.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-line-pipe-manufacturer-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_1479044240 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-834991208\" class=\"text\">\n\t\t\n\n<p><strong>Tubo di linea<\/strong><\/p>\n\n\t\t\n<style>\n#text-834991208 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-834991208 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1516081090\" class=\"col medium-3 small-6 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_126605323\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/it\/steel-pipe-standards\/astm-a106\/\" target=\"_blank\" rel=\"noopener\" >\t\t\t\t\t\t<div class=\"img-inner image-cover box-shadow-3-hover dark\" style=\"padding-top:75%;\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-ASTM-A106-Seamless-Carbon-Steel-Pipe.webp\" class=\"attachment-original size-original\" alt=\"\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-ASTM-A106-Seamless-Carbon-Steel-Pipe.webp 600w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/Uniasen-ASTM-A106-Seamless-Carbon-Steel-Pipe-300x200.webp 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_126605323 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-3872015814\" class=\"text\">\n\t\t\n\n<p><strong>ASTM A106 Tubo in acciaio senza saldatura<\/strong><\/p>\n\t\t\n<style>\n#text-3872015814 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-3872015814 > * {\n  color: rgb(0,0,0);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n     <\/div>\n\n     <div class=\"loading-spin dark large centered\"><\/div>\n\n\t<\/div>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1060692944 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":10,"featured_media":0,"parent":2187,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-blank.php","meta":{"footnotes":""},"class_list":["post-2609","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>API 5L Pipe Specification - PSL1 &amp; PSL2 - UNIASEN<\/title>\n<meta name=\"description\" content=\"API 5l gr.b is one of the most commonly used standards for pipes. Uiasen carbon steel pipe manufacturer summarizes the specifications and mechanical properties of this standard.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/uniasen.com\/it\/standard\/api-5l\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"API 5L Pipe Specification - PSL1 &amp; PSL2 - UNIASEN\" \/>\n<meta property=\"og:description\" content=\"API 5l gr.b is one of the most commonly used standards for pipes. Uiasen carbon steel pipe manufacturer summarizes the specifications and mechanical properties of this standard.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/uniasen.com\/it\/standard\/api-5l\/\" \/>\n<meta property=\"og:site_name\" content=\"UNIASEN\" \/>\n<meta property=\"article:modified_time\" content=\"2024-07-12T09:18:16+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data1\" content=\"16 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/uniasen.com\/standards\/api-5l\/\",\"url\":\"https:\/\/uniasen.com\/standards\/api-5l\/\",\"name\":\"API 5L Pipe Specification - PSL1 & PSL2 - UNIASEN\",\"isPartOf\":{\"@id\":\"https:\/\/uniasen.com\/#website\"},\"datePublished\":\"2023-09-25T03:01:55+00:00\",\"dateModified\":\"2024-07-12T09:18:16+00:00\",\"description\":\"API 5l gr.b is one of the most commonly used standards for pipes. 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Uiasen carbon steel pipe manufacturer summarizes the specifications and mechanical properties of this standard.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/uniasen.com\/it\/standard\/api-5l\/","og_locale":"it_IT","og_type":"article","og_title":"API 5L Pipe Specification - PSL1 & PSL2 - UNIASEN","og_description":"API 5l gr.b is one of the most commonly used standards for pipes. 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