{"id":9019,"date":"2025-08-30T08:03:13","date_gmt":"2025-08-30T08:03:13","guid":{"rendered":"https:\/\/premiumalu.com\/?post_type=product&#038;p=9019"},"modified":"2026-07-08T15:01:13","modified_gmt":"2026-07-08T15:01:13","slug":"tube-rond-en-aluminium-5083","status":"publish","type":"product","link":"https:\/\/premiumalu.com\/fr\/produit\/tube-rond-en-aluminium-5083\/","title":{"rendered":"Tube rond en aluminium 5083-H32\/H111\/H116"},"content":{"rendered":"<h2>What Is 5083 Aluminum Round Tube?<\/h2>\n<p>5083 Aluminum Round Tube is a non-heat-treatable aluminum-magnesium alloy (AlMg4.5Mn0.7) supplied by Linsy Aluminum. It is one of the strongest work-hardenable grades and is widely specified for marine, offshore, and cryogenic service because of its excellent resistance to seawater corrosion and its ability to retain strength after welding. Common tempers include O, H111, H112, H116, and H321.<\/p>\n<h2>Produits en aluminium 5083 disponibles<\/h2>\n<h3>5083 Round Tube \u2014 Standard Sizes<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Diam\u00e8tre ext\u00e9rieur<\/th>\n<td>6 &#8211; 400 mm<\/td>\n<\/tr>\n<tr>\n<th>Wall Thickness<\/th>\n<td>0.5 &#8211; 40 mm<\/td>\n<\/tr>\n<tr>\n<th>Longueur<\/th>\n<td>1000 \u2013 6000 mm (sur mesure)<\/td>\n<\/tr>\n<tr>\n<th>Temp\u00e9raments courants<\/th>\n<td>O, H111, H112, H116, H321<\/td>\n<\/tr>\n<tr>\n<th>Normes<\/th>\n<td>ASTM B221, EN 755, GB\/T 6893<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Les dimensions peuvent \u00eatre personnalis\u00e9es selon les plans du client. Communiquez votre taille et votre \u00e9tat requis pour un devis.<\/p>\n<h2>Sp\u00e9cifications et d\u00e9signations \u00e9quivalentes<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Standard<\/th>\n<th>D\u00e9signation<\/th>\n<\/tr>\n<tr>\n<td>AA \/ UNS<\/td>\n<td>5083 \/ A95083<\/td>\n<\/tr>\n<tr>\n<td>FR<\/td>\n<td>EN AW-AlMg4.5Mn0.7<\/td>\n<\/tr>\n<tr>\n<td>ISO<\/td>\n<td>AlMg4.5Mn0.7<\/td>\n<\/tr>\n<tr>\n<td>GB\/T<\/td>\n<td>5A05 (grade national le plus proche)<\/td>\n<\/tr>\n<tr>\n<td>JIS<\/td>\n<td>A5083<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Composition chimique<\/h2>\n<p>La composition ci-dessous suit la sp\u00e9cification AA 5083 (AlMg4.5Mn0.7). Les valeurs sont des plages typiques ; le certificat mati\u00e8re fourni indique l\u2019analyse r\u00e9elle de votre lot.<\/p>\n<table>\n<tbody>\n<tr>\n<th>\u00c9l\u00e9ment<\/th>\n<th>Pourcentage %<\/th>\n<\/tr>\n<tr>\n<td>Si<\/td>\n<td>0,40 max<\/td>\n<\/tr>\n<tr>\n<td>Fe<\/td>\n<td>0,40 max<\/td>\n<\/tr>\n<tr>\n<td>Cu<\/td>\n<td>0,10 max<\/td>\n<\/tr>\n<tr>\n<td>Mn<\/td>\n<td>0,40 \u2013 1,00<\/td>\n<\/tr>\n<tr>\n<td>Mg<\/td>\n<td>4,00 \u2013 4,90<\/td>\n<\/tr>\n<tr>\n<td>Cr<\/td>\n<td>0,05 \u2013 0,25<\/td>\n<\/tr>\n<tr>\n<td>Zn<\/td>\n<td>0,25 max<\/td>\n<\/tr>\n<tr>\n<td>Ti<\/td>\n<td>0,15 max<\/td>\n<\/tr>\n<tr>\n<td>Autres (chacun)<\/td>\n<td>0,05 max<\/td>\n<\/tr>\n<tr>\n<td>Autres (total)<\/td>\n<td>0,15 max<\/td>\n<\/tr>\n<tr>\n<td>Al<\/td>\n<td>\u00c9quilibre<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Propri\u00e9t\u00e9s m\u00e9caniques selon le traitement thermique<\/h2>\n<p>Values below are typical room-temperature properties for 5083 tube and extrusion. Actual results depend on temper, section, and thickness and are reported on the MTC.<\/p>\n<table>\n<tbody>\n<tr>\n<th>Temp\u00e9rer<\/th>\n<th>R\u00e9sistance \u00e0 la traction (MPa)<\/th>\n<th>Limite d'\u00e9lasticit\u00e9 (MPa)<\/th>\n<th>\u00c9longation (%)<\/th>\n<th>Duret\u00e9 Brinell<\/th>\n<\/tr>\n<tr>\n<td>O<\/td>\n<td>275 \u2013 350<\/td>\n<td>110 \u2013 145<\/td>\n<td>16 \u2013 21<\/td>\n<td>~75<\/td>\n<\/tr>\n<tr>\n<td>H111<\/td>\n<td>275 \u2013 350<\/td>\n<td>\u2265175<\/td>\n<td>16<\/td>\n<td>~75<\/td>\n<\/tr>\n<tr>\n<td>H112<\/td>\n<td>\u2265275<\/td>\n<td>\u2265125<\/td>\n<td>\u226512<\/td>\n<td>~75<\/td>\n<\/tr>\n<tr>\n<td>H116 \/ H321<\/td>\n<td>305 \u2013 385<\/td>\n<td>\u2265215<\/td>\n<td>\u226510<\/td>\n<td>~85<\/td>\n<\/tr>\n<tr>\n<td>H32<\/td>\n<td>305 \u2013 345<\/td>\n<td>\u2265215<\/td>\n<td>\u226512<\/td>\n<td>~85<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Guide de s\u00e9lection des temp\u00e9raments<\/h2>\n<ul>\n<li><strong>O (recuit) :<\/strong> ductilit\u00e9 et r\u00e9sistance \u00e0 la corrosion maximales ; utilis\u00e9 lorsque le formage est requis.<\/li>\n<li><strong>H111 \/ H112 :<\/strong> l\u00e9g\u00e8rement \u00e9croui ou brut de fabrication ; bon usage structurel g\u00e9n\u00e9ral.<\/li>\n<li><strong>H116 \/ H321 :<\/strong> \u00e9croui et stabilis\u00e9 pour les plaques marines et les profil\u00e9s ; le choix par d\u00e9faut pour la construction navale et les structures offshore.<\/li>\n<li><strong>H32 :<\/strong> \u00e9croui \u00e0 demi-dur ; adapt\u00e9 aux t\u00f4les n\u00e9cessitant une r\u00e9sistance et une formabilit\u00e9 mod\u00e9r\u00e9es.<\/li>\n<\/ul>\n<p>Le 5083 n\u2019est pas traitable thermiquement \u2014 les \u00e9tats sont obtenus par \u00e9crouissage et stabilisation, et non par traitement thermique de mise en solution.<\/p>\n<h2>Caract\u00e9ristiques principales<\/h2>\n<h3>R\u00e9sistance exceptionnelle \u00e0 la corrosion<\/h3>\n<p>5083 resists seawater and industrial atmospheres better than most aluminum alloys, making it the default marine grade.<\/p>\n<h3>High Strength (Non-Heat-Treatable)<\/h3>\n<p>Among the strongest work-hardenable aluminum alloys, with good strength even at low temperatures.<\/p>\n<h3>Excellente soudabilit\u00e9<\/h3>\n<p>Welds cleanly with TIG\/MIG; strength in the weld zone is largely retained when using ER5183 or ER5356 filler.<\/p>\n<h3>Cryogenic Performance<\/h3>\n<p>Toughness and strength are maintained at very low temperatures, suitable for LNG and cryogenic tanks.<\/p>\n<h2>Applications<\/h2>\n<ul>\n<li>Construction navale et structures marines<\/li>\n<li>Offshore rig components<\/li>\n<li>Pressure vessels and tanks<\/li>\n<li>Cryogenic equipment<\/li>\n<li>Structural frames and handrails<\/li>\n<\/ul>\n<h2>Remarques concernant le traitement et la finition de surface<\/h2>\n<p>Le 5083 se soude bien avec les proc\u00e9d\u00e9s conventionnels (TIG\/MIG) et conserve la majeure partie de sa r\u00e9sistance dans la zone soud\u00e9e. Pour le m\u00e9tal d\u2019apport, le fil ER5183 ou ER5356 est couramment utilis\u00e9. L\u2019alliage a une usinabilit\u00e9 seulement mod\u00e9r\u00e9e par rapport aux grades traitables thermiquement, et les outils de coupe doivent tenir compte de la formation de copeaux collants.<\/p>\n<ul>\n<li>D\u00e9coupe : sciage, usinage CNC, d\u00e9coupe laser<\/li>\n<li>Formage : bon dans les \u00e9tats O et doux ; le retour \u00e9lastique augmente avec le durcissement<\/li>\n<li>Surface : fini de laminage standard ; anodisation, polissage, rev\u00eatement par poudre, film PVC disponibles<\/li>\n<li>L\u2019apport de chaleur lors du soudage doit \u00eatre contr\u00f4l\u00e9 pour \u00e9viter l\u2019adoucissement du mat\u00e9riau adjacent<\/li>\n<\/ul>\n<h2>Documents relatifs \u00e0 la qualit\u00e9 et contr\u00f4le qualit\u00e9<\/h2>\n<p>Chaque commande de 5083 est exp\u00e9di\u00e9e avec un certificat mati\u00e8re (MTC) qui indique l\u2019analyse chimique r\u00e9elle et les r\u00e9sultats m\u00e9caniques du lot fourni. Des rapports d\u2019essai SGS par un tiers sont disponibles sur demande. Les inspections standard en usine couvrent la tol\u00e9rance dimensionnelle, l\u2019\u00e9tat de surface et la v\u00e9rification de la traction selon la sp\u00e9cification command\u00e9e.<\/p>\n<ul>\n<li>MTC (EN 10204 3.1 ou \u00e9quivalent) avec chaque commande<\/li>\n<li>Inspection dimensionnelle et visuelle \u00e0 l\u2019exp\u00e9dition<\/li>\n<li>Contr\u00f4le ultrasonore ou par ressuage optionnel pour les plaques et sections \u00e9paisses<\/li>\n<li>Documentation RoHS et REACH disponible sur demande<\/li>\n<\/ul>\n<h2>Why Choose Linsy for 5083 Round Tube<\/h2>\n<p>Linsy Aluminum is a Shenzhen-based aluminum manufacturer with over 20 years of production experience, supplying the 1000&ndash;8000 series across plate, bar, tube, wire, coil, profile, and block. For 5083 round tube, we support custom dimensions, small minimum order quantities, and short lead times.<\/p>\n<ul>\n<li>D\u00e9lai de livraison typique pour les commandes sur mesure : 10 \u00e0 60 jours selon les sp\u00e9cifications<\/li>\n<li>Services d'usinage disponibles : usinage CNC, d\u00e9coupe, pliage, soudage, anodisation, polissage, rev\u00eatement par poudre<\/li>\n<li>Certifi\u00e9 selon les normes ISO 9001, ISO 14001 et ISO 45001<\/li>\n<li>Certificat d'essai des mat\u00e9riaux fourni avec chaque commande<\/li>\n<\/ul>\n<h2>Ressources connexes<\/h2>\n<ul>\n<li><a href=\"https:\/\/premiumalu.com\/fr\/maitrise-des-alliages-daluminium-5083-guide-dexpert\/\">Guide ultime de l'aluminium 5083<\/a><\/li>\n<li><a href=\"https:\/\/premiumalu.com\/fr\/aluminium-5083-h321-un-guide-complet\/\">Guide ultime de l'aluminium 5083 H321<\/a><\/li>\n<li><a href=\"https:\/\/premiumalu.com\/fr\/conseils-dexperts-pour-le-choix-de-la-plaque-daluminium-5083\/\">Comment choisir la plaque d'aluminium 5083<\/a><\/li>\n<li><a href=\"https:\/\/premiumalu.com\/fr\/plaque-daluminium-marine-5052-vs-5083-faire-le-meilleur-choix\/\">Plaques marines : 5052 vs 5083<\/a><\/li>\n<\/ul>\n<h2>5083 Aluminum Round Tube FAQ<\/h2>\n<h3>What wall thickness is available for 5083 round tube?<\/h3>\n<p>Typical wall thickness ranges from 0.5 mm to 40 mm, with outer diameters from 6 mm to 400 mm. Other dimensions can be produced to drawing.<\/p>\n<h3>Is 5083 tube suitable for pressure vessels?<\/h3>\n<p>Yes. H116\/H321 tempers are widely used in pressure vessels and tanks where corrosion resistance and weld integrity matter.<\/p>\n<h3>Can 5083 round tube be welded?<\/h3>\n<p>Yes. It is one of the most weldable aluminum alloys; use ER5183 or ER5356 filler and control heat input.<\/p>\n<h2>FAQ g\u00e9n\u00e9rale sur les commandes<\/h2>\n<h3>Quel est le d\u00e9lai de livraison habituel ?<\/h3>\n<p>Les commandes sur mesure de 5083 sont g\u00e9n\u00e9ralement produites et exp\u00e9di\u00e9es sous 10 \u00e0 60 jours, selon la trempe, les dimensions et la quantit\u00e9. Contactez-nous avec votre dessin ou sp\u00e9cification pour un calendrier ferme.<\/p>\n<h3>Quelle est la quantit\u00e9 minimale de commande ?<\/h3>\n<p>Nous acceptons des quantit\u00e9s minimales de commande r\u00e9duites pour les trempes standard et les dimensions courantes. Les dimensions non standard sont \u00e9valu\u00e9es au cas par cas.<\/p>\n<h3>Fournissez-vous un certificat des mat\u00e9riaux ?<\/h3>\n<p>Oui. Un certificat d'essai des mat\u00e9riaux (MTC) est fourni avec chaque commande, et des rapports d'essai tiers SGS sont disponibles sur demande.<\/p>\n<h3>Quels sont les \u00e9tats de surface disponibles ?<\/h3>\n<p>La finition brute de laminage est standard. L'anodisation, le polissage, le rev\u00eatement par poudre et la protection par film PVC peuvent \u00eatre organis\u00e9s.<\/p>\n<h3>Pouvez-vous d\u00e9couper sur mesure ?<\/h3>\n<p>Oui. Des services de d\u00e9coupe CNC, de sciage et d'usinage sont disponibles afin que le mat\u00e9riau arrive plus proche de votre forme finale.<\/p>","protected":false},"excerpt":{"rendered":"<p>5083 aluminum round tube is a non-heat-treatable, high-magnesium alloy (AlMg4.5Mn0.7) built for marine and offshore service. It offers excellent seawater corrosion resistance, retains strength after welding, and performs well at cryogenic temperatures. Linsy supplies it in O, H111, H112, H116, and H321 tempers with custom outer diameters and wall thicknesses.<\/p>\n<p>\n<strong>Formulaires disponibles :<\/strong> round tube \/ pipe<br \/>\n<strong>Temp\u00e9raments courants :<\/strong> O \/ H111 \/ H112 \/ H116 \/ H321<br \/>\n<strong>Assistance technique :<\/strong> CNC cutting, bending, TIG\/MIG welding, anodizing, polishing<br \/>\n<strong>Documents relatifs \u00e0 la qualit\u00e9 :<\/strong> Rapport MTC joint \u00e0 chaque commande<\/p>","protected":false},"featured_media":9098,"template":"","meta":{"_seopress_titles_title":"5083 Round Tube | H116\/H321 Marine Grade | Linsy","_seopress_titles_desc":"5083 aluminum round tube from Linsy \u2014 O\/H111\/H116\/H321 marine-grade tube. 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