{"id":1362,"date":"2023-04-06T12:29:15","date_gmt":"2023-04-06T12:29:15","guid":{"rendered":"https:\/\/waldunsteel.com\/?post_type=portfolio&#038;p=1362"},"modified":"2023-11-13T02:44:39","modified_gmt":"2023-11-13T02:44:39","slug":"acier-au-carbone-aisi-1045-2","status":"publish","type":"portfolio","link":"https:\/\/waldunsteel.com\/fr\/products\/aisi-1045-carbon-steel\/","title":{"rendered":"Acier au carbone AISI 1045"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-6eghw2-a4638b149dc67a68487573f639eb081c\">\n.flex_column.av-6eghw2-a4638b149dc67a68487573f639eb081c{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-6eghw2-a4638b149dc67a68487573f639eb081c av_two_third  avia-builder-el-0  el_before_av_one_third  avia-builder-el-first  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-kn5zzfwc-e440bf935c50a93d01f4f6f1cb727c77'  ><div class='avia_textblock' ><h1 style=\"text-align: center;\"><strong><b><img decoding=\"async\" class=\"alignnone size-full wp-image-1364\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/AISI-1045-Carbon-Steel-Round-Bars1.jpg\" alt=\"barres rondes en acier au carbone aisi 1045 (1)\" width=\"495\" height=\"371\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/AISI-1045-Carbon-Steel-Round-Bars1.jpg 495w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/AISI-1045-Carbon-Steel-Round-Bars1-300x225.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/AISI-1045-Carbon-Steel-Round-Bars1-16x12.jpg 16w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/b><\/strong><\/h1>\n<h1 style=\"text-align: center;\"><strong><b>AISI 1045<\/b><\/strong><strong><b> Acier Carbone - <\/b><\/strong><b><\/b><span id=\"SAE_1045_Steel_Bar_Chemical_Composition_per_ASTM_A29\"><strong><b>ASTM A29<\/b><\/strong><\/span><\/h1>\n<p>WALDUN est un fabricant et exportateur d&#039;acier chinois AISI 1045, peut fournir des rondes, des carr\u00e9s, des plats, des blocs et des arbres, etc.<\/p>\n<p>L&#039;acier AISI 1045 est un acier \u00e0 r\u00e9sistance moyenne fourni dans un \u00e9tat noir lamin\u00e9 \u00e0 chaud ou normalis\u00e9. Il a une r\u00e9sistance \u00e0 la traction de 570 - 700 MPa et une duret\u00e9 Brinell comprise entre 170 et 210.<\/p>\n<p>L&#039;acier AISI 1045 a une bonne soudabilit\u00e9, une bonne usinabilit\u00e9 et des propri\u00e9t\u00e9s de r\u00e9sistance et d&#039;impact \u00e9lev\u00e9es dans l&#039;\u00e9tat normalis\u00e9 ou lamin\u00e9 \u00e0 chaud.<\/p>\n<p>L&#039;acier AISI 1045 a une faible capacit\u00e9 de durcissement \u00e0 c\u0153ur, seules des sections d&#039;environ 60 mm \u00e9tant recommand\u00e9es comme \u00e9tant adapt\u00e9es au revenu et au durcissement \u00e0 c\u0153ur. Cependant, il peut \u00eatre efficacement tremp\u00e9 \u00e0 la flamme ou par induction \u00e0 l&#039;\u00e9tat normalis\u00e9 ou lamin\u00e9 \u00e0 chaud pour obtenir des duret\u00e9s de surface dans la plage de Rc 54 - Rc 60 en fonction de facteurs tels que la taille de la section, le type de configuration, le milieu de trempe utilis\u00e9, etc.<\/p>\n<p>L&#039;acier AISI 1045 manque d&#039;\u00e9l\u00e9ments d&#039;alliage appropri\u00e9s et ne r\u00e9pond donc pas au processus de nitruration.<\/p>\n<h2><strong><b>AISI 1045<\/b><\/strong><strong><b> Acier Carbone <\/b><\/strong><strong><b>Formulaire d&#039;approvisionnement et taille et tol\u00e9rance<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Formulaire d&#039;approvisionnement<\/td>\n<td>Taille (mm)<\/td>\n<td>Traiter<\/td>\n<td colspan=\"2\">Tol\u00e9rance<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"5\">Rond<\/td>\n<td>\u03a66-\u03a6100<\/td>\n<td>\u00c9tir\u00e9 \u00e0 froid<\/td>\n<td>Noir brillant<\/td>\n<td>Meilleur H11<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u03a616-\u03a6350<\/td>\n<td rowspan=\"2\">Lamin\u00e9 \u00e0 chaud<\/td>\n<td>Noir<\/td>\n<td>-0 \/ + 1 mm<\/td>\n<\/tr>\n<tr>\n<td>Pel\u00e9 \/ moulu<\/td>\n<td>Meilleur H11<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u03a690-\u03a61000<\/td>\n<td rowspan=\"2\">Forg\u00e9 \u00e0 chaud<\/td>\n<td>Noir<\/td>\n<td>-0 \/ + 5 mm<\/td>\n<\/tr>\n<tr>\n<td>Rugueux tourn\u00e9<\/td>\n<td>-0 \/ + 3 mm<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Plat \/ carr\u00e9 \/ bloc<\/td>\n<td>\u00c9paisseur: 120-800<\/td>\n<td rowspan=\"2\">Forg\u00e9 \u00e0 chaud<\/td>\n<td>Noir<\/td>\n<td>-0 \/ + 8 mm<\/td>\n<\/tr>\n<tr>\n<td>Largeur: 120-1500<\/td>\n<td>Rugueux usin\u00e9<\/td>\n<td>-0 \/ + 3 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>\u00a0<\/b><\/strong><strong><b>AISI 1045<\/b><\/strong><strong><b> Composition chimique de l&#039;acier au carbone selon ASTM A29<\/b><\/strong><\/h2>\n<table style=\"border-collapse: collapse; width: 350.52pt;\" border=\"0\" width=\"701\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 18.00pt;\">\n<td class=\"et5\" style=\"height: 18.00pt; width: 58.45pt;\" width=\"116\" height=\"36\">NOTER<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">C<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">Si<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">Mn<\/td>\n<td class=\"et6\" style=\"width: 58.45pt;\" width=\"116\">P<\/td>\n<td class=\"et6\" style=\"width: 58.45pt;\" width=\"116\">S<\/td>\n<\/tr>\n<tr style=\"height: 18.00pt;\">\n<td class=\"et2\" style=\"height: 18.00pt;\" height=\"36\">1045<\/td>\n<td class=\"et3\">0,43-0,50<\/td>\n<td class=\"et3\">0,15-0,35<\/td>\n<td class=\"et3\">0,60-0,90<\/td>\n<td class=\"et4\">\u2264 0,040<\/td>\n<td class=\"et4\">\u2264 0,050<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>AISI 1045<\/b><\/strong><strong><b>\u00a0Propri\u00e9t\u00e9s<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Densit\u00e9 AISI 1045, g \/ cm3<\/td>\n<td>7.87<\/td>\n<\/tr>\n<tr>\n<td>AISI 1045 Point de fusion \u00b0 C<\/td>\n<td>1495<\/td>\n<\/tr>\n<tr>\n<td>Module d&#039;\u00e9lasticit\u00e9 AISI 1045, psi<\/td>\n<td>29 x 10 ^ 6<\/td>\n<\/tr>\n<tr>\n<td>Coefficient de dilatation thermique AISI 1045, 68-212\u02daF, \/ \u02daF<\/td>\n<td>6,39 x 10 ^ -6<\/td>\n<\/tr>\n<tr>\n<td>Conductivit\u00e9 thermique AISI 1045, Btu \/ ft hr \u02daF<\/td>\n<td>30<\/td>\n<\/tr>\n<tr>\n<td>Chaleur sp\u00e9cifique AISI 1045, Btu \/ lb \u02daF<\/td>\n<td>0.116<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sistivit\u00e9 \u00e9lectrique AISI 1045, Microhm-in<\/td>\n<td>6.42<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>\u00a0<\/b><\/strong><strong><b>AISI 1045<\/b><\/strong><strong><b>\u00a0Grades \u00e9quivalents<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>UE<br \/>\nFR<\/td>\n<td>Etats-Unis<br \/>\n\u2013<\/td>\n<td>Allemagne<br \/>\nDIN, WNr<\/td>\n<td>Japon<br \/>\nJIS<\/td>\n<td>France<br \/>\nAFNOR<\/td>\n<td>Angleterre<br \/>\nBS<\/td>\n<td>Italie<br \/>\nUni<\/td>\n<td>Espagne<br \/>\nUNE<\/td>\n<td>Chine<br \/>\nGB<\/td>\n<td>Su\u00e8de<br \/>\nSS<\/td>\n<td>Finlande<br \/>\nSFS<\/td>\n<td>Russie<br \/>\nGOST<\/td>\n<td>Inter<br \/>\nISO<\/td>\n<\/tr>\n<tr>\n<td>C45E (1.1191)<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>1045<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>Ck45<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>S45C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>XC45<\/td>\n<\/tr>\n<tr>\n<td>XC48H1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>080M46<\/td>\n<\/tr>\n<tr>\n<td>CFS8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>C45<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>C45k<\/td>\n<\/tr>\n<tr>\n<td>F1140<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>45<\/td>\n<\/tr>\n<tr>\n<td>45H<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>1672<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>C45<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>45<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\n<table>\n<tbody>\n<tr>\n<td>C45E4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong><b>Table de r\u00e9f\u00e9rences crois\u00e9es<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>pour<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Acier 1045 (AISI, ASTM, UNS)<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>et son europ\u00e9en<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>\u00e9quivalent C45E (1.1191) (EN)<\/b><\/strong><\/p>\n<h2><strong><b>AISI 1045 <\/b><\/strong><strong><b>Traitement thermique<\/b><\/strong><\/h2>\n<p>L&#039;AISI 1045 est soumis \u00e0 des processus de forgeage, de recuit, de normalisation, de r\u00e9duction des contraintes, de durcissement et de revenu - chacun d&#039;eux est expliqu\u00e9 plus en d\u00e9tail ci-dessous:<\/p>\n<h3><strong><b>1045<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Forgeage<\/b><\/strong><\/h3>\n<p>Chauffez AISI 1045 en deux \u00e9tapes, chauffez d&#039;abord la temp\u00e9rature \u00e0 750\u00a0<sup>o<\/sup>C - 800\u00a0<sup>o<\/sup>C, maintenez pendant le temps appropri\u00e9, puis chauffez la temp\u00e9rature jusqu&#039;\u00e0 1100\u00a0<sup>o<\/sup>C - 1200\u00a0<sup>o<\/sup>C, maintenez suffisamment de temps pour que l&#039;acier soit compl\u00e8tement chauff\u00e9.Temp\u00e9rature de forgeage minimum 850 \u00b0 C, donc ne pas forger en dessous.L&#039;acier AISI 1045 doit \u00eatre refroidi aussi lentement que possible \u00e0 l&#039;air calme ou dans le sable apr\u00e8s avoir \u00e9t\u00e9 forg\u00e9.<\/p>\n<h3><strong><b>AISI 1045<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Normaliser<\/b><\/strong><\/h3>\n<p>La temp\u00e9rature de normalisation pour l&#039;acier AISI 1045 doit \u00eatre effectu\u00e9e entre 870 \u2103 -920 \u2103. maintenir le temps appropri\u00e9 pour que l&#039;acier soit compl\u00e8tement chauff\u00e9 pour achever la transformation de la ferrite en aust\u00e9nite. Faire tremper pendant 10 \u00e0 15 minutes, puis refroidir \u00e0 l&#039;air calme.<\/p>\n<h3><strong><b>AISI 1045<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Recuit<\/b><\/strong><\/h3>\n<p>L&#039;AISI 1045 doit \u00eatre port\u00e9 \u00e0 une temp\u00e9rature nominale de 800 \u2103 -850 \u2103, maintenir le temps appropri\u00e9 pour que l&#039;acier soit compl\u00e8tement chauff\u00e9, puis refroidir le four.<\/p>\n<h3><strong><b>AISI 1045<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Durcissement<\/b><\/strong><\/h3>\n<p>AISI 1045 peut \u00eatre durci pour augmenter la duret\u00e9 et la r\u00e9sistance de la surface.Il est g\u00e9n\u00e9ralement chauff\u00e9 \u00e0 la temp\u00e9rature 820<sup>o<\/sup>C - 860<sup>o<\/sup>C, maintenez le temps appropri\u00e9 pour que l&#039;acier soit chauff\u00e9 uniform\u00e9ment, laissez tremper pendant 10 \u00e0 15 minutes par 25 mm de section et trempez dans de l&#039;eau ou de l&#039;huile. La trempe doit \u00eatre suivie imm\u00e9diatement apr\u00e8s la trempe.<\/p>\n<h3><strong><b>AISI 1045<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Trempe<\/b><\/strong><\/h3>\n<p>L&#039;acier AISI 1045 est g\u00e9n\u00e9ralement chauff\u00e9 \u00e0 400<sup>o<\/sup>C - 650<sup>o<\/sup>C au besoin, maintenir jusqu&#039;\u00e0 ce que la temp\u00e9rature soit uniforme dans toute la section, faire tremper pendant 1 heure par 25 mm de section et refroidir \u00e0 l&#039;air calme.<\/p>\n<h2><strong><b>AISI 1045<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Application<\/b><\/strong><\/h2>\n<p>Par rapport \u00e0 AISI 1020, AISI 1045 est faiblement alli\u00e9, mais peut \u00eatre flamm\u00e9 ou durci par induction pour obtenir une r\u00e9sistance \u00e9lev\u00e9e, et est largement utilis\u00e9 dans de nombreuses industries qui n\u00e9cessitent plus de r\u00e9sistance, de r\u00e9sistance \u00e0 l&#039;usure,<\/p>\n<p>Les applications typiques incluent les essieux, les boulons, les bielles, les pinces hydrauliques, les v\u00e9rins, les goupilles, les rouleaux, les goujons, les arbres, les broches, les douilles, les engrenages l\u00e9gers, etc.<\/p>\n<h2>FAQ sur l&#039;acier au carbone AISI 1045 - <span id=\"SAE_1045_Steel_Bar_Chemical_Composition_per_ASTM_A29\">ASTM A29<\/span><\/h2>\n<h2>Quelle nuance d&#039;acier est le 1045 ?<\/h2>\n<p>L&#039;acier 1045 est un acier \u00e0 carbone moyen qui offre de meilleures propri\u00e9t\u00e9s m\u00e9caniques que l&#039;acier 1018, ainsi qu&#039;un niveau de r\u00e9sistance \u00e0 l&#039;usure plus \u00e9lev\u00e9. L&#039;acier 1045 peut \u00eatre trait\u00e9 thermiquement pour atteindre une large gamme de niveaux de duret\u00e9, de HRC 22 \u00e0 HRC 60. L&#039;acier 1045 est g\u00e9n\u00e9ralement utilis\u00e9 dans les applications o\u00f9 une plus grande r\u00e9sistance et r\u00e9sistance \u00e0 l&#039;usure sont requises, telles que les engrenages, les arbres, les essieux et les vilebrequins. L&#039;acier 1045 est \u00e9galement souvent utilis\u00e9 dans 1045 L&#039;acier 1045 est un acier \u00e0 teneur moyenne en carbone, fabriqu\u00e9 avec du carbone 0.44%-0.50%. Il a une ductilit\u00e9 et une r\u00e9sistance mod\u00e9r\u00e9es, ainsi qu&#039;une bonne usinabilit\u00e9 et soudabilit\u00e9. Le 1045 est plus r\u00e9sistant que la plupart des aciers \u00e0 faible teneur en carbone comme le 1018 et le 1020, mais avec une mall\u00e9abilit\u00e9 similaire. Le 1045 est disponible en ronds, carr\u00e9s, plats, hexagones et autres formes. Ses finitions comprennent le recuit \u00e0 chaud (HR), l&#039;\u00e9tirage \u00e0 froid (CD) et le meulage tourn\u00e9 et poli (TG&amp;P). L&#039;arbre \u00e0 chaud 1045 TGP est conforme aux sp\u00e9cifications et normes ASTM A108 Grade 1045. R\u00e9sistance \u00e0 la traction 125ksi min Limite d&#039;\u00e9lasticit\u00e9 : 85 ksi min Allongement : 12% en 2\u2033.<\/p>\n<h2>Le 1045 est-il un bon acier ?<\/h2>\n<p>L&#039;acier 1045 est un choix populaire pour une large gamme d&#039;applications, des outils et des machines aux pi\u00e8ces automobiles. Sa popularit\u00e9 est due \u00e0 sa bonne soudabilit\u00e9, sa t\u00e9nacit\u00e9, sa r\u00e9sistance et son prix abordable. L&#039;acier 1045 a \u00e9galement une bonne usinabilit\u00e9 et peut \u00eatre trait\u00e9 thermiquement pour une plus grande duret\u00e9. Bien que l&#039;acier 1045 ne soit pas aussi r\u00e9sistant \u00e0 la corrosion que les autres types d&#039;acier, il peut \u00eatre trait\u00e9 avec un rev\u00eatement ou une peinture pour am\u00e9liorer sa durabilit\u00e9. Dans l&#039;ensemble, l&#039;acier 1045 est une option polyvalente et abordable qui convient bien \u00e0 une vari\u00e9t\u00e9 d&#039;applications.<\/p>\n<h2>Que signifie 1045 dans l&#039;acier ?<\/h2>\n<p>L&#039;acier 1045 est un type d&#039;acier \u00e0 faible teneur en carbone qui contient entre 0,4 et 0,5 % de carbone. L&#039;acier 1045 est souvent utilis\u00e9 dans des applications o\u00f9 la r\u00e9sistance, la duret\u00e9 et la r\u00e9sistance \u00e0 l&#039;usure sont requises. L&#039;acier 1045 peut \u00eatre trait\u00e9 thermiquement pour produire une large gamme de propri\u00e9t\u00e9s, y compris une duret\u00e9 et une r\u00e9sistance accrues, une usinabilit\u00e9 am\u00e9lior\u00e9e et une soudabilit\u00e9 am\u00e9lior\u00e9e. L&#039;acier 1045 est \u00e9galement souvent utilis\u00e9 dans les applications o\u00f9 des temp\u00e9ratures \u00e9lev\u00e9es sont requises, comme dans les fours et les travaux de forge. L&#039;acier 1045 est disponible dans une large gamme de formes, y compris des ronds, des carr\u00e9s, des plats et des hexagones. L&#039;acier 1045 peut \u00e9galement \u00eatre fourni dans une vari\u00e9t\u00e9 de finitions de surface, y compris lamin\u00e9 \u00e0 chaud, lamin\u00e9 \u00e0 froid, recuit ou normalis\u00e9.<\/p>\n<h2>L&#039;acier 1045 peut-il \u00eatre soud\u00e9?<\/h2>\n<p>L&#039;acier 1045 peut \u00eatre soud\u00e9 en utilisant toutes les m\u00e9thodes de soudage standard. Cependant, il est important de noter que l&#039;acier 1045 a une teneur \u00e9lev\u00e9e en carbone, ce qui peut le rendre sensible \u00e0 la fissuration. Par cons\u00e9quent, il est important d&#039;utiliser un proc\u00e9d\u00e9 de soudage \u00e0 faible teneur en hydrog\u00e8ne et d&#039;\u00e9viter tout refroidissement brutal de la zone de soudure. De plus, il est souvent n\u00e9cessaire d&#039;effectuer un traitement thermique post-soudure afin de rel\u00e2cher les contraintes et de favoriser la cicatrisation de la zone de soudure. Avec un soin et une attention appropri\u00e9s, l&#039;acier 1045 peut \u00eatre soud\u00e9 avec succ\u00e8s sans aucune difficult\u00e9.<\/p>\n<h2>Quelle est la diff\u00e9rence entre l&#039;acier 1045 et 4140 ?<\/h2>\n<p>L&#039;acier 1045 est un acier \u00e0 teneur moyenne en carbone qui offre de meilleures propri\u00e9t\u00e9s m\u00e9caniques que l&#039;acier 1018 et d&#039;autres aciers \u00e0 faible teneur en carbone. 1045 est id\u00e9al pour les applications n\u00e9cessitant une plus grande r\u00e9sistance et r\u00e9sistance \u00e0 l&#039;usure. 1045 a le plus courant des aciers lamin\u00e9s \u00e0 chaud. Il convient aux arbres, aux engrenages et aux pi\u00e8ces forg\u00e9es. 1045 doit \u00eatre normalis\u00e9 avant le traitement thermique. L&#039;acier 4140 est un acier faiblement alli\u00e9 qui contient du chrome, du molybd\u00e8ne et du mangan\u00e8se. 4140 est un acier tremp\u00e9 \u00e0 l&#039;huile qui peut \u00eatre trait\u00e9 thermiquement \u00e0 une vari\u00e9t\u00e9 de niveaux de duret\u00e9. Le 4140 offre une bonne r\u00e9sistance \u00e0 l&#039;usure et une bonne t\u00e9nacit\u00e9 contrairement aux autres aciers tremp\u00e9s et revenus. Le 4140 est g\u00e9n\u00e9ralement utilis\u00e9 dans les applications o\u00f9 la r\u00e9sistance, la duret\u00e9 et la r\u00e9sistance \u00e0 l&#039;abrasion sont requises. La diff\u00e9rence entre les aciers 1045 et 4140 est que le 1045 est un acier \u00e0 teneur moyenne en carbone alors que le 4140 est un acier faiblement alli\u00e9 contenant du chrome et du molybd\u00e8ne. Le 1045 est id\u00e9al pour les applications n\u00e9cessitant une plus grande r\u00e9sistance et r\u00e9sistance \u00e0 l&#039;usure, tandis que le 4140 convient aux applications o\u00f9 la r\u00e9sistance, la duret\u00e9 et la r\u00e9sistance \u00e0 l&#039;abrasion sont requises.<\/p>\n<h2>Un 1045 peut-il \u00eatre durci?<\/h2>\n<p>L&#039;acier 1045 est un acier \u00e0 carbone moyen polyvalent qui peut \u00eatre trait\u00e9 thermiquement, forg\u00e9 et normalis\u00e9. 1045 peut \u00eatre utilis\u00e9 pour une vari\u00e9t\u00e9 d&#039;applications, y compris les engrenages, les arbres, les essieux et les boulons. 1045 est disponible dans une vari\u00e9t\u00e9 de formes, notamment ronde, carr\u00e9e et rectangulaire. 1045 peut \u00eatre durci en chauffant l&#039;acier \u00e0 environ 1700 degr\u00e9s Fahrenheit, puis en le trempant dans de l&#039;eau ou de l&#039;huile. 1045 peut \u00e9galement \u00eatre recuit en chauffant l&#039;acier \u00e0 environ 1500 degr\u00e9s Fahrenheit, puis en le refroidissant dans un four. 1045 est un acier polyvalent qui peut \u00eatre utilis\u00e9 pour une vari\u00e9t\u00e9 d&#039;applications.<\/p>\n<h2>\u00c0 quoi sert l&#039;acier au carbone 1045 ?<\/h2>\n<p>L&#039;acier 1045 est un acier \u00e0 teneur moyenne en carbone qui offre de meilleures propri\u00e9t\u00e9s m\u00e9caniques que l&#039;acier 1018 et d&#039;autres aciers \u00e0 faible teneur en carbone. Sa r\u00e9sistance, sa durabilit\u00e9 et sa stabilit\u00e9 dimensionnelle rendent l&#039;acier 1045 bien adapt\u00e9 aux applications n\u00e9cessitant un degr\u00e9 \u00e9lev\u00e9 de r\u00e9sistance \u00e0 l&#039;usure. L&#039;acier 1045 peut \u00eatre trait\u00e9 thermiquement pour obtenir une large gamme de niveaux de duret\u00e9, de HRC22 pour les applications douces \u00e0 HRC60 pour une r\u00e9sistance maximale \u00e0 l&#039;usure. L&#039;acier au carbone 1045 offre \u00e9galement une bonne soudabilit\u00e9, usinabilit\u00e9 et peut \u00eatre normalis\u00e9 ou recuit apr\u00e8s traitement thermique. L&#039;acier au carbone 1045 est couramment utilis\u00e9 dans les industries de l&#039;automobile et de la construction pour une vari\u00e9t\u00e9 d&#039;applications.<\/p>\n<h2>Autre acier connexe<\/h2>\n<\/div><\/section><br \/>\n<div  id=\"av-sc-portfolio-1\"  class=\"av-portfolio-grid-sorting-container\"><div class='sort_width_container  av-sort-yes' data-portfolio-id='1' ><div id='js_sort_items' ><div class='sort_by_cat hidden'><a href=\"#\" data-filter=\"all_sort\" class=\"all_sort_button active_sort\"><span class=\"inner_sort_button\"><span>Tout<\/span><small class=\"av-cat-count\"> 12 <\/small><\/span><\/a><span class=\"text-sep alloysteel_sort_sep\">\/<\/span><a href=\"#\" data-filter=\"alloysteel_sort\" class=\"alloysteel_sort_button\" ><span class=\"inner_sort_button\"><span>Alliage d&#039;acier<\/span><small class=\"av-cat-count\"> 12 <\/small><\/span><\/a><\/div><\/div><\/div><div  class='grid-sort-container isotope   no_margin-container with-title-container 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srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/50crmo4-1.7228-steel1_\u526f\u672c-1-495x400.jpg 495w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/50crmo4-1.7228-steel1_\u526f\u672c-1-16x12.jpg 16w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/50crmo4-1.7228-steel1_\u526f\u672c-1-845x684.jpg 845w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portefeuille : Acier 50CrMo4 \/ 1.7228\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/fr\/products\/50crmo4-1-7228-steel\/' title='50CrMo4 \/ 1.7228 Acier'>50CrMo4 \/ 1.7228 Acier<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><div data-ajax-id='1778' class='grid-entry flex_column isotope-item all_sort no_margin post-entry post-entry-1778 grid-entry-overview grid-loop-11 grid-parity-odd  alloysteel_sort  av_one_third  default_av_fullwidth'><article class='main_color inner-entry' ><a href=\"https:\/\/waldunsteel.com\/fr\/products\/41crs4-1-7039-steel\/\" title='41CrS4 \/ 1.7039 Acier'  data-rel='grid-1' class='grid-image avia-hover-fx'> <img decoding=\"async\" fetchpriority=\"high\" width=\"400\" height=\"270\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/41CrS4-1.7039-Steel.jpg\" class=\"wp-image-1779 avia-img-lazy-loading-not-1779 attachment-portfolio size-portfolio wp-post-image\" alt=\"41CrS4 1.7039 Acier\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/41CrS4-1.7039-Steel.jpg 400w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/41CrS4-1.7039-Steel-300x203.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/41CrS4-1.7039-Steel-18x12.jpg 18w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portefeuille : Acier 41CrS4 \/ 1.7039\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/fr\/products\/41crs4-1-7039-steel\/' title='41CrS4 \/ 1.7039 Acier'>41CrS4 \/ 1.7039 Acier<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><div data-ajax-id='1774' class='grid-entry flex_column isotope-item all_sort no_margin post-entry post-entry-1774 grid-entry-overview grid-loop-12 grid-parity-even  post-entry-last  alloysteel_sort  av_one_third  default_av_fullwidth'><article class='main_color inner-entry' ><a href=\"https:\/\/waldunsteel.com\/fr\/products\/35nicr6-1-5815-steel\/\" title='Acier 35NiCr6 \/ 1.5815'  data-rel='grid-1' class='grid-image avia-hover-fx'> <img decoding=\"async\" fetchpriority=\"high\" width=\"495\" height=\"400\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/35NiCr6-1.5815-Steel-495x400.png\" class=\"wp-image-1775 avia-img-lazy-loading-not-1775 attachment-portfolio size-portfolio wp-post-image\" alt=\"Acier 35NiCr6 1.5815\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portefeuille : Acier 35NiCr6 \/ 1.5815\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/fr\/products\/35nicr6-1-5815-steel\/' title='Acier 35NiCr6 \/ 1.5815'>Acier 35NiCr6 \/ 1.5815<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><\/div><\/div>   <!--   class=\"av-portfolio-grid-sorting-container\"  --><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3olowi-7587e80c81db51124ec660a3612353b3\">\n.flex_column.av-3olowi-7587e80c81db51124ec660a3612353b3{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-3olowi-7587e80c81db51124ec660a3612353b3 av_one_third  avia-builder-el-3  el_after_av_two_third  avia-builder-el-last  flex_column_div av-zero-column-padding'     ><p><section  class='av_textblock_section av-kn5zvuk5-664d5ab5c5b2f14674c81b3562931b86'  ><div class='avia_textblock' >\n<\/div><\/section><br \/>\n<div  class='avia-builder-widget-area clearfix  avia-builder-el-5  el_after_av_textblock  avia-builder-el-last'><section id=\"portfoliobox-2\" class=\"widget clearfix avia-widget-container newsbox\"><h3 class=\"widgettitle\">derniers produits<\/h3><ul class=\"news-wrap image_size_widget\"><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Lire : Acier 60CrMoV18-5\" href=\"https:\/\/waldunsteel.com\/fr\/products\/60crmov18-5-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg\" class=\"wp-image-2212 avia-img-lazy-loading-not-2212 attachment-widget size-widget wp-post-image\" alt=\"1.2358\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-300x300.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-12x12.jpg 12w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-180x180.jpg 180w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-705x705.jpg 705w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358.jpg 750w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Lire : Acier 60CrMoV18-5\" href=\"https:\/\/waldunsteel.com\/fr\/products\/60crmov18-5-steel\/\">Acier 60CrMoV18-5<\/a><span class=\"news-time\">11 janvier 2024 - 3h02<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Lire : 1.2358 Acier\" href=\"https:\/\/waldunsteel.com\/fr\/products\/1-2358-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg\" class=\"wp-image-2212 avia-img-lazy-loading-not-2212 attachment-widget size-widget wp-post-image\" alt=\"1.2358\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-300x300.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-12x12.jpg 12w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-180x180.jpg 180w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-705x705.jpg 705w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358.jpg 750w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Lire : 1.2358 Acier\" href=\"https:\/\/waldunsteel.com\/fr\/products\/1-2358-steel\/\">1.2358 Acier<\/a><span class=\"news-time\">11 janvier 2024 - 02h55<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Lire : Acier lamin\u00e9 \u00e0 froid 1045\" href=\"https:\/\/waldunsteel.com\/fr\/products\/1045-cold-rolled-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-36x36.jpg\" class=\"wp-image-1365 avia-img-lazy-loading-not-1365 attachment-widget size-widget wp-post-image\" alt=\"barres rondes en acier au carbone sae 1045\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-180x180.jpg 180w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Lire : Acier lamin\u00e9 \u00e0 froid 1045\" href=\"https:\/\/waldunsteel.com\/fr\/products\/1045-cold-rolled-steel\/\">1045 Acier lamin\u00e9 \u00e0 froid<\/a><span class=\"news-time\">1 novembre 2023 - 11h32<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Lire : Acier 46Cr2 \/ 1.7006\" href=\"https:\/\/waldunsteel.com\/fr\/products\/46cr2-1-7006-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-36x36.jpg\" class=\"wp-image-1810 avia-img-lazy-loading-not-1810 attachment-widget size-widget wp-post-image\" alt=\"Steel-C60r-1-1223-Bar-or-Rod-for-Project\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-180x180.jpg 180w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Lire : Acier 46Cr2 \/ 1.7006\" href=\"https:\/\/waldunsteel.com\/fr\/products\/46cr2-1-7006-steel\/\">46Cr2 \/ 1.7006 Acier<\/a><span class=\"news-time\">24 octobre 2023 - 9h30<\/span><\/div><\/div><\/li><\/ul><span class=\"seperator extralight-border\"><\/span><\/section><section id=\"text-3\" class=\"widget clearfix widget_text\"><h3 class=\"widgettitle\">CONTACTER WALDUN STEEL<\/h3>\t\t\t<div class=\"textwidget\"><p><strong>Mobile: <\/strong><\/p>\n<p>+8618652469606<\/p>\n<p><strong>E-mail: <\/strong><\/p>\n<p>iguhongtao@gmail.com<\/p>\n<\/div>\n\t\t<span class=\"seperator extralight-border\"><\/span><\/section><section id=\"media_image-2\" class=\"widget clearfix widget_media_image\"><img decoding=\"async\" width=\"300\" height=\"158\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1.png\" class=\"image wp-image-1937  attachment-full size-full\" alt=\"acier waldun logo iso 9001 300x158\" style=\"max-width: 100%; height: auto;\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1.png 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1-18x9.png 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><span class=\"seperator extralight-border\"><\/span><\/section><\/div><\/p><\/div><\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":1364,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"portfolio_entries":[30,29],"class_list":["post-1362","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio_entries-alloysteel","portfolio_entries-engineeringsteel"],"_links":{"self":[{"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/portfolio\/1362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/portfolio"}],"about":[{"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/types\/portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/comments?post=1362"}],"version-history":[{"count":0,"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/portfolio\/1362\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/media\/1364"}],"wp:attachment":[{"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/media?parent=1362"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/tags?post=1362"},{"taxonomy":"portfolio_entries","embeddable":true,"href":"https:\/\/waldunsteel.com\/fr\/wp-json\/wp\/v2\/portfolio_entries?post=1362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}