{"id":12347,"date":"2026-10-21T09:54:16","date_gmt":"2026-10-21T07:54:16","guid":{"rendered":"https:\/\/lclasers.com\/?p=12347"},"modified":"2026-10-21T09:57:18","modified_gmt":"2026-10-21T07:57:18","slug":"epaisseur-soudage-laser","status":"publish","type":"post","link":"https:\/\/lclasers.com\/fr\/2026\/10\/21\/epaisseur-soudage-laser\/","title":{"rendered":"Quelle \u00e9paisseur peut souder une machine de soudage laser ?"},"content":{"rendered":"<p style=\"background:#E8F7DD;border-left:4px solid #1E753F;padding:10px 14px;margin:0 0 24px;\"><strong>En bref :<\/strong> une machine de soudage laser portative de 800 \u00e0 1500 W soude en une passe de 3 \u00e0 6 mm d&rsquo;acier, selon la puissance. Elle est la plus performante sur les t\u00f4les fines et moyennes (0,5 \u00e0 4 mm).<\/p>\n<div style=\"display:flex;flex-wrap:wrap;gap:24px;align-items:center;margin:0 0 24px;\">\n<div style=\"flex:1 1 320px;min-width:0;\">\n<h2 style=\"margin-top:0;\">L&rsquo;\u00e9paisseur selon la puissance<\/h2>\n<p>Regardez deux valeurs sur la fiche technique : la <strong>p\u00e9n\u00e9tration maximale<\/strong>, la limite en une passe, et l&rsquo;<strong>\u00e9paisseur \u00e0 100 % de facteur de marche<\/strong>, ce qu&rsquo;elle soude en continu. C&rsquo;est cette seconde valeur qui compte en production.<\/p>\n<\/div>\n<div style=\"flex:0 1 300px;min-width:0;margin:0 auto;\"><img decoding=\"async\" width=\"768\" height=\"512\" class=\"wp-image-12328\" src=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-768x512.jpg\" alt=\"Machines de soudage laser LC-WELD NEO 4.0 et LC-WELD PRO\" loading=\"lazy\" style=\"width:100%;height:auto;border-radius:8px;display:block;\" srcset=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-768x512.jpg 768w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-300x200.jpg 300w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-1024x683.jpg 1024w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-1536x1025.jpg 1536w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-2048x1366.jpg 2048w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-112x75.jpg 112w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-480x320.jpg 480w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-219x146.jpg 219w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-180-50x33.jpg 50w\" sizes=\"auto, (max-width:767px) 480px, (max-width:768px) 100vw, 768px\" \/><\/div>\n<\/div>\n<div style=\"overflow-x:auto;margin:0 0 28px;\">\n<table style=\"width:100%;border-collapse:collapse;font-size:14px;\">\n<thead>\n<tr>\n<th style=\"background:#1E753F;color:#fff;padding:6px 8px;text-align:left;\">Mod\u00e8le<\/th>\n<th style=\"background:#1E753F;color:#fff;padding:6px 8px;text-align:left;\">Puissance<\/th>\n<th style=\"background:#1E753F;color:#fff;padding:6px 8px;text-align:left;\">Maximum<\/th>\n<th style=\"background:#1E753F;color:#fff;padding:6px 8px;text-align:left;\">En continu<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\"><a href=\"https:\/\/lclasers.com\/fr\/machines-soudage-laser\/\">LC-WELD NEO 3.0<\/a><\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">800 W<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">3 mm<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">2 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">LC-WELD NEO 4.0<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">1200 W<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">4 mm<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">3 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">LC-WELD NEO 5.0<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">1500 W<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">5 mm<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">4 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">LC-WELD SMART<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">1500 W<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">5 mm<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">4 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">LC-WELD PRO<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">1500 W<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">6 mm<\/td>\n<td style=\"padding:6px 8px;border-bottom:1px solid #ddd;\">5 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div style=\"display:flex;flex-wrap:wrap;gap:24px;align-items:center;margin:0 0 24px;\">\n<div style=\"flex:0 1 300px;min-width:0;margin:0 auto;\"><img decoding=\"async\" width=\"768\" height=\"512\" class=\"wp-image-12326\" src=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-768x512.jpg\" alt=\"Cordon de soudure laser sur un angle en acier\" loading=\"lazy\" style=\"width:100%;height:auto;border-radius:8px;display:block;\" srcset=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-768x512.jpg 768w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-300x200.jpg 300w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-1024x683.jpg 1024w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-1536x1025.jpg 1536w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-2048x1366.jpg 2048w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-112x75.jpg 112w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-480x320.jpg 480w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-219x146.jpg 219w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-138-50x33.jpg 50w\" sizes=\"auto, (max-width:767px) 480px, (max-width:768px) 100vw, 768px\" \/><\/div>\n<div style=\"flex:1 1 320px;min-width:0;\">\n<h2 style=\"margin-top:0;\">Qu&rsquo;est-ce qui influe aussi sur l&rsquo;\u00e9paisseur ?<\/h2>\n<ul>\n<li><strong>Mat\u00e9riau :<\/strong> l&rsquo;acier inoxydable et l&rsquo;acier au carbone servent de r\u00e9f\u00e9rence. L&rsquo;aluminium r\u00e9fl\u00e9chit davantage et dissipe la chaleur : \u00e0 puissance \u00e9gale, il p\u00e9n\u00e8tre moins.<\/li>\n<li><strong>Type d&rsquo;assemblage :<\/strong> bout \u00e0 bout, on exploite toute l&rsquo;\u00e9paisseur ; \u00e0 clin, moins.<\/li>\n<li><strong>Pr\u00e9paration :<\/strong> la rouille ou les graisses absorbent de l&rsquo;\u00e9nergie et cr\u00e9ent des porosit\u00e9s. La torche LC-GUN V4.4 nettoie aussi le joint avant le soudage.<\/li>\n<li><strong>Vitesse et fil d&rsquo;apport :<\/strong> avancer plus lentement augmente la p\u00e9n\u00e9tration ; le fil comble les jeux et les chanfreins.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div style=\"display:flex;flex-wrap:wrap;gap:24px;align-items:center;margin:0 0 24px;\">\n<div style=\"flex:1 1 320px;min-width:0;\">\n<h2 style=\"margin-top:0;\">Et au-del\u00e0 de 6 mm ?<\/h2>\n<p>C&rsquo;est possible en chanfreinant et en soudant en plusieurs passes, mais si votre travail courant est de la chaudronnerie lourde, le laser portatif n&rsquo;est pas l&rsquo;outil principal.<\/p>\n<p>Il fait la diff\u00e9rence sur les t\u00f4les fines et moyennes : il soude bien plus vite que le TIG, sans d\u00e9formation ni reprise. Il soude aussi des t\u00f4les de moins de 1 mm sans les percer.<\/p>\n<\/div>\n<div style=\"flex:0 1 300px;min-width:0;margin:0 auto;\"><img decoding=\"async\" width=\"768\" height=\"512\" class=\"wp-image-12324\" src=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-768x512.jpg\" alt=\"Soudage laser avec fil d'apport sur t\u00f4le en acier inoxydable\" loading=\"lazy\" style=\"width:100%;height:auto;border-radius:8px;display:block;\" srcset=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-768x512.jpg 768w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-300x200.jpg 300w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-1024x683.jpg 1024w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-1536x1025.jpg 1536w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-2048x1366.jpg 2048w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-112x75.jpg 112w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-480x320.jpg 480w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-219x146.jpg 219w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-97-50x33.jpg 50w\" sizes=\"auto, (max-width:767px) 480px, (max-width:768px) 100vw, 768px\" \/><\/div>\n<\/div>\n<div style=\"display:flex;flex-wrap:wrap;gap:24px;align-items:center;margin:0 0 24px;\">\n<div style=\"flex:0 1 300px;min-width:0;margin:0 auto;\"><img decoding=\"async\" width=\"768\" height=\"512\" class=\"wp-image-12327\" src=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-768x512.jpg\" alt=\"D\u00e9tail d'un cordon de soudure laser sur acier\" loading=\"lazy\" style=\"width:100%;height:auto;border-radius:8px;display:block;\" srcset=\"https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-768x512.jpg 768w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-300x200.jpg 300w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-1024x683.jpg 1024w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-1536x1025.jpg 1536w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-2048x1366.jpg 2048w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-112x75.jpg 112w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-480x320.jpg 480w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-219x146.jpg 219w, https:\/\/lclasers.com\/wp-content\/uploads\/LC-Lasers-140-50x33.jpg 50w\" sizes=\"auto, (max-width:767px) 480px, (max-width:768px) 100vw, 768px\" \/><\/div>\n<div style=\"flex:1 1 320px;min-width:0;\">\n<h2 style=\"margin-top:0;\">De quelle puissance ai-je besoin ?<\/h2>\n<ul>\n<li><strong>Jusqu&rsquo;\u00e0 2 mm :<\/strong> LC-WELD NEO 3.0 (800 W).<\/li>\n<li><strong>De 2 \u00e0 4 mm ou aluminium :<\/strong> 1200 \u00e0 1500 W (NEO 4.0, NEO 5.0 ou SMART).<\/li>\n<li><strong>Production en continu \u00e0 4\u20135 mm :<\/strong> LC-WELD PRO, refroidie \u00e0 l&rsquo;eau.<\/li>\n<\/ul>\n<p>Choisissez selon l&rsquo;\u00e9paisseur que vous soudez au quotidien, pas selon le maximum ponctuel. Vous voulez savoir quand elle serait amortie ? Consultez le <a href=\"https:\/\/lclasers.com\/fr\/roi-soudage-laser-amortissement\/\">ROI du soudage laser<\/a>.<\/p>\n<\/div>\n<\/div>\n<h2>Questions fr\u00e9quentes<\/h2>\n<p><strong>Combien de mm soude une machine de soudage laser de 1500 W ?<\/strong><br \/>De 5 \u00e0 6 mm d&rsquo;acier en une passe ; de 4 \u00e0 5 mm en continu.<\/p>\n<p><strong>Et une machine de 800 W ?<\/strong><br \/>Jusqu&rsquo;\u00e0 3 mm au maximum et 2 mm en continu.<\/p>\n<p><strong>Peut-on souder de l&rsquo;aluminium \u00e9pais ?<\/strong><br \/>Oui, mais il demande plus d&rsquo;\u00e9nergie que l&rsquo;acier : nous recommandons 1200 \u00e0 1500 W et un essai pr\u00e9alable.<\/p>\n<p style=\"background:#F4F4F4;padding:12px 14px;margin-top:16px;\"><strong>Vous voulez le voir sur vos pi\u00e8ces ?<\/strong> Nous fabriquons \u00e0 Sallent (Barcelone, Espagne) et r\u00e9alisons des essais avec votre mat\u00e9riau. <a href=\"https:\/\/lclasers.com\/fr\/contact\/\"><strong>Demandez une d\u00e9monstration<\/strong><\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une machine de soudage laser portative de 800 \u00e0 1500 W soude de 3 \u00e0 6 mm en une passe. L&rsquo;\u00e9paisseur selon la puissance et ce qui l&rsquo;influence.<\/p>\n","protected":false},"author":3,"featured_media":12325,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[112],"tags":[],"class_list":["post-12347","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-soldadura-laser-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quelle \u00e9paisseur peut souder une machine de soudage laser ? | LC Lasers<\/title>\n<meta name=\"description\" content=\"Une machine de soudage laser portative de 800 \u00e0 1500 W soude de 3 \u00e0 6 mm en une passe. 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