{"id":3323,"date":"2023-11-13T14:16:49","date_gmt":"2023-11-13T06:16:49","guid":{"rendered":"https:\/\/uniasen.com\/?p=3323"},"modified":"2025-12-01T14:42:02","modified_gmt":"2025-12-01T06:42:02","slug":"difference-entre-les-tuyaux-schedule-40-et-schedule-80","status":"publish","type":"post","link":"https:\/\/uniasen.com\/fr\/blog\/difference-between-schedule-40-and-schedule-80-pipe\/","title":{"rendered":"Diff\u00e9rence entre les tuyaux Schedule 40 et Schedule 80"},"content":{"rendered":"<div class=\"row\"  id=\"row-2090217391\">\n\n\t<div id=\"col-1941321262\" 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\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_825085780\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/schedule-40-vs-80-difference-between-schedule-40-and-80.webp\" class=\"attachment-original size-original\" alt=\"Fabricant de tubes en acier au carbone UNIASEN - tube en acier de classe 40 et 80\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/schedule-40-vs-80-difference-between-schedule-40-and-80.webp 1000w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/schedule-40-vs-80-difference-between-schedule-40-and-80-300x225.webp 300w, https:\/\/uniasen.com\/wp-content\/uploads\/2023\/11\/schedule-40-vs-80-difference-between-schedule-40-and-80-768x576.webp 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/>\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_825085780 {\n  width: 100%;\n}\n@media (min-width:550px) {\n  #image_825085780 {\n    width: 66%;\n  }\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\"  id=\"row-499639943\">\n\n\t<div id=\"col-1501838206\" 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>Introduction :<\/h2>\n<p><span data-preserver-spaces=\"true\"><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/uniasen.com\/fr\/blog\/quest-ce-quun-tube-en-acier-schedule-40\/\">Annexe 40<\/a> <\/span>et<\/span><span data-preserver-spaces=\"true\">\u00a0Les tuyaux en acier 80 sont deux choix courants lors de l'achat de tuyaux industriels. Ils se ressemblent, mais il existe entre eux des diff\u00e9rences substantielles qu'il convient de conna\u00eetre avant d'acheter. <\/span><\/p>\n<p>Cet article explique les diff\u00e9rences entre les tuyaux Schedule Pipe 40 et les tuyaux Schedule Pipe 40. <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/uniasen.com\/fr\/blog\/quest-ce-quun-tuyau-schedule-80\/\">Tube en acier Schedule 80<\/a><\/span>Les donn\u00e9es relatives \u00e0 l'utilisation de l'\u00e9nergie, \u00e0 leurs avantages, \u00e0 leurs inconv\u00e9nients et \u00e0 leurs applications.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-449390225\">\n\n\t<div id=\"col-717014464\" 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>Quel est le diam\u00e8tre nominal du tuyau ?<\/h2>\n<p>Le diam\u00e8tre int\u00e9rieur d'un tuyau est appel\u00e9 NPS (nominal pipe size). Il s'agit de la m\u00e9thode standard d'identification des dimensions des tuyaux en Am\u00e9rique du Nord.\u00a0<\/p>\n<p>Contrairement aux mesures r\u00e9elles, le NPS est un ensemble de nombres nominaux.  Il s'applique aux tuyaux d'un diam\u00e8tre inf\u00e9rieur ou \u00e9gal \u00e0 12 pouces. Toutefois, les tuyaux d'un diam\u00e8tre ext\u00e9rieur de 14 pouces ou plus n\u00e9cessitent un traitement sp\u00e9cial.<\/p>\n<p>Lorsqu'il s'agit de tuyaux Schedule 40, on ne saurait trop insister sur l'importance du NPS. Il s'agit d'un facteur crucial pour classer et diff\u00e9rencier ces tuyaux en fonction de leurs dimensions nominales.<\/p>\n<p>Le terme \"Schedule 40\" d\u00e9signe une gamme sp\u00e9cifique de valeurs NPS (Nominal Pipe Size), mesurant l'\u00e9paisseur de la paroi du tuyau.<\/p>\n<p>Les valeurs NPS que les diam\u00e8tres des tuyaux Schedule 40 peuvent accepter varient de 1\/8 de pouce \u00e0 36 pouces.<\/p>\n<p>Le diam\u00e8tre nominal des tubes Schedule 80 ne change pas, m\u00eame si l'\u00e9paisseur de la paroi varie. L'uniformit\u00e9 couvre une gamme \u00e9tendue de valeurs NPS allant de 1\/8 \u00e0 36 pouces.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-1588467942\">\n\n\t<div id=\"col-471831226\" 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>Qu'est-ce que le sch\u00e9ma de tuyauterie ?<\/h2>\n<p>Un sch\u00e9ma de tuyauterie ne correspond pas \u00e0 une mesure sp\u00e9cifique. La valeur est d\u00e9riv\u00e9e d'une formule bas\u00e9e sur l'\u00e9paisseur de la paroi. De nombreux tuyaux ont le m\u00eame diam\u00e8tre ext\u00e9rieur.<\/p>\n<p>Cependant, ils varient en fonction des num\u00e9ros de nomenclature, qui correspondent \u00e0 des \u00e9paisseurs de paroi distinctes. Un tableau de nomenclature des tuyaux qui compare le num\u00e9ro de nomenclature et le diam\u00e8tre nominal du tuyau.<\/p>\n<p>Il est donc recommand\u00e9 de trouver les dimensions les plus pr\u00e9cises. La combinaison de la dimension nominale et du diam\u00e8tre des tuyaux vous permet de s\u00e9lectionner les tuyaux pour vos applications. Vous devez \u00e9galement tenir compte de facteurs tels que la pression, la stabilit\u00e9 structurelle et les d\u00e9bits.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-2141102782\">\n\n\t<div id=\"col-2004096342\" 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>Quelle est la diff\u00e9rence entre les tubes \u00e0 forte pente Schedule 40 et Schedule 80 ?<\/h2>\n<p><span data-preserver-spaces=\"true\">Les principaux facteurs de diff\u00e9renciation entre les tubes schedule 40 et schedule 80 sont le poids, le diam\u00e8tre int\u00e9rieur et l'\u00e9paisseur de la paroi. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Les chiffres r\u00e9els varient en fonction du diam\u00e8tre nominal du tuyau. <\/span><span data-preserver-spaces=\"true\">En outre, il existe un tr\u00e8s grand nombre de num\u00e9ros de nomenclature de tuyaux. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Compte tenu de ces facteurs, vous devez consulter un tableau des dimensions des tuyaux afin de d\u00e9terminer avec soin la taille appropri\u00e9e des tuyaux. Entrons dans les d\u00e9tails :<\/span><\/p>\n<h3>NPS, diam\u00e8tre int\u00e9rieur et ext\u00e9rieur<\/h3>\n<p><span data-preserver-spaces=\"true\">Les dimensions nominales des tuyaux (NPS) ne permettent pas de distinguer les tuyaux Sch 40 et Sch 80 de dimensions identiques. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Le diam\u00e8tre ext\u00e9rieur (OD) du tuyau, appel\u00e9 NPS, reste le m\u00eame pour les deux types d'\u00e9ch\u00e9ances. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Cependant, la distinction cruciale entre Sch 40 et Sch 80 est leur diam\u00e8tre int\u00e9rieur (ID). <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Les tuyaux Sch 80 ont des sections int\u00e9rieures plus durables que les tuyaux Sch 40, ce qui se traduit par un diam\u00e8tre int\u00e9rieur inf\u00e9rieur.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Le mat\u00e9riau suppl\u00e9mentaire utilis\u00e9 dans la tuyauterie Sch 80 augmente l'\u00e9paisseur de la paroi interne. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Une r\u00e9duction mineure du d\u00e9bit de fluide peut r\u00e9sulter du diam\u00e8tre int\u00e9rieur r\u00e9duit des canalisations Sch 80. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Pour les applications impliquant des liquides sous pression, les canalisations Sch 80 conviennent en raison de leurs parois plus robustes. Elles offrent une s\u00e9curit\u00e9 et une durabilit\u00e9 accrues.<\/span><\/p>\n<h3>\u00c9paisseur de la paroi<\/h3>\n<p><span data-preserver-spaces=\"true\">Les tuyaux Schedule 80 ont une \u00e9paisseur de paroi plus importante que les Schedule 40, bien qu'ils aient le m\u00eame diam\u00e8tre nominal (NPS). Gr\u00e2ce \u00e0 leur \u00e9paisseur de paroi plus importante, les tuyaux Schedule 80 r\u00e9sistent mieux \u00e0 des charges plus lourdes et \u00e0 des pressions plus \u00e9lev\u00e9es.<\/span><\/p>\n<h4><strong><span data-preserver-spaces=\"true\">\u00c9paisseur de la paroi des tuyaux Schedule 40<\/span><\/strong><\/h4>\n<p><span data-preserver-spaces=\"true\">Les \u00e9paisseurs de paroi des tubes en acier schedule 40 sont indiqu\u00e9es ci-dessous :<\/span><\/p>\n<ul>\n<li><span data-preserver-spaces=\"true\">1\/4\u2033 -0.088<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">1\u20442\u2033 -0.109<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">3\/4\u2033 -0.113<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">1\u2033 - 0.133<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">5\u2033-0.145<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">2\u2033 - 0.154<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">5\u2033 - 0.258<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">10\u2033 - 0.365<\/span><\/li>\n<\/ul>\n<h4><strong><span data-preserver-spaces=\"true\">\u00c9paisseur de la paroi des tuyaux Schedule 80<\/span><\/strong><\/h4>\n<p><span data-preserver-spaces=\"true\">Les \u00e9paisseurs de paroi des tubes en acier de la nomenclature 80 sont indiqu\u00e9es ci-dessous :<\/span><\/p>\n<ul>\n<li><span data-preserver-spaces=\"true\">1\/4\u2033 - 0.119<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">1\u20442\u2033 -0.147<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">3\/4\u2033 - 0.154<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">1\u2033 - 0.179<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">5\u2033 -0.200<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">2\u2033 - 0.218<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">5\u2033 - 0.375<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">10\u2033 - 0.500<\/span><\/li>\n<\/ul>\n<h3>Durabilit\u00e9 et solidit\u00e9 :<\/h3>\n<p><span data-preserver-spaces=\"true\">Les tuyaux Schedule 40 trouvent de nombreuses applications dans une vari\u00e9t\u00e9 de conditions op\u00e9rationnelles courantes. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Toutefois, leur capacit\u00e9 \u00e0 r\u00e9sister \u00e0 une forte pression n'est pas forc\u00e9ment \u00e9quivalente \u00e0 celle des tuyaux Schedule 80. La durabilit\u00e9 et la dur\u00e9e de vie prolong\u00e9e des tuyaux Schedule 80 peuvent \u00eatre attribu\u00e9es \u00e0 l'\u00e9paisseur importante de leurs parois. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Les tuyaux Schedule 40 et Schedule 80 sont utilis\u00e9s dans une large gamme d'applications. Chacun d'entre eux offre des avantages distincts dans leurs utilisations respectives. Il est essentiel de bien comprendre les diff\u00e9rentes tailles et poids des tuyaux. Cela permet aux individus de faire des choix judicieux lorsqu'ils s\u00e9lectionnent l'option appropri\u00e9e pour r\u00e9pondre \u00e0 leurs besoins sp\u00e9cifiques.<\/span><\/p>\n<h3>Capacit\u00e9 de poids et pression\uff1a<\/h3>\n<p><span data-preserver-spaces=\"true\">Les parois des tuyaux Schedule 80 \u00e9tant plus \u00e9paisses, ils supportent un poids et une pression plus importants que les tuyaux Schedule 40. Un tuyau Schedule 80 est plus adapt\u00e9 au transport de produits chimiques lourds ou de fluides \u00e0 haute pression. Les tuyaux Schedule 80 sont utilis\u00e9s dans les applications o\u00f9 le tuyau est endommag\u00e9 par des v\u00e9hicules lourds ou expos\u00e9 \u00e0 des conditions extr\u00eames. Ils durent plus longtemps et sont moins susceptibles d'\u00eatre endommag\u00e9s.<\/span><\/p>\n<h3>Couleur :<\/h3>\n<p><span data-preserver-spaces=\"true\">Les tuyaux Schedule 40 et Schedule 80 sont g\u00e9n\u00e9ralement faciles \u00e0 distinguer par leur couleur. Les tuyaux Schedule 40 sont blancs, tandis que les tuyaux Schedule 80 sont gris. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Le changement de couleur peut aider \u00e0 d\u00e9terminer quel tableau est destin\u00e9 \u00e0 la plomberie. Il est essentiel de s'assurer que tous les fabricants n'utilisent pas ce sch\u00e9ma de couleurs. C'est pourquoi vous devez toujours v\u00e9rifier les sp\u00e9cifications inscrites sur les raccords et les tuyaux.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Bien que la couleur des tuyaux aide \u00e0 les diff\u00e9rencier, il existe \u00e9galement d'autres moyens de d\u00e9terminer la diff\u00e9rence entre un tuyau schedule 80 et un tuyau schedule 40. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Avant d'installer les tuyaux, v\u00e9rifiez le programme pour vous assurer qu'il convient aux applications requises.<\/span><\/p>\n<h3>D\u00e9bit et chutes de pression :<\/h3>\n<p><span data-preserver-spaces=\"true\">La perte de charge et les d\u00e9bits sont deux autres aspects importants dans le choix d'un tube en acier. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Les parois plus minces des tuyaux Schedule 40 font que leur perte de charge est inf\u00e9rieure \u00e0 celle des tuyaux Schedule 80. Cela signifie \u00e9galement que leur d\u00e9bit est plus \u00e9lev\u00e9. Ils sont donc parfaits pour les syst\u00e8mes d'arrosage \u00e0 basse pression et autres endroits o\u00f9 le d\u00e9bit est essentiel. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Les conduites Schedule 80, en revanche, ont une perte de charge plus importante et un d\u00e9bit plus faible. Elles conviennent donc mieux aux syst\u00e8mes \u00e0 haute pression, aux pompes et aux syst\u00e8mes de transfert d'eau.<\/span><\/p>\n<h3>Applications :<\/h3>\n<p><span data-preserver-spaces=\"true\">Les tuyaux Schedule 40 sont souvent utilis\u00e9s dans les environnements commerciaux et r\u00e9sidentiels l\u00e9gers. Ils sont utilis\u00e9s pour ;<\/span><\/p>\n<ul>\n<li><span data-preserver-spaces=\"true\">les syst\u00e8mes de chauffage<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">les conduites d'eau et de gaz<\/span><\/li>\n<li><span data-preserver-spaces=\"true\">les syst\u00e8mes d'assainissement.<\/span><\/li>\n<\/ul>\n<p><span data-preserver-spaces=\"true\">Dans les industries qui doivent supporter des pressions \u00e9lev\u00e9es et des charges importantes. Il s'agit des ol\u00e9oducs et gazoducs, du transport de produits chimiques et des centrales \u00e9lectriques ; les tubes Schedule 80 sont parfaits. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Si vous connaissez les diff\u00e9rences entre les tuyaux Schedule 40 et 80, vous pouvez choisir celui qui convient \u00e0 votre t\u00e2che. Vous \u00e9conomiserez ainsi du temps et de l'argent tout en vous assurant que l'installation est s\u00fbre et durable.<\/span><\/p>\n<h3>Installation :<\/h3>\n<p><span data-preserver-spaces=\"true\">L'utilisation du m\u00eame mat\u00e9riau pour les deux tuyaux programm\u00e9s fait que l'installation ne diff\u00e8re pas de l'utilisation de mat\u00e9riaux distincts. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Selon la norme ASTM, tous les programmes de tuyaux ayant le m\u00eame NPS doivent avoir le m\u00eame diam\u00e8tre ext\u00e9rieur. \u00c9tant donn\u00e9 que chaque programme de tuyauterie poss\u00e8de ses propres raccords et techniques d'assemblage, il est possible de raccorder des tuyaux de diff\u00e9rents programmes. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Le syst\u00e8me de plomberie doit \u00eatre install\u00e9 correctement et rapidement pour garantir sa s\u00e9curit\u00e9 et son efficacit\u00e9.<\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Les tuyaux doivent \u00eatre nettoy\u00e9s et pr\u00e9par\u00e9s de mani\u00e8re ad\u00e9quate. Des raccords et des connexions appropri\u00e9s doivent \u00eatre utilis\u00e9s, et les tuyaux doivent \u00eatre correctement align\u00e9s et soutenus. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Les tuyaux du m\u00eame mat\u00e9riau peuvent \u00eatre install\u00e9s selon l'orientation Schedule 40 ou Schedule 80. <\/span><\/p>\n<p><span data-preserver-spaces=\"true\">Le processus est donc essentiellement le m\u00eame. Les tuyaux de diff\u00e9rents diam\u00e8tres sont reli\u00e9s entre eux \u00e0 l'aide de raccords et de techniques standard si l'installation est respect\u00e9e et si l'ASTM s'applique.<\/span><\/p>\n<h3>Co\u00fbt :<\/h3>\n<p>Lorsqu'il s'agit de plomberie industrielle, le prix est important. Parce que leurs parois sont plus petites, les tuyaux Schedule 40 co\u00fbtent moins cher que les Schedule 80.<\/p>\n<p>Il est essentiel de garantir leur solidit\u00e9, leur long\u00e9vit\u00e9 et leur r\u00e9sistance aux pressions \u00e9lev\u00e9es et aux charges importantes. Les tubes Schedule 80 n\u00e9cessitent donc des mat\u00e9riaux, des processus de fabrication et des contr\u00f4les de qualit\u00e9 suppl\u00e9mentaires.<\/p>\n<p>Les tuyaux Schedule 40 peuvent \u00eatre un meilleur choix si le prix est votre principale pr\u00e9occupation.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-120464702\">\n\n\t<div id=\"col-179177387\" 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>Tuyau d'acier Sch 40 ou Sch 80 : Lequel est le plus solide ?<\/h2>\n<p>Il existe principalement deux vari\u00e9t\u00e9s de tuyaux : schedule 40 et schedule 80. Chacune pr\u00e9sente des avantages, mais laquelle est la plus solide ?<\/p>\n<p>Les tuyaux Schedule 40 sont plus fins que les tuyaux Schedule 80. Il est donc plus l\u00e9ger, plus rentable et moins durable.<\/p>\n<p>En revanche, le Schedule 80 est constitu\u00e9 de tuyaux robustes et est plus puissant, mais il est plus cher et plus lourd.<\/p>\n<p>En r\u00e8gle g\u00e9n\u00e9rale, les tuyaux de la nomenclature 80 conviennent mieux lorsque la solidit\u00e9 et la durabilit\u00e9 sont requises. Toutefois, si vous recherchez une option l\u00e9g\u00e8re et rentable, le tube schedule 40 peut \u00eatre plus appropri\u00e9.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row\"  id=\"row-915499903\">\n\n\t<div id=\"col-1326048401\" 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>Conclusion<\/h2>\n<p>En conclusion, vous devez choisir avec soin le tube d'acier utilis\u00e9 dans vos applications. Les tuyaux Schedule 40 et Schedule 80 sont tous deux largement utilis\u00e9s dans l'industrie manufacturi\u00e8re et dans d'autres environnements commerciaux.<\/p>\n<p>Les tuyaux Schedule 40 sont excellents pour un usage commercial et domestique l\u00e9ger. Ils ont des parois minces, une perte de charge minimale et un d\u00e9bit \u00e9lev\u00e9.<\/p>\n<p>Les tuyaux Schedule 80 sont id\u00e9aux pour une utilisation industrielle en raison de leurs parois plus \u00e9paisses et de leur pression nominale plus \u00e9lev\u00e9e. Vous choisissez votre projet unique en connaissant les distinctions entre les tuyaux Schedule 40 et Schedule 80. Cela apportera s\u00e9curit\u00e9, fiabilit\u00e9 et long\u00e9vit\u00e9 \u00e0 votre installation.<\/p>\n<p><span data-preserver-spaces=\"true\">Si vous ne savez pas comment choisir, veuillez <a href=\"https:\/\/uniasen.com\/fr\/contact\/\">contacter les experts d'UNIASEN pour une assistance en ligne<\/a>.<\/span><\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Les tuyaux en acier Schedule 40 et Schedule 80 sont deux choix courants lors de l'achat de tuyaux industriels. Ils se ressemblent, mais il existe des diff\u00e9rences substantielles entre eux. Cet article fournit une comparaison d\u00e9taill\u00e9e entre les deux afin d'aider les acheteurs \u00e0 faire un choix meilleur et plus rapide des tuyaux en acier.<\/p>","protected":false},"author":10,"featured_media":4720,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3323","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Difference Between Schedule 40 and Schedule 80 Steel Pipe<\/title>\n<meta name=\"description\" content=\"The ultimate schedule 40 vs schedule 80 selection guide. 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UNIASEN makes comparisons based on its definition, thickness, pressure rating, etc.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/uniasen.com\/fr\/blog\/difference-entre-les-tuyaux-schedule-40-et-schedule-80\/\" \/>\n<meta property=\"og:site_name\" content=\"UNIASEN\" \/>\n<meta property=\"article:published_time\" content=\"2023-11-13T06:16:49+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-01T06:42:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/uniasen.com\/wp-content\/uploads\/2024\/08\/Difference_Between_Schedule_40_and_Schedule_80_Pipe_UNIASEN.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"750\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Fiona\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Fiona\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/\"},\"author\":{\"name\":\"Fiona\",\"@id\":\"https:\\\/\\\/uniasen.com\\\/#\\\/schema\\\/person\\\/10cd4f9f6400879e795a1a9e3f1d5f13\"},\"headline\":\"Difference Between Schedule 40 and Schedule 80 Pipe\",\"datePublished\":\"2023-11-13T06:16:49+00:00\",\"dateModified\":\"2025-12-01T06:42:02+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/\"},\"wordCount\":1452,\"publisher\":{\"@id\":\"https:\\\/\\\/uniasen.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/uniasen.com\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Difference_Between_Schedule_40_and_Schedule_80_Pipe_UNIASEN.webp\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/\",\"url\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/\",\"name\":\"Difference Between Schedule 40 and Schedule 80 Steel Pipe\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/uniasen.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/uniasen.com\\\/blog\\\/difference-between-schedule-40-and-schedule-80-pipe\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/uniasen.com\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Difference_Between_Schedule_40_and_Schedule_80_Pipe_UNIASEN.webp\",\"datePublished\":\"2023-11-13T06:16:49+00:00\",\"dateModified\":\"2025-12-01T06:42:02+00:00\",\"description\":\"The ultimate schedule 40 vs schedule 80 selection guide. 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