{"id":45669,"date":"2024-12-16T17:03:11","date_gmt":"2024-12-16T17:03:11","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=45669"},"modified":"2024-12-16T17:07:15","modified_gmt":"2024-12-16T17:07:15","slug":"348-stainless-steel","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/","title":{"rendered":"D\u00e9couvrez l&#039;acier inoxydable 348 : composition, propri\u00e9t\u00e9s et applications"},"content":{"rendered":"<p>Quand il s&#039;agit de <a href=\"https:\/\/kdmfab.com\/what-is-stainless-steel\/\">mat\u00e9riau en acier inoxydable<\/a>, la nuance 348 est parmi les options les plus populaires disponibles pour la plupart des projets de fabrication.<\/p>\n<p>Dans ce guide, nous explorerons les aspects essentiels de l&#039;acier inoxydable de nuance 348. Des propri\u00e9t\u00e9s \u00e0 la composition en passant par les applications, vous trouverez ici toutes les informations dont vous avez besoin.<\/p>\n<p>Plongeons-nous directement dans le vif du sujet.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Basculer la table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Basculer<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#What_is_SS348\" >Qu&#039;est-ce que la norme SS348 ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#SS_348_Chemical_Composition\" >Composition chimique de la norme SS 348<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#348_Stainless_Steel_Properties\" >Propri\u00e9t\u00e9s de l&#039;acier inoxydable 348<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Physical_Properties\" >Propri\u00e9t\u00e9s physiques<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Mechanical_Properties\" >Propri\u00e9t\u00e9s m\u00e9caniques<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Thermal_Properties\" >Propri\u00e9t\u00e9s thermiques<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Advantages_of_using_348_Stainless_Steel\" >Avantages de l&#039;utilisation de l&#039;acier inoxydable 348<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#%C2%B7_Corrosion_Resistance\" >\u00b7 R\u00e9sistance \u00e0 la corrosion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#%C2%B7_High_Temperature_Stability\" >\u00b7 Stabilit\u00e9 \u00e0 haute temp\u00e9rature<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#%C2%B7_It_is_Durable\" >\u00b7 Il est durable<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Fabricating_348_SS\" >Fabrication de l&#039;acier inoxydable 348<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Welding\" >Soudage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Machining\" >Usinage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Heat_Treatment\" >Traitement thermique<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Hot_Working\" >Travail \u00e0 chaud<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Cold_Working\" >Travail \u00e0 froid<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Uses_of_Stainless_Steel_Grade_348\" >Utilisations de l&#039;acier inoxydable de grade 348<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#FAQs\" >FAQ<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_SS348\"><\/span>Qu&#039;est-ce que la norme SS348 ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35652 aligncenter\" src=\"https:\/\/kdmfab.com\/wp-content\/uploads\/2024\/12\/SS-348-1-1.png\" alt=\"Acier inoxydable 348\" width=\"1280\" height=\"720\" \/><\/p>\n<p>Il s&#039;agit d&#039;une nuance d&#039;acier inoxydable qui appartient \u00e0 la s\u00e9rie 300 <a href=\"https:\/\/kdmfab.com\/austenitic-stainless-steels\/\">acier inoxydable aust\u00e9nitique<\/a>. Tr\u00e8s souvent, il est sp\u00e9cifi\u00e9 dans des environnements o\u00f9 la r\u00e9sistance \u00e0 la corrosion et la stabilit\u00e9 \u00e0 la temp\u00e9rature sont critiques par rapport aux autres aciers en raison de la pr\u00e9sence de chrome.<\/p>\n<p>Le SS348 contient du niobium et du tantale qui sont des stabilisateurs pour augmenter la r\u00e9sistance \u00e0 la corrosion intergranulaire.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"SS_348_Chemical_Composition\"><\/span>Composition chimique de la norme SS 348<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table style=\"font-size: 16px; font-style: normal;\">\n<tbody>\n<tr>\n<td width=\"312\"><strong>\u00c9l\u00e9ment chimique<\/strong><\/td>\n<td width=\"312\"><strong>Quantit\u00e9 d&#039;\u00e9l\u00e9ment chimique dans l&#039;acier inoxydable aust\u00e9nitique 348 (%)<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"312\">Chrome<\/td>\n<td width=\"312\">17,0-19,0 offre une r\u00e9sistance \u00e0 la corrosion et une solidit\u00e9.<\/td>\n<\/tr>\n<tr>\n<td width=\"312\">Nickel<\/td>\n<td width=\"312\">9,0-13,0 pour am\u00e9liorer la r\u00e9sistance \u00e0 la corrosion, la ductilit\u00e9 et la t\u00e9nacit\u00e9.<\/td>\n<\/tr>\n<tr>\n<td width=\"312\">carbone<\/td>\n<td width=\"312\">\u2264 0,0 sa faible teneur permet de minimiser les interactions intergranulaires<\/p>\n<p>corrosion<\/td>\n<\/tr>\n<tr>\n<td width=\"312\">Niobium<\/td>\n<td width=\"312\">10x(C + N) \u00e0 1,0 stabilise le carbone pour \u00e9viter la sensibilisation<\/td>\n<\/tr>\n<tr>\n<td width=\"312\">Azote<\/td>\n<td width=\"312\">\u2264 0,10 augmente la solidit\u00e9 et la r\u00e9sistance \u00e0 la corrosion<\/td>\n<\/tr>\n<tr>\n<td width=\"312\">Silicium<\/td>\n<td width=\"312\">\u2264 0,75 am\u00e9liore la r\u00e9sistance \u00e0 l&#039;oxydation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"348_Stainless_Steel_Properties\"><\/span>Propri\u00e9t\u00e9s de l&#039;acier inoxydable 348<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Physical_Properties\"><\/span>Propri\u00e9t\u00e9s physiques<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L&#039;acier inoxydable 348 SS a une densit\u00e9 de 7,93 g\/cm3, ce qui est typique des aciers inoxydables aust\u00e9nitiques. Bien entendu, c&#039;est le cas de la plupart des aciers inoxydables aust\u00e9nitiques. <a href=\"https:\/\/kdmfab.com\/types-of-stainless-steel\/\">types d&#039;acier inoxydable<\/a>. Vous pouvez \u00e9galement explorer <a href=\"https:\/\/kdmfab.com\/density-of-stainless-steel\/\">densit\u00e9 de l&#039;acier inoxydable<\/a>.<\/p>\n<p>Son point de fusion est l\u00e9g\u00e8rement inf\u00e9rieur \u00e0 celui du fer pur, dans une plage de 1399 \u00e0 1429 degr\u00e9s, en raison des \u00e9l\u00e9ments d&#039;alliage. Si vous souhaitez comparer le 348 avec d&#039;autres nuances, vous pouvez v\u00e9rifier ceci : <a href=\"https:\/\/kdmfab.com\/melting-point-of-stainless-steel\/\">point de fusion de l&#039;acier inoxydable<\/a>.<\/p>\n<p>En outre, il pr\u00e9sente une conductivit\u00e9 thermique de 16,3 W\/Mk \u00e0 100 degr\u00e9s Celsius, ce qui est inf\u00e9rieur \u00e0 celui des aciers au carbone. En m\u00eame temps, l&#039;acier inoxydable 348 pr\u00e9sente une r\u00e9sistivit\u00e9 \u00e9lectrique sup\u00e9rieure \u00e0 celle de l&#039;acier au carbone en raison de ses \u00e9l\u00e9ments d&#039;alliage.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45673 aligncenter\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/12\/348-Stainless-Steel-Properties.png\" alt=\"Propri\u00e9t\u00e9s de l&#039;acier inoxydable 348\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/12\/348-Stainless-Steel-Properties.png 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/12\/348-Stainless-Steel-Properties-150x84.png 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/12\/348-Stainless-Steel-Properties-768x432.png 768w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mechanical_Properties\"><\/span>Propri\u00e9t\u00e9s m\u00e9caniques<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L&#039;acier inoxydable 348 est appr\u00e9ci\u00e9 pour ses propri\u00e9t\u00e9s m\u00e9caniques uniques. Parmi les param\u00e8tres cl\u00e9s \u00e0 \u00e9valuer figurent la nuance d&#039;acier inoxydable <a href=\"https:\/\/kdmfab.com\/tensile-strength\/\">r\u00e9sistance \u00e0 la traction<\/a> et <a href=\"https:\/\/kdmfab.com\/yield-strength\/\">limite d&#039;\u00e9lasticit\u00e9<\/a>.<\/p>\n<p>En moyenne, la r\u00e9sistance \u00e0 la traction de l&#039;acier inoxydable est d&#039;environ 515 \u00e0 720 MPa, selon que l&#039;acier est recuit ou \u00e9croui. En revanche, la limite d&#039;\u00e9lasticit\u00e9 est de 205 MPa \u00e0 l&#039;\u00e9tat recuit.<\/p>\n<p>De plus, ce mat\u00e9riau pr\u00e9sente une excellente ductilit\u00e9 de 40 % (minimum) en allongement \u00e0 la rupture. Il pr\u00e9sente une duret\u00e9 de HRB 90-100 qui varie l\u00e9g\u00e8rement en fonction du traitement thermique.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thermal_Properties\"><\/span>Propri\u00e9t\u00e9s thermiques<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Il poss\u00e8de une conductivit\u00e9 thermique inf\u00e9rieure \u00e0 celle de l&#039;acier au carbone, ce qui garantit que les gradients thermiques sont moins s\u00e9v\u00e8res, r\u00e9duisant ainsi les contraintes thermiques.<\/p>\n<p>Son coefficient de dilatation thermique permet une expansion uniforme, importante pour les stabilit\u00e9s dimensionnelles dans les cycles thermiques.<\/p>\n<p>Conserve sa r\u00e9sistance et ses propri\u00e9t\u00e9s m\u00e9caniques \u00e0 haute temp\u00e9rature, ce qui le rend id\u00e9al pour les \u00e9changeurs de chaleur en raison de sa stabilit\u00e9 \u00e0 haute temp\u00e9rature.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35653 aligncenter\" src=\"https:\/\/kdmfab.com\/wp-content\/uploads\/2024\/12\/Advantages-of-using-348-Stainless-Steel.png\" alt=\"Avantages de l&#039;utilisation de l&#039;acier inoxydable 348\" width=\"1280\" height=\"720\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Advantages_of_using_348_Stainless_Steel\"><\/span>Avantages de l&#039;utilisation de l&#039;acier inoxydable 348<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L&#039;acier inoxydable 348 pr\u00e9sente de nombreux avantages en raison de ses propri\u00e9t\u00e9s. Sa combinaison unique de r\u00e9sistance \u00e0 la corrosion et de performances \u00e0 haute temp\u00e9rature le rend fiable et durable dans les environnements exigeants.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_Corrosion_Resistance\"><\/span>\u00b7 R\u00e9sistance \u00e0 la corrosion<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L&#039;acier inoxydable 348 r\u00e9siste \u00e0 la corrosion et \u00e0 la rouille lorsqu&#039;il est expos\u00e9 \u00e0 des environnements difficiles. Il est \u00e9galement tr\u00e8s performant dans les applications qui n\u00e9cessitent une exposition \u00e0 des agents oxydants.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_High_Temperature_Stability\"><\/span>\u00b7 Stabilit\u00e9 \u00e0 haute temp\u00e9rature<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Il est id\u00e9al pour les applications dans les \u00e9changeurs de chaleur et les syst\u00e8mes d&#039;\u00e9chappement car il conserve ses propri\u00e9t\u00e9s m\u00e9caniques \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es allant jusqu&#039;\u00e0 870 degr\u00e9s.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_It_is_Durable\"><\/span>\u00b7 Il est durable<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La combinaison de sa r\u00e9sistance et de ses propri\u00e9t\u00e9s de r\u00e9sistance \u00e0 l&#039;oxydation le rend durable dans les applications exigeantes.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Fabricating_348_SS\"><\/span>Fabrication de l&#039;acier inoxydable 348<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vous pouvez fabriquer des produits utiles en adoptant des m\u00e9thodes appropri\u00e9es. <a href=\"https:\/\/kdmfab.com\/stainless-steel-fabrication\/\">fabrication en acier inoxydable<\/a> techniques. Il existe de nombreuses fa\u00e7ons de fabriquer de l&#039;acier inoxydable de nuance 348.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Welding\"><\/span>Soudage<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>L&#039;acier inoxydable 348 est excellent en soudage gr\u00e2ce \u00e0 la pr\u00e9sence de niobium qui stabilise l&#039;acier. Cet \u00e9l\u00e9ment emp\u00eache la sensibilisation, ce qui am\u00e9liore la r\u00e9sistance \u00e0 la corrosion intergranulaire apr\u00e8s le soudage.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Machining\"><\/span>Usinage<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Avec l&#039;utilisation d&#039;outils appropri\u00e9s, l&#039;usinage de l&#039;acier inoxydable 348 est g\u00e9rable. L&#039;acier inoxydable 348 appartient \u00e0 la famille des aciers inoxydables aust\u00e9nitiques o\u00f9 il poss\u00e8de une excellente r\u00e9sistance \u00e0 la corrosion et des propri\u00e9t\u00e9s m\u00e9caniques.<\/p>\n<p>De plus, la t\u00e9nacit\u00e9 \u00e9lev\u00e9e et la conductivit\u00e9 thermique relativement faible rendent possible l&#039;usinage de l&#039;acier inoxydable de nuance 348.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Heat_Treatment\"><\/span>Traitement thermique<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>En tant qu&#039;acier inoxydable aust\u00e9nitique, l&#039;acier inoxydable 348 ne r\u00e9pond pas au durcissement traditionnel par traitement thermique, mais il peut \u00eatre recuit pour am\u00e9liorer ses performances. Un traitement thermique appropri\u00e9 garantit que l&#039;acier conserve de bonnes propri\u00e9t\u00e9s m\u00e9caniques. Le meilleur dans tout cela, c&#039;est qu&#039;il est adapt\u00e9 aux applications \u00e0 haute temp\u00e9rature et aux environnements corrosifs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hot_Working\"><\/span>Travail \u00e0 chaud<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Il s&#039;agit d&#039;un proc\u00e9d\u00e9 essentiel pour fa\u00e7onner et former des mat\u00e9riaux destin\u00e9s \u00e0 un environnement \u00e0 haute temp\u00e9rature. En maintenant un chauffage uniforme et un refroidissement appropri\u00e9, la nuance d&#039;acier inoxydable conserve d&#039;excellentes propri\u00e9t\u00e9s m\u00e9caniques et une r\u00e9sistance \u00e0 l&#039;oxydation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cold_Working\"><\/span>Travail \u00e0 froid<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La r\u00e9sistance, la duret\u00e9 et la r\u00e9sistance \u00e0 la corrosion sont am\u00e9lior\u00e9es gr\u00e2ce au travail \u00e0 froid de l&#039;acier inoxydable 348. Ce travail \u00e0 froid implique le fa\u00e7onnage et le durcissement de l&#039;acier inoxydable 348 \u00e0 temp\u00e9rature ambiante, ce qui r\u00e9duit la ductilit\u00e9.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35654 aligncenter\" src=\"https:\/\/kdmfab.com\/wp-content\/uploads\/2024\/12\/Fabricating-348-SS.png\" alt=\"Fabrication de l&#039;acier inoxydable 348\" width=\"1280\" height=\"720\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Uses_of_Stainless_Steel_Grade_348\"><\/span>Utilisations de l&#039;acier inoxydable de grade 348<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><strong>Structure en acier<\/strong><\/li>\n<\/ul>\n<p>Il est adapt\u00e9 \u00e0 la fabrication de structures complexes sans compromettre la qualit\u00e9 du mat\u00e9riau. Il s&#039;agit notamment de structures et de composants architecturaux.<\/p>\n<ul>\n<li><strong>Applications nucl\u00e9aires<\/strong><\/li>\n<\/ul>\n<p>Ce mat\u00e9riau est un choix parfait pour la fabrication de nombreuses pi\u00e8ces et composants de syst\u00e8mes nucl\u00e9aires. Cela est principalement d\u00fb \u00e0 sa faible teneur en cobalt, ce qui lui permet de s&#039;utiliser dans des applications nucl\u00e9aires.<\/p>\n<ul>\n<li><strong>Syst\u00e8me d&#039;\u00e9changeur de chaleur <\/strong><\/li>\n<\/ul>\n<p>Vous pouvez utiliser l&#039;acier inoxydable 348 pour les syst\u00e8mes d&#039;\u00e9changeurs de chaleur. Il s&#039;agit d&#039;un choix parfait pour les \u00e9changeurs de chaleur et les chaudi\u00e8res en raison de sa stabilit\u00e9 \u00e0 haute temp\u00e9rature.<\/p>\n<ul>\n<li><strong>Industries agroalimentaires et m\u00e9dicales<\/strong><\/li>\n<\/ul>\n<p>Il est essentiel dans les industries de transformation alimentaire, les industries m\u00e9dicales et les applications marines en raison de sa propri\u00e9t\u00e9 de r\u00e9sistance \u00e0 l&#039;oxydation.<\/p>\n<p>Dans les applications cryog\u00e9niques, il est utilis\u00e9 dans le stockage et le transport de conteneurs de gaz liqu\u00e9fi\u00e9s en raison de sa capacit\u00e9 \u00e0 conserver sa t\u00e9nacit\u00e9 et sa ductilit\u00e9 \u00e0 basse temp\u00e9rature.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>1. Quel est l\u2019\u00e9quivalent de l\u2019acier inoxydable 348\u00a0?<\/strong><\/p>\n<p>L&#039;acier inoxydable 348 est \u00e9troitement \u00e9quivalent \u00e0 l&#039;acier inoxydable 347 selon les normes EN\/DIN. L&#039;acier inoxydable 348 est aust\u00e9nitique et est stabilis\u00e9 avec du niobium pour am\u00e9liorer sa r\u00e9sistance \u00e0 la corrosion intergranulaire.<\/p>\n<p>L&#039;\u00e9quivalence exacte varie en fonction des normes des diff\u00e9rentes organisations.<\/p>\n<p><strong>2. Quel est le prix moyen de l&#039;acier inoxydable 348 par tonne ?<\/strong><\/p>\n<p>L\u2019aspect le plus important est de garder un \u0153il sur les march\u00e9s des mati\u00e8res premi\u00e8res et les rapports de l\u2019industrie pour obtenir les derni\u00e8res informations sur le co\u00fbt des mat\u00e9riaux.<\/p>\n<p>Le prix sp\u00e9cifique de l&#039;acier inoxydable 348 d\u00e9pend de la demande du march\u00e9, du co\u00fbt des mati\u00e8res premi\u00e8res et du processus de fabrication. Cependant, le prix r\u00e9el de l&#039;acier inoxydable 348 n&#039;est pas facilement disponible dans les sources publiques.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L&#039;acier inoxydable 348 est con\u00e7u pour les environnements \u00e0 hautes performances. Il s&#039;agit d&#039;un alliage d&#039;acier aust\u00e9nitique stabilis\u00e9 au niobium, \u00e9l\u00e9ment cl\u00e9 des excellentes propri\u00e9t\u00e9s m\u00e9caniques de l&#039;acier inoxydable 348.<\/p>\n<p>Chez KDM, nous sommes une entreprise professionnelle de fabrication d&#039;acier inoxydable en Chine. Pour toutes vos pi\u00e8ces en acier inoxydable, <a href=\"https:\/\/kdmfab.com\/contact-for-a-quote\/\">Contactez-nous maintenant<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>When it comes to stainless steel material, the 348 grade is among the most popular options available for most fabrication projects. In this guide, we will explore vital aspects about stainless steel grade 348. From properties, composition to applications, you will find all information you need right here. Let\u2019s dive right in. What is SS348? [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":45670,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"disabled","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45669","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Explore 348 Stainless Steel: Composition, Properties &amp; Applications - KDM Steel<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kdmsteel.com\/fr\/acier-inoxydable-348\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Explore 348 Stainless Steel: Composition, Properties &amp; Applications - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"When it comes to stainless steel material, the 348 grade is among the most popular options available for most fabrication projects. 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In this guide, we will explore vital aspects about stainless steel grade 348. From properties, composition to applications, you will find all information you need right here. Let\u2019s dive right in. What is SS348? 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