{"id":5704,"date":"2025-07-30T13:24:10","date_gmt":"2025-07-30T05:24:10","guid":{"rendered":"https:\/\/uniasen.com\/?page_id=5704"},"modified":"2025-08-07T09:08:45","modified_gmt":"2025-08-07T01:08:45","slug":"structural-steel-pipe","status":"publish","type":"page","link":"https:\/\/uniasen.com\/fr\/produits\/tube-en-acier-de-construction\/","title":{"rendered":"Tubes en acier de construction"},"content":{"rendered":"<div id=\"page-header-518235003\" 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-center 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            Tubes en acier de construction          <\/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-518235003 .title-bg {\n  background-image: url(https:\/\/uniasen.com\/wp-content\/uploads\/2023\/08\/slide_3-scaled-1.webp);\n}\n<\/style>\n  <\/div>\n    <\/div>\n  \n\n\t<section class=\"section\" id=\"section_190327484\">\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-943263349\">\n\n\t<div id=\"col-147610794\" 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=\"gap-1217253123\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1217253123 {\n  padding-top: 4%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row align-middle\"  id=\"row-496313713\">\n\n\t<div id=\"col-707322232\" class=\"col medium-12 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n  <div class=\"banner has-hover\" id=\"banner-817288964\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2025\/07\/structural-steel-pipe-supplier.webp\" class=\"bg\" alt=\"Fournisseur de tubes en acier de construction\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2025\/07\/structural-steel-pipe-supplier.webp 1000w, https:\/\/uniasen.com\/wp-content\/uploads\/2025\/07\/structural-steel-pipe-supplier-300x225.webp 300w, https:\/\/uniasen.com\/wp-content\/uploads\/2025\/07\/structural-steel-pipe-supplier-768x576.webp 768w, https:\/\/uniasen.com\/wp-content\/uploads\/2025\/07\/structural-steel-pipe-supplier-16x12.webp 16w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/>                                    \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n   <div id=\"text-box-890620021\" class=\"text-box banner-layer x50 md-x50 lg-x50 y50 md-y50 lg-y50 res-text\">\n                                <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-center\">\n                  \n              <\/div>\n           <\/div>\n                            \n<style>\n#text-box-890620021 {\n  width: 60%;\n}\n#text-box-890620021 .text-box-content {\n  font-size: 100%;\n}\n<\/style>\n    <\/div>\n \n        <\/div>\n      <\/div>\n\n            \n<style>\n#banner-817288964 {\n  padding-top: 56.25%;\n}\n#banner-817288964 .banner-bg img {\n  object-position: 2% 100%;\n}\n<\/style>\n  <\/div>\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-844301316\" 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\t<div id=\"text-1590717586\" class=\"text\">\n\t\t\n<h2>Fournisseur de tubes en acier de construction<\/h2>\n\t\t\n<style>\n#text-1590717586 {\n  font-size: 1.2rem;\n  text-align: center;\n}\n@media (min-width:550px) {\n  #text-1590717586 {\n    text-align: left;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-738643426\" class=\"text\">\n\t\t\n<p>Le tube en acier de construction est un acier essentiel utilis\u00e9 dans la construction, les ponts, les navires, la p\u00e9trochimie et d'autres domaines, principalement comme cadre structurel de soutien ou syst\u00e8me de tuyauterie de transport. Les applications typiques comprennent les colonnes porteuses des b\u00e2timents, les fermes de ponts, les supports de pipelines industriels et les pipelines de transport de p\u00e9trole et de gaz. Les tuyaux en acier de construction doivent \u00eatre conformes aux normes internationales <span class=\"wrapper\">(par exemple,<\/span> <a href=\"https:\/\/uniasen.com\/fr\/normes\/astm-a53\/\">ASTM A53<\/a>\/<a href=\"https:\/\/uniasen.com\/fr\/normes\/astm-a106\/\">A106<\/a>, <a href=\"https:\/\/uniasen.com\/fr\/normes\/api-5l\/\">API 5L<\/a>, <span class=\"wrapper\"><a href=\"https:\/\/uniasen.com\/fr\/normes\/en-10219\/\">EN10219<\/a>, etc.<\/span><span class=\"wrapper\">),<\/span> et pr\u00e9sentent les caract\u00e9ristiques d'une grande solidit\u00e9 et d'une r\u00e9sistance \u00e0 la corrosion.<br \/>\n\t\t\n<style>\n#text-738643426 {\n  font-size: 1.9rem;\n}\n<\/style>\n\t<\/div>\n\t\n<a href=\"#is-pop\" class=\"button alert\"  style=\"border-radius:9px;\">\n\t\t<span>Obtenir un devis gratuit<\/span>\n\t<\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t<div id=\"gap-320028703\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-320028703 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\n\t\t\n<style>\n#section_190327484 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_2032686921\">\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-650934029\">\n\n\t<div id=\"col-2052970722\" 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>Processus de fabrication<\/h2>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1453004845\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p>Les processus de fabrication des tubes en acier de construction comprennent principalement les \u00e9l\u00e9ments suivants :<\/p>\n<ul>\n<li><strong>Laminage \u00e0 chaud\/\u00e9tirage \u00e0 froid :<\/strong> Utilis\u00e9 pour la production de tubes en acier sans soudure, adapt\u00e9 aux environnements \u00e0 haute pression et \u00e0 haute temp\u00e9rature (tels que le transport de p\u00e9trole et de gaz). Les mat\u00e9riaux utilis\u00e9s sont l'acier au carbone, l'acier alli\u00e9, etc.<\/li>\n<li><strong>Soudage par r\u00e9sistance \u00e9lectrique (<span style=\"color: #003366;\"><a style=\"color: #003366;\" href=\"https:\/\/uniasen.com\/fr\/produits\/tube-erw\/\">ERW<\/a><\/span>):<\/strong> Gr\u00e2ce au courant \u00e9lectrique \u00e0 haute fr\u00e9quence, le moulage par soudage, un co\u00fbt inf\u00e9rieur, est largement utilis\u00e9 dans les structures architecturales et les syst\u00e8mes g\u00e9n\u00e9raux de canalisation ;<\/li>\n<li><strong>Soudage \u00e0 l'arc submerg\u00e9 (SAW) :<\/strong> Divis\u00e9 en soudage en spirale (<span style=\"color: #003366;\"><a style=\"color: #003366;\" href=\"https:\/\/uniasen.com\/fr\/produits\/tube-de-scie\/\">SSAW<\/a><\/span>) et le soudage \u00e0 la molette (<a href=\"https:\/\/uniasen.com\/fr\/produits\/tuyau-de-scie\/\"><span style=\"color: #003366;\">LSAW<\/span><\/a>), convient aux pipelines de grand diam\u00e8tre et \u00e0 paroi \u00e9paisse, couramment utilis\u00e9s pour le transport de p\u00e9trole et de gaz sur de longues distances.<\/li>\n<li><strong>Galvanisation :<\/strong> Performance anticorrosion am\u00e9lior\u00e9e gr\u00e2ce au processus de galvanisation \u00e0 chaud, prolongeant la dur\u00e9e de vie \u00e0 plus de 50 ans.<\/li>\n<\/ul>\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_2032686921 {\n  padding-top: 0px;\n  padding-bottom: 0px;\n}\n@media (min-width:550px) {\n  #section_2032686921 {\n    padding-top: 30px;\n    padding-bottom: 30px;\n  }\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_1040491597\">\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-709226737\">\n\n\t<div id=\"col-1508801462\" 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>Caract\u00e9ristiques des tubes en acier de construction<\/h2>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-577999778\">\n\n\t<div id=\"col-1147308613\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>1. R\u00e9sistance et capacit\u00e9 de charge \u00e9lev\u00e9es<\/h3>\n<p>Les tubes en acier de construction sont g\u00e9n\u00e9ralement fabriqu\u00e9s en acier de construction au carbone, en acier faiblement alli\u00e9 ou en acier alli\u00e9 \u00e0 haute r\u00e9sistance. Ces mat\u00e9riaux ont de fortes propri\u00e9t\u00e9s de traction et de compression. Ils sont id\u00e9aux pour les structures soumises \u00e0 de lourdes charges, telles que les ponts, les gratte-ciel et les charpentes industrielles.<\/p>\n<p>Les structures en b\u00e9ton \u00e0 tubes d'acier sont populaires dans les fermes de grande port\u00e9e et les conceptions spatiales. Cela est d\u00fb \u00e0 la r\u00e9sistance combin\u00e9e des tubes d'acier et du b\u00e9ton. Ensemble, ils am\u00e9liorent consid\u00e9rablement la r\u00e9sistance \u00e0 la flexion et \u00e0 la torsion.<\/p>\n<h3>2. Mat\u00e9riaux et sp\u00e9cifications diversifi\u00e9s<\/h3>\n<p>Les mat\u00e9riaux sont divis\u00e9s en trois types :<\/p>\n<ul>\n<li>Tubes en acier de construction au carbone (tels que Q235 et Q345)<\/li>\n<li>Tubes en acier \u00e0 haute r\u00e9sistance faiblement alli\u00e9 (tels que St52)<\/li>\n<li>Tubes en acier inoxydable<\/li>\n<\/ul>\n<p>Ces types r\u00e9pondent aux besoins de r\u00e9sistance \u00e0 la corrosion et aux temp\u00e9ratures \u00e9lev\u00e9es dans divers environnements.<\/p>\n<p>Les sp\u00e9cifications utilisent des mod\u00e8les standard, tels que les normes ASTM B36.10\/19 ou ASME. Elles sp\u00e9cifient le diam\u00e8tre nominal (NPS) et l'\u00e9paisseur de la paroi (Schedule). Elles conviennent donc aux raccords \u00e0 souder, \u00e0 bride, filet\u00e9s et autres m\u00e9thodes d'installation.<\/p>\n<h3>3. Processus de production et applicabilit\u00e9<\/h3>\n<p>Tube sans soudure : Fabriqu\u00e9 par laminage \u00e0 chaud ou par \u00e9tirage \u00e0 froid, il convient aux sc\u00e9narios \u00e0 haute pression et \u00e0 haute temp\u00e9rature (par exemple, ol\u00e9oducs, structures de chaudi\u00e8res).<\/p>\n<p>Tube d'acier soud\u00e9 (tube soud\u00e9) : Il adopte la technologie du soudage \u00e0 haute fr\u00e9quence ou du soudage \u00e0 l'arc submerg\u00e9, \u00e0 moindre co\u00fbt, et est principalement utilis\u00e9 pour les \u00e9chafaudages de construction et les structures m\u00e9talliques l\u00e9g\u00e8res.<\/p>\n<h3>4. Stabilit\u00e9 structurelle et facilit\u00e9 de construction<\/h3>\n<p>Les structures en tubes d'acier, telles que les fermes et les colonnes en tubes, sont l\u00e9g\u00e8res et tr\u00e8s rigides. Elles offrent de bonnes performances sismiques et se caract\u00e9risent par des conceptions de n\u0153uds flexibles, y compris des n\u0153uds coh\u00e9rents et en acier moul\u00e9. Cette conception facilite l'assemblage modulaire.<\/p>\n<p>Par exemple, la structure de base de la colonne en tubes d'acier pr\u00e9sente une meilleure r\u00e9sistance \u00e0 la flexion gr\u00e2ce \u00e0 la conception de nervures de raidissement et de trous d'ancrage, ce qui permet de pr\u00e9venir efficacement le risque de fracture.<\/p>\n<h3>5. Normes industrielles et sc\u00e9narios d'application<\/h3>\n<p>Ils sont conformes aux normes obligatoires de la construction, de l'\u00e9nergie, du transport et d'autres industries, telles que la s\u00e9rie ASME B31 (conception de pipeline), GB\/T 3091 (tube en acier pour le transport de fluides \u00e0 basse pression), etc. et sont largement utilis\u00e9s :<\/p>\n<ul>\n<li>Ouvrages d'art : \u00e9chafaudages, m\u00e2ts, supports de pont ;<\/li>\n<li>Installations \u00e9nerg\u00e9tiques : ol\u00e9oducs et gazoducs, collecteurs d'\u00e9changeurs de chaleur ;<\/li>\n<li>Ing\u00e9nierie sp\u00e9ciale : dispositifs d'absorption d'\u00e9nergie r\u00e9sistant aux explosions, supports de tuyaux pour plates-formes de haute mer.<\/li>\n<\/ul>\n<h3>6. Durabilit\u00e9 et co\u00fbts de maintenance<\/h3>\n<p>La galvanisation \u00e0 chaud ou le traitement de rev\u00eatement peuvent am\u00e9liorer consid\u00e9rablement la r\u00e9sistance \u00e0 la corrosion et prolonger la dur\u00e9e de vie (par exemple, panneaux d'affichage ext\u00e9rieurs, couloirs de canalisations souterraines).<\/p>\n<p>Les n\u0153uds soud\u00e9s peuvent \u00eatre partiellement lib\u00e9r\u00e9s des contraintes r\u00e9siduelles par une galvanisation \u00e0 chaud, ce qui r\u00e9duit le risque de d\u00e9formation \u00e0 un stade ult\u00e9rieur.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-876586351\">\n\n\t<div id=\"col-1478300189\" 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 alert\"  style=\"border-radius:9px;\">\n\t\t<span>Obtenir un devis gratuit<\/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_1040491597 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_607018091\">\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-522494795\">\n\n\t<div id=\"col-1270925426\" 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>Sp\u00e9cifications techniques<\/h2>\n<h3>Normes<\/h3>\n<p>Les tubes structuraux sont disponibles dans une vari\u00e9t\u00e9 de normes en fonction de la r\u00e9gion dans laquelle ils sont utilis\u00e9s. En Am\u00e9rique, les normes ASTM A53 ou ASTM A500 peuvent \u00eatre suivies, et en Europe, la norme EN 10219 peut \u00eatre suivie. Aux \u00c9tats-Unis, les normes GB\/T3091, GB\/T13793 et GB\/T 6728 peuvent \u00eatre suivies.<\/p>\n<ul>\n<li>ASTM A53 : <span style=\"color: #003366;\"><a style=\"color: #003366;\" href=\"https:\/\/uniasen.com\/fr\/normes\/astm-a53\/\">ASTM A53<\/a><\/span> est l'une des normes les plus utilis\u00e9es pour les mat\u00e9riaux des tuyaux en acier au carbone dans les secteurs du p\u00e9trole et du gaz et de la construction.<span class=\"wrapper\">tors.<\/span><\/li>\n<li>ASTM A500 : Nous sommes sp\u00e9cialis\u00e9s<span class=\"wrapper\">e dans l'industrie manufacturi\u00e8re<\/span>et l'exportation <span style=\"color: #003366;\"><a style=\"color: #003366;\" href=\"https:\/\/uniasen.com\/fr\/normes\/astm-a500\/\">ASTM A500<\/a><\/span> sections creuses standard de tubes rectangulaires.<\/li>\n<li>EN10210 Profils creux : <span style=\"color: #003366;\"><a style=\"color: #003366;\" href=\"https:\/\/uniasen.com\/fr\/normes\/en-10219\/\">EN 10219<\/a><\/span> sont disponibles en formes rondes, carr\u00e9es et rectangulaires pour r\u00e9pondre \u00e0 un large \u00e9ventail d'exigences en mati\u00e8re de conception et de construction.<\/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-1351801307\">\n\n\t<div id=\"col-900249146\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"row\"  id=\"row-328482657\">\n\n\t<div id=\"col-824910287\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>Rev\u00eatements<\/h3>\n<p>Les rev\u00eatements suivants sont couramment appliqu\u00e9s aux tubes en acier de construction pour am\u00e9liorer leur r\u00e9sistance \u00e0 la corrosion :<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<table>\n<thead>\n<tr>\n<td>Type de rev\u00eatement<\/td>\n<td>Description<\/td>\n<td>Sc\u00e9narios d'application<\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Galvanis\u00e9<\/td>\n<td>Galvanisation \u00e0 chaud ou \u00e9lectro-galvanisation ; une couche de zinc est form\u00e9e \u00e0 la surface pour am\u00e9liorer la r\u00e9sistance aux intemp\u00e9ries.<\/td>\n<td>Structures marines, syst\u00e8mes de drainage ext\u00e9rieurs<\/td>\n<\/tr>\n<tr>\n<td>Noir<\/td>\n<td>Pas de galvanisation ni de peinture ; conserve la couleur d'origine de l'acier.<\/td>\n<td>Structures int\u00e9rieures, environnements \u00e0 faible corrosion<\/td>\n<\/tr>\n<tr>\n<td>Peinture<\/td>\n<td>Rev\u00eatu d'une peinture \u00e9poxy riche en zinc ou d'une peinture polyur\u00e9thane ; la couleur peut \u00eatre personnalis\u00e9e.<\/td>\n<td>B\u00e2timents industriels, structures d\u00e9coratives<\/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\n\t\t\n<style>\n#section_607018091 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:2000px;height:1px;\"><\/div>\n\n\t<section class=\"section\" id=\"section_262274164\">\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-775275276\">\n\n\t<div id=\"col-1004802304\" 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>Dimensions des tubes en acier de construction<\/h2>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1558920432\">\n\n\t<div id=\"col-540550536\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div style=\"overflow: auto; \" >\n<table border=\"\u201d1\u2033\" width=\"\u201d3000px\u201d\" height=\"\u201d120px\u201d\" align=\"\u201dcenter\u201d\" >\n<thead>\n<tr>\n<th>DN<\/th>\n<th colspan=\"2\">O. D.<\/th>\n<th colspan=\"15\">W. T.<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><\/td>\n<td>Pouce<\/td>\n<td>mm<\/td>\n<td>SCH5S<\/td>\n<td>SCH10S<\/td>\n<td>SCH10<\/td>\n<td>SCH20<\/td>\n<td>SCH30<\/td>\n<td>SCH40<\/td>\n<td>SCH60<\/td>\n<td>SCH80<\/td>\n<td>SCH100<\/td>\n<td>SCH120<\/td>\n<td>SCH140<\/td>\n<td>SCH160<\/td>\n<td>Sth<\/td>\n<td>XS<\/td>\n<td>XXS<\/td>\n<\/tr>\n<tr>\n<td>50<\/td>\n<td>2\u2033<\/td>\n<td>60.3<\/td>\n<td>1.65<\/td>\n<td>2.77<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>3.91<\/td>\n<td>-<\/td>\n<td>5.54<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>8.74<\/td>\n<td>3.91<\/td>\n<td>5.54<\/td>\n<td>11.07<\/td>\n<\/tr>\n<tr>\n<td>65<\/td>\n<td>2 1\/2\u2033<\/td>\n<td>73<\/td>\n<td>2.11<\/td>\n<td>3.05<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>5.16<\/td>\n<td>-<\/td>\n<td>7.01<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>9.53<\/td>\n<td>5.16<\/td>\n<td>7.01<\/td>\n<td>14.02<\/td>\n<\/tr>\n<tr>\n<td>80<\/td>\n<td>3\u2033<\/td>\n<td>88.9<\/td>\n<td>2.11<\/td>\n<td>3.05<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>5.49<\/td>\n<td>-<\/td>\n<td>7.62<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>11.13<\/td>\n<td>5.49<\/td>\n<td>7.52<\/td>\n<td>15.24<\/td>\n<\/tr>\n<tr>\n<td>90<\/td>\n<td>3 1\/2\u2033<\/td>\n<td>101.6<\/td>\n<td>2.11<\/td>\n<td>3.05<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>5.74<\/td>\n<td>-<\/td>\n<td>8.08<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>5.74<\/td>\n<td>8.08<\/td>\n<td>-<\/td>\n<\/tr>\n<tr>\n<td>100<\/td>\n<td>4\u2033<\/td>\n<td>114.3<\/td>\n<td>2.11<\/td>\n<td>3.05<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>6.02<\/td>\n<td>-<\/td>\n<td>8.58<\/td>\n<td>-<\/td>\n<td>11.13<\/td>\n<td>-<\/td>\n<td>13.49<\/td>\n<td>6.02<\/td>\n<td>8.56<\/td>\n<td>17.12<\/td>\n<\/tr>\n<tr>\n<td>125<\/td>\n<td>5\u2033<\/td>\n<td>141.3<\/td>\n<td>2.77<\/td>\n<td>3.4<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>6.55<\/td>\n<td>-<\/td>\n<td>9.53<\/td>\n<td>-<\/td>\n<td>12.7<\/td>\n<td>-<\/td>\n<td>15.88<\/td>\n<td>6.55<\/td>\n<td>9.53<\/td>\n<td>18.05<\/td>\n<\/tr>\n<tr>\n<td>150<\/td>\n<td>6\u2033<\/td>\n<td>168.3<\/td>\n<td>2.77<\/td>\n<td>3.4<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>7.11<\/td>\n<td>-<\/td>\n<td>10.97<\/td>\n<td>-<\/td>\n<td>14.27<\/td>\n<td>-<\/td>\n<td>18.26<\/td>\n<td>7.11<\/td>\n<td>10.97<\/td>\n<td>21.95<\/td>\n<\/tr>\n<tr>\n<td>200<\/td>\n<td>8\u2033<\/td>\n<td>219.1<\/td>\n<td>2.77<\/td>\n<td>3.76<\/td>\n<td>-<\/td>\n<td>6.35<\/td>\n<td>7.04<\/td>\n<td>8.18<\/td>\n<td>10.31<\/td>\n<td>12.7<\/td>\n<td>15.09<\/td>\n<td>18.26<\/td>\n<td>20.62<\/td>\n<td>23.01<\/td>\n<td>8.18<\/td>\n<td>12.7<\/td>\n<td>22.23<\/td>\n<\/tr>\n<tr>\n<td>250<\/td>\n<td>10\u2033<\/td>\n<td>273.1<\/td>\n<td>3.4<\/td>\n<td>4.19<\/td>\n<td>-<\/td>\n<td>6.35<\/td>\n<td>7.8<\/td>\n<td>9.27<\/td>\n<td>12.7<\/td>\n<td>15.09<\/td>\n<td>18.26<\/td>\n<td>21.44<\/td>\n<td>25.4<\/td>\n<td>28.58<\/td>\n<td>9.27<\/td>\n<td>12.7<\/td>\n<td>25.4<\/td>\n<\/tr>\n<tr>\n<td>300<\/td>\n<td>12\u2033<\/td>\n<td>323.9<\/td>\n<td>3.96<\/td>\n<td>4.57<\/td>\n<td>-<\/td>\n<td>6.35<\/td>\n<td>8.38<\/td>\n<td>10.31<\/td>\n<td>14.27<\/td>\n<td>17.48<\/td>\n<td>21.44<\/td>\n<td>25.4<\/td>\n<td>28.58<\/td>\n<td>33.32<\/td>\n<td>9.53<\/td>\n<td>12.7<\/td>\n<td>25.4<\/td>\n<\/tr>\n<tr>\n<td>350<\/td>\n<td>14\u2033<\/td>\n<td>355.5<\/td>\n<td>3.96<\/td>\n<td>4.78<\/td>\n<td>6.35<\/td>\n<td>7.92<\/td>\n<td>9.53<\/td>\n<td>11.13<\/td>\n<td>15.09<\/td>\n<td>19.05<\/td>\n<td>23.83<\/td>\n<td>27.79<\/td>\n<td>31.75<\/td>\n<td>35.71<\/td>\n<td>9.53<\/td>\n<td>12.7<\/td>\n<td>-<\/td>\n<\/tr>\n<tr>\n<td>400<\/td>\n<td>16\u2033<\/td>\n<td>406.4<\/td>\n<td>4.19<\/td>\n<td>4.78<\/td>\n<td>6.35<\/td>\n<td>7.92<\/td>\n<td>9.53<\/td>\n<td>12.7<\/td>\n<td>16.66<\/td>\n<td>21.44<\/td>\n<td>26.19<\/td>\n<td>30.96<\/td>\n<td>36.53<\/td>\n<td>40.49<\/td>\n<td>9.53<\/td>\n<td>12.7<\/td>\n<td>-<\/td>\n<\/tr>\n<tr>\n<td>450<\/td>\n<td>18\u2033<\/td>\n<td>457.2<\/td>\n<td>4.19<\/td>\n<td>4.78<\/td>\n<td>6.35<\/td>\n<td>7.92<\/td>\n<td>11.13<\/td>\n<td>14.27<\/td>\n<td>19.05<\/td>\n<td>23.83<\/td>\n<td>39.36<\/td>\n<td>34.93<\/td>\n<td>39.67<\/td>\n<td>45.24<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<\/tr>\n<tr>\n<td>500<\/td>\n<td>20\u2033<\/td>\n<td>508<\/td>\n<td>4.78<\/td>\n<td>5.54<\/td>\n<td>6.35<\/td>\n<td>9.53<\/td>\n<td>12.7<\/td>\n<td>15.09<\/td>\n<td>20.62<\/td>\n<td>26.19<\/td>\n<td>32.54<\/td>\n<td>38.1<\/td>\n<td>44.45<\/td>\n<td>50.01<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<\/tr>\n<tr>\n<td>550<\/td>\n<td>22\u2033<\/td>\n<td>558.8<\/td>\n<td>4.78<\/td>\n<td>5.54<\/td>\n<td>6.35<\/td>\n<td>9.53<\/td>\n<td>12.7<\/td>\n<td>-<\/td>\n<td>22.23<\/td>\n<td>28.58<\/td>\n<td>34.93<\/td>\n<td>41.28<\/td>\n<td>47.63<\/td>\n<td>53.98<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<\/tr>\n<tr>\n<td>600<\/td>\n<td>24\u2033<\/td>\n<td>609.6<\/td>\n<td>5.54<\/td>\n<td>6.35<\/td>\n<td>6.35<\/td>\n<td>9.53<\/td>\n<td>14.27<\/td>\n<td>17.48<\/td>\n<td>24.61<\/td>\n<td>30.96<\/td>\n<td>38.89<\/td>\n<td>46.02<\/td>\n<td>52.37<\/td>\n<td>59.54<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<td>-<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\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_262274164 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:2000px;height:1px;\"><\/div>\n\n\t<section class=\"section\" id=\"section_1704461155\">\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-1513818744\">\n\n\t<div id=\"col-813726556\" 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>Avantages des tubes en acier de construction UNIASEN<\/h2>\n<ul>\n<li><strong>S\u00e9lection rigoureuse des mati\u00e8res premi\u00e8res<\/strong>la qualit\u00e9 : seules des mati\u00e8res premi\u00e8res de haute qualit\u00e9 sont utilis\u00e9es, et les \"mati\u00e8res inf\u00e9rieures\" sont \u00e9limin\u00e9es \u00e0 la source ;<\/li>\n<li><strong>Contr\u00f4le strict du processus<\/strong>Contr\u00f4le strict du processus : la cha\u00eene de production adopte le processus en boucle ferm\u00e9e de \" laminage \u00e0 chaud \u2192 traitement thermique \u2192 \u00e9tirage \u00e0 froid \u2192 contr\u00f4le non destructif \", et la temp\u00e9rature est contr\u00f4l\u00e9e \u00e0 1050\u00b110\u2103 lors du laminage \u00e0 chaud pour assurer une \u00e9paisseur de paroi uniforme (erreur \u22640.5mm) ; lors de l'\u00e9tirage \u00e0 froid, le processus d'\"\u00e9tirage en plusieurs \u00e9tapes\" est adopt\u00e9 pour que la rugosit\u00e9 de la surface atteigne moins de Ra0,8 afin de r\u00e9duire la r\u00e9sistance aux fluides ; Contr\u00f4le strict du processus : la cha\u00eene de production adopte le processus en boucle ferm\u00e9e de \"laminage \u00e0 chaud \u2192 traitement thermique \u2192 \u00e9tirage \u00e0 froid \u2192 essais non destructifs\". Lors du laminage \u00e0 chaud, la temp\u00e9rature est contr\u00f4l\u00e9e \u00e0 1050\u00b110\u2103 pour que l'\u00e9paisseur de la paroi du tube soit uniforme (erreur \u22640,5mm) ; lors de l'\u00e9tirage \u00e0 froid, le processus de \"multi-\u00e9tirage\" est adopt\u00e9, de sorte que la rugosit\u00e9 de la surface atteigne moins de Ra0,8, ce qui r\u00e9duit la r\u00e9sistance aux fluides ;<\/li>\n<li><strong>Inspection des produits finis :<\/strong> Chaque tube structurel est soumis \u00e0 une d\u00e9tection ultrasonique des d\u00e9fauts, \u00e0 un essai hydraulique et \u00e0 un essai de propri\u00e9t\u00e9s m\u00e9caniques, et est accompagn\u00e9 d'un \"rapport de tra\u00e7abilit\u00e9 de la qualit\u00e9\", ce qui permet aux clients de \"tester\" le tube. \"Nous pensons que \"le service n'est pas un suppl\u00e9ment\".<\/li>\n<\/ul>\n<p>Nous pensons que \"le service n'est pas un \u00e9l\u00e9ment suppl\u00e9mentaire, mais une extension du produit\", et nous avons mis en place un syst\u00e8me de service complet.<\/p>\n<p><strong>Pr\u00e9vente<\/strong>: Obtenez une s\u00e9lection et une consultation gratuites. Nos ing\u00e9nieurs \u00e9valueront les conditions de votre projet, telles que la pression, la temp\u00e9rature, le milieu et l'environnement d'installation. Ensuite, nous vous recommanderons la meilleure combinaison de mat\u00e9riaux, de processus et de sp\u00e9cifications. Vous \u00e9viterez ainsi des erreurs co\u00fbteuses ou des choix erron\u00e9s.<\/p>\n<p><strong>Dans la vente<\/strong>: suivi de l'\u00e9tat d'avancement en temps r\u00e9el pour garantir une livraison dans les d\u00e9lais.<\/p>\n<p><strong>Apr\u00e8s-vente :<\/strong> R\u00e9ponse dans les 24 heures aux \"probl\u00e8mes d'installation\" (tels que les conseils en mati\u00e8re de soudage), aux \"probl\u00e8mes de qualit\u00e9\" (tels que la r\u00e9inspection par essais non destructifs), dans les 24 heures pour apporter une solution, afin que les clients puissent \"construire en toute tranquillit\u00e9\". Nous fournirons des solutions dans les 24 heures, afin que les clients puissent \"construire sans soucis\".<\/p>\n<div class=\"row\"  id=\"row-61772685\">\n\n\t<div id=\"col-1484948354\" 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 alert\"  style=\"border-radius:9px;\">\n\t\t<span>Obtenir un devis gratuit<\/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\t\t<\/div>\n\n\t\t\n<style>\n#section_1704461155 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_574812526\">\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-1969659932\">\n\n\t<div id=\"col-1444876090\" 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>Applications<\/h2>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-913983701\">\n\n\t<div id=\"col-1467531385\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>1. Construction et infrastructure : Cadres structurels et structures \u00e0 grande port\u00e9e<\/h3>\n<p>Les tubes d'acier de construction sont les principaux \u00e9l\u00e9ments porteurs des grandes structures telles que les b\u00e2timents, les ponts, les navires et autres structures similaires. Ils sont principalement utilis\u00e9s pour former des cadres structurels et assurer la stabilit\u00e9 g\u00e9n\u00e9rale.<\/p>\n<ul>\n<li>Ossatures de b\u00e2timents : Les tubes en acier de construction plus lourds, tels que les tubes \u00e0 paroi \u00e9paisse, les poutres en I, les corni\u00e8res et les profil\u00e9s, r\u00e9pondent aux normes de l'industrie du b\u00e2timent. Ils sont utilis\u00e9s pour cr\u00e9er la structure d'un b\u00e2timent, comme les colonnes et les poutres, qui supportent le toit, les murs et les charges internes.<\/li>\n<li>Pont \u00e0 grande port\u00e9e : Ce type de pont est destin\u00e9 \u00e0 la construction de ponts en tubes d'acier de grande port\u00e9e et tr\u00e8s r\u00e9sistants, comme ceux qui enjambent les canaux. Il fait appel \u00e0 la technologie d'installation par tra\u00een\u00e9e flottante pour relever les d\u00e9fis de la construction de grandes structures.<\/li>\n<li>Poutrelle tubulaire : Cette poutrelle tubulaire \u00e0 haute r\u00e9sistance relie directement l'\u00e2me et la membrure, de sorte qu'il n'est pas n\u00e9cessaire d'utiliser une plaque de n\u0153ud. Elle est id\u00e9ale pour les structures de grande port\u00e9e telles que les gymnases et les centres d'exposition. Elle permet d'\u00e9conomiser de l'acier et offre d'excellentes propri\u00e9t\u00e9s m\u00e9caniques.<\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1234050448\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>2. Industrie et \u00e9nergie : Supports de tuyauterie et structures sp\u00e9cialis\u00e9es<\/h3>\n<p>Dans l'industrie, les tubes en acier de construction soutiennent principalement les \u00e9quipements, les pipelines et les installations sp\u00e9ciales. Ils sont particuli\u00e8rement utiles lorsque la r\u00e9sistance \u00e0 la charge et la facilit\u00e9 d'entretien sont n\u00e9cessaires.<\/p>\n<ul>\n<li>Supports de tuyauterie : Il s'agit d'une structure cl\u00e9 dans les usines p\u00e9trochimiques, chimiques et \u00e9lectriques, utilis\u00e9e pour supporter les pipelines, les c\u00e2bles d'alimentation, les chemins de c\u00e2bles d'instrumentation et m\u00eame les \u00e9quipements m\u00e9caniques, les cuves et les plates-formes d'acc\u00e8s aux vannes. Sa structure comporte des cadres transversaux r\u00e9sistants \u00e0 la flexion (Bents) pour supporter les charges de gravit\u00e9. Elle comprend \u00e9galement des colonnes longitudinales et des entretoises diagonales pour r\u00e9sister aux charges lat\u00e9rales. Cette conception garantit la stabilit\u00e9 du syst\u00e8me de tuyauterie.<\/li>\n<li>Structure de la serre : La serre \u00e0 lumi\u00e8re du jour utilise un treillis \u00e0 grande port\u00e9e, sans colonnes, fait de tubes d'acier. Cette conception permet d'\u00e9viter que la lumi\u00e8re du soleil ne soit bloqu\u00e9e par les colonnes et garantit \u00e9galement un soutien solide.<\/li>\n<\/ul>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-55583482\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>3. Ing\u00e9nierie de l'\u00e9nergie \u00e9lectrique : Tube de transmission en acier, tour\/poteau<\/h3>\n<p>Le tube d'acier de construction est le principal support des lignes de transport d'\u00e9lectricit\u00e9. Il forme une tour en tube d'acier ou un poteau de transmission en tube d'acier. Ces structures supportent le poids du conducteur et r\u00e9sistent aux charges de vent, de glace et de neige.<\/p>\n<p>Tour en tube d'acier pour le transport d'\u00e9lectricit\u00e9 : Utilise des connexions directes avec des raccords de tuyauterie, ce qui permet de r\u00e9soudre le probl\u00e8me de la variation de la charge et de la rigidit\u00e9 le long du poteau. Un mod\u00e8le num\u00e9rique est cr\u00e9\u00e9 avec un algorithme de pliage par \u00e9tapes pour maintenir la stabilit\u00e9 globale.<\/p>\n<p>Poteaux de transmission en acier : utilis\u00e9s pour les lignes de transmission rurales ou suburbaines, avec une structure simple mais tr\u00e8s r\u00e9sistante, adapt\u00e9e aux terrains complexes.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-44780060\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>4. Autres : Structures temporaires et applications sp\u00e9ciales<\/h3>\n<p>\u00c9chafaudage en tube d'acier : En tant que structure temporaire dans la construction, il assure la stabilit\u00e9 de l'\u00e9chafaudage gr\u00e2ce \u00e0 la force de fixation des colliers, et est utilis\u00e9 pour soutenir le personnel et les mat\u00e9riaux de construction.<\/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_574812526 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:2000px;height:1px;\"><\/div>\n\n\t<section class=\"section\" id=\"section_1051938405\">\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-1542291136\">\n\n\t<div id=\"col-1117554828\" 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>Types de tubes en acier de construction<\/h2>\n<h3>1. Classification par mat\u00e9riau<\/h3>\n<p>Le mat\u00e9riau du tube en acier de construction d\u00e9termine sa solidit\u00e9, sa r\u00e9sistance \u00e0 la corrosion et l'environnement dans lequel il est utilis\u00e9 :<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1676152069\">\n\n\t<div id=\"col-801651566\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div style=\"overflow: auto; \" >\n<table border=\"\u201d1\u2033\" width=\"\u201d3000px\u201d\" height=\"\u201d120px\u201d\" align=\"\u201dcenter\u201d\" >\n<thead>\n<tr>\n<th>Type de mat\u00e9riau<\/th>\n<th>Exemple de normes\/niveaux<\/th>\n<th>Sc\u00e9narios d'application<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Tube en acier de construction au carbone<\/td>\n<td>ASTM A106, A36, A53, A192 ; Q235, Q235B<\/td>\n<td>Cadres de construction, colonnes de soutien, pieux de fondation<\/td>\n<\/tr>\n<tr>\n<td>Tube en acier de construction inoxydable<\/td>\n<td>Acier inoxydable 304, 316L<\/td>\n<td>Environnements corrosifs (par exemple, chimiques, marins)<\/td>\n<\/tr>\n<tr>\n<td>Tube en acier alli\u00e9 de construction<\/td>\n<td>St52 (JIS), Q345 (GB)<\/td>\n<td>Applications \u00e0 haute r\u00e9sistance (par exemple, ponts, machines lourdes)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"is-divider divider clearfix\" style=\"max-width:2000px;height:1px;\"><\/div>\n<div class=\"row\"  id=\"row-706571880\">\n\n\t<div id=\"col-1483796181\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>2. Classification par processus de fabrication<\/h3>\n<p>Le processus de fabrication influe sur la pr\u00e9cision, la r\u00e9sistance et le co\u00fbt des tubes d'acier.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-297357736\">\n\n\t<div id=\"col-1336943616\" 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<thead>\n<tr>\n<th>Type de processus<\/th>\n<th>Exemples de produits<\/th>\n<th>Caract\u00e9ristiques<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Tube en acier de construction soud\u00e9<\/td>\n<td>Tube soud\u00e9 ASTM A252 GR2\/GR3<\/td>\n<td>Faible co\u00fbt, adapt\u00e9 aux grands diam\u00e8tres<\/td>\n<\/tr>\n<tr>\n<td>Tube en acier de construction sans soudure<\/td>\n<td>Acier sans soudure 316, 304<\/td>\n<td>Haute r\u00e9sistance, pas de d\u00e9fauts de soudure<\/td>\n<\/tr>\n<tr>\n<td>Tube en acier de construction lamin\u00e9 \u00e0 chaud<\/td>\n<td>Plaque d'acier au carbone lamin\u00e9e \u00e0 chaud, acier rond<\/td>\n<td>Efficacit\u00e9 de production \u00e9lev\u00e9e, adapt\u00e9e \u00e0 la production de masse<\/td>\n<\/tr>\n<tr>\n<td>Tuyau ondul\u00e9 en acier de construction<\/td>\n<td>Tube d'acier ondul\u00e9<\/td>\n<td>Forte capacit\u00e9 d'anti-d\u00e9formation, adapt\u00e9e aux projets de ponceaux<\/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\n\t\t\n<style>\n#section_1051938405 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_82486780\">\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-2119940920\">\n\n\t<div id=\"col-924815705\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>3. Classification par sc\u00e9narios d'application<\/h3>\n<p>La conception des tubes en acier de construction doit correspondre aux exigences techniques sp\u00e9cifiques et aux types correspondants de sc\u00e9narios d'application courants.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1466118749\">\n\n\t<div id=\"col-583821478\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div style=\"overflow: auto; \" >\n<table border=\"\u201d1\u2033\" width=\"\u201d3000px\u201d\" height=\"\u201d120px\u201d\" align=\"\u201dcenter\u201d\" >\n<thead>\n<tr>\n<th>Applications<\/th>\n<th>Nom du type<\/th>\n<th>Description fonctionnelle<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Fondation et fondation sur pieux<\/td>\n<td>Tubes en acier de construction pour pieux de fondation<\/td>\n<td>Soutenir les fondations des ponts, des docks et des immeubles de grande hauteur<\/td>\n<\/tr>\n<tr>\n<td>Enveloppe et protection<\/td>\n<td>Tube en acier de construction pour tubage<\/td>\n<td>Tubage de ponceau d'autoroute\/de voie ferr\u00e9e, tubage de puits d'eau<\/td>\n<\/tr>\n<tr>\n<td>Support et cadre<\/td>\n<td>Tube en acier structurel pour le support<\/td>\n<td>Colonnes d'affichage, poteaux de signalisation, supports de b\u00e2timent<\/td>\n<\/tr>\n<tr>\n<td>Ponceaux et ing\u00e9nierie souterraine<\/td>\n<td>Tubes en acier de construction pour ponceaux<\/td>\n<td>Ponceaux souterrains pour les autoroutes et les voies ferr\u00e9es (tels que les ponceaux en tuyaux ondul\u00e9s en acier)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"is-divider divider clearfix\" style=\"max-width:2000px;height:1px;\"><\/div>\n<div class=\"row\"  id=\"row-1316359078\">\n\n\t<div id=\"col-203813447\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h3>4. Description des cl\u00e9s<\/h3>\n<p>Tube d'acier de qualit\u00e9 structurelle (Structural Grade Steel Pipe) : il s'agit d'une classification large, se r\u00e9f\u00e9rant au tube d'acier qui r\u00e9pond aux exigences de r\u00e9sistance pour les applications structurelles (telles que les normes ASTM A252, A36 et autres), couvrant tous les types mentionn\u00e9s ci-dessus, et qui est principalement utilis\u00e9 dans les domaines de la construction, des ponts et de la machinerie lourde.<\/p>\n<p>Tuyau ondul\u00e9 en acier de construction : Il s'agit d'un type sp\u00e9cial, assembl\u00e9 par une plaque d'acier ondul\u00e9e, avec des caract\u00e9ristiques antigel et anti-tassement, largement utilis\u00e9 dans les projets de ponceaux dans les r\u00e9gions froides du nord.<\/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_82486780 {\n  padding-top: 0px;\n  padding-bottom: 0px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_2100341477\">\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-1778824356\">\n\n\t<div id=\"col-441317772\" 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-1739513637\" class=\"text\">\n\t\t\n<h2>Produits apparent\u00e9s<\/h2>\n\t\t\n<style>\n#text-1739513637 {\n  font-size: 1.2rem;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\n\t<section class=\"section\" id=\"section_1390066919\">\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-2033882390\">\n\n\n\t<div id=\"col-898395033\" 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-631322172\" >\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-2014793794\">\n\n\n\t<div id=\"col-110744149\" 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_1359522158\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/produits\/tube-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=\"Fabricant chinois de tubes ERW\" 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_1359522158 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-111107872\" class=\"text\">\n\t\t\n\n<p><strong>Tube soud\u00e9<\/strong><\/p>\n\t\t\n<style>\n#text-111107872 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-111107872 > * {\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-1095706212\" 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_230387102\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/produits\/tube-de-scie\/\" 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=\"Fabricant et fournisseur de tubes en acier ssaw\" 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_230387102 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-1744073283\" class=\"text\">\n\t\t\n\n<p><strong>Tube d'acier SSAW<\/strong><\/p>\n\t\t\n<style>\n#text-1744073283 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-1744073283 > * {\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-329229733\" 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_421860128\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/produits\/sections-creuses\/\" 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=\"Section creuse en acier - Section creuse de construction --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_421860128 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-2720435624\" class=\"text\">\n\t\t\n\n<p><strong>Section structurale creuse<\/strong><\/p>\n\t\t\n<style>\n#text-2720435624 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-2720435624 > * {\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-1154972553\" 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_1393891026\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/produits\/tube-sans-soudure\/\" 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=\"Tube en acier sans soudure-Tube SMLS\" 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_1393891026 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-144481292\" class=\"text\">\n\t\t\n\n<p><strong>Tube en acier sans soudure<\/strong><\/p>\n\t\t\n<style>\n#text-144481292 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-144481292 > * {\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-1210775671\">\n\n\n\t<div id=\"col-1923122656\" 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_283972629\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/produits\/raccords-de-tuyauterie\/\" 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=\"raccords de tuyauterie en chine-raccords de tuyauterie en acier au carbone\" 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_283972629 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-2324511879\" class=\"text\">\n\t\t\n\n<p><strong>Raccords de tuyauterie Raccords de tuyauterie<\/strong><\/p>\n\t\t\n<style>\n#text-2324511879 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-2324511879 > * {\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-1751669433\" 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_1955689995\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/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_1955689995 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-3570602500\" class=\"text\">\n\t\t\n\n<p><strong>Tuyaux d'extincteurs automatiques<\/strong><\/p>\n\t\t\n<style>\n#text-3570602500 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-3570602500 > * {\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-1978022237\" 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_977958861\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/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_977958861 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-3521472486\" class=\"text\">\n\t\t\n\n<p><strong>Tuyaux de canalisation<\/strong><\/p>\n\n\t\t\n<style>\n#text-3521472486 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-3521472486 > * {\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-1017388638\" 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_1626425841\">\n\t\t<a class=\"\" href=\"https:\/\/uniasen.com\/fr\/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_1626425841 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-820478525\" class=\"text\">\n\t\t\n\n<p><strong>Tube en acier sans soudure ASTM A106<\/strong><\/p>\n\t\t\n<style>\n#text-820478525 {\n  text-align: center;\n  color: rgb(0,0,0);\n}\n#text-820478525 > * {\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_1390066919 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\t\t<\/div>\n\n\t\t\n<style>\n#section_2100341477 {\n  padding-top: 0px;\n  padding-bottom: 0px;\n}\n<\/style>\n\t<\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":10,"featured_media":0,"parent":912,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-blank.php","meta":{"footnotes":""},"class_list":["post-5704","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>Structural Steel Pipe Supplier - UNIASEN<\/title>\n<meta name=\"description\" content=\"Structural steel pipes are high-quality, durable tubes used in construction, available in sizes from 2\u201d to 24\u201d NPS. 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