{"id":8580,"date":"2025-04-14T15:13:20","date_gmt":"2025-04-14T15:13:20","guid":{"rendered":"https:\/\/premiumalu.com\/?post_type=product&p=8580"},"modified":"2026-07-08T15:01:18","modified_gmt":"2026-07-08T15:01:18","slug":"alliage-daluminium-7068","status":"publish","type":"product","link":"https:\/\/premiumalu.com\/fr\/produit\/alliage-daluminium-7068\/","title":{"rendered":"Alliage d'aluminium 7068"},"content":{"rendered":"

What Is 7068 Aluminum?<\/h2>\n

7068 aluminum is an ultra-high-strength 7xxx series alloy, often cited as the strongest commercial aluminum alloy with tensile strength around 700 MPa \u2014 comparable to some soft steels. It was originally developed as a higher-strength successor to 7075 for ordnance and defense, and now serves aerospace, automotive, medical, and sporting-goods applications where strength-to-weight is critical. Linsy supplies 7068 in plate, tube, bar, and wire with mill test certificates on every order.<\/p>\n

Available 7068 Aluminum Products<\/h2>\n

Assiette<\/h3>\n

\u00c9tats disponibles :<\/strong> T651, T6511<\/p>\n\n\n\n
Temp\u00e9rer<\/th>\n\u00c9paisseur (mm)<\/th>\nLargeur (mm)<\/th>\nLongueur (mm)<\/th>\n<\/tr>\n
T651, T6511<\/td>\n0.5 \u2013 200<\/td>\n500 \u2013 2600<\/td>\n500 \u2013 16000 (d\u00e9coupe sur mesure)<\/td>\n<\/tr>\n<\/table>\n

Tube<\/h3>\n

\u00c9tats disponibles :<\/strong> T651, T6511<\/p>\n\n\n\n
Temp\u00e9rer<\/th>\nDiam\u00e8tre ext\u00e9rieur (mm)<\/th>\nParoi (mm)<\/th>\nLongueur (mm)<\/th>\n<\/tr>\n
T651, T6511<\/td>\n6 \u2013 300<\/td>\n0.5 \u2013 40<\/td>\n500 \u2013 12000<\/td>\n<\/tr>\n<\/table>\n

Barre \/ Tige<\/h3>\n

\u00c9tats disponibles :<\/strong> T651, T6511<\/p>\n\n\n\n
Temp\u00e9rer<\/th>\nDiam\u00e8tre (mm)<\/th>\nLongueur (mm)<\/th>\n<\/tr>\n
T651, T6511<\/td>\n3 \u2013 300<\/td>\n500 \u2013 12000<\/td>\n<\/tr>\n<\/table>\n

Fil<\/h3>\n

\u00c9tats disponibles :<\/strong> T651, T6511<\/p>\n\n\n\n
Diam\u00e8tre (mm)<\/th>\nPoids de la bobine<\/th>\nTol\u00e9rance<\/th>\n<\/tr>\n
0.8 \u2013 30<\/td>\n50 kg minimum<\/td>\n\u00b1 0,02 mm<\/td>\n<\/tr>\n<\/table>\n

Sp\u00e9cifications et d\u00e9signations \u00e9quivalentes<\/h2>\n

7068 aluminum (EN AW-7068, AlZn8MgCu) is supplied to common wrought-alloy specifications. Typical standards by form: ASTM B209 (sheet and plate), ASTM B221 (extruded tube, bar, and profiles), ASTM B211 (bar and rod), ASTM B247 (forging stock), and ASTM B313 (welded tube). Always confirm the exact specification and temper with our team for your order.<\/p>\n

Composition chimique<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u00c9l\u00e9ment<\/th>\nPourcentage (%)<\/th>\n<\/tr>\n
Si<\/td>\n0,12 max<\/td>\n<\/tr>\n
Fe<\/td>\n0,15 max<\/td>\n<\/tr>\n
Cu<\/td>\n1.6 \u2013 2.4<\/td>\n<\/tr>\n
Mn<\/td>\n0,10 max<\/td>\n<\/tr>\n
Mg<\/td>\n2.2 \u2013 3.0<\/td>\n<\/tr>\n
Cr<\/td>\n0,05 max<\/td>\n<\/tr>\n
Zn<\/td>\n7.3 \u2013 8.3<\/td>\n<\/tr>\n
Ti<\/td>\n0,10 max<\/td>\n<\/tr>\n
Zr<\/td>\n0.05 \u2013 0.15<\/td>\n<\/tr>\n
Autres (chacun)<\/td>\n0.05<\/td>\n<\/tr>\n
Autres (total)<\/td>\n0.15<\/td>\n<\/tr>\n
Al<\/td>\n\u00c9quilibre<\/td>\n<\/tr>\n<\/table>\n

Propri\u00e9t\u00e9s m\u00e9caniques selon le traitement thermique<\/h2>\n\n\n\n
Temp\u00e9rer<\/th>\nR\u00e9sistance \u00e0 la traction (MPa)<\/th>\nLimite d'\u00e9lasticit\u00e9 (MPa)<\/th>\n\u00c9longation (%)<\/th>\nR\u00e9sistance au cisaillement (MPa)<\/th>\n<\/tr>\n
T651 \/ T6511<\/td>\n710<\/td>\n683<\/td>\n8 \u2013 9<\/td>\n365<\/td>\n<\/tr>\n<\/table>\n

Values are typical for the T651 condition (~700 MPa ultimate). Confirm exact figures with the mill certificate; verify the Mn limit (AA 7068 may allow up to 0.30 max).<\/p>\n

Guide de s\u00e9lection des temp\u00e9raments<\/h2>\n
    \n
  • T651<\/strong> \u2014 Peak-aged plate; highest strength for the alloy.<\/li>\n
  • T6511<\/strong> \u2014 Stress-relieved extruded tube and bar for machining stability.<\/li>\n<\/ul>\n

    Caract\u00e9ristiques principales<\/h2>\n

    Strongest commercial aluminum<\/h3>\n

    Ultimate tensile around 700 MPa, near some steels.<\/p>\n

    Excellent strength-to-weight<\/h3>\n

    Top choice where mass must be minimized.<\/p>\n

    Good corrosion resistance for a 7xxx<\/h3>\n

    Better than 7075 in many service environments.<\/p>\n

    Poor weldability<\/h3>\n

    Supplied as machined or formed parts.<\/p>\n

    Applications<\/h2>\n
      \n
    • Ordnance and defense components<\/li>\n
    • Aerospace structures<\/li>\n
    • Medical device parts<\/li>\n
    • Automotive performance components<\/li>\n
    • Sporting goods and tooling<\/li>\n<\/ul>\n

      Remarques concernant le traitement et la finition de surface<\/h2>\n

      Linsy machines and laser-cuts 7068 and applies anodizing or painting for corrosion protection. Welding is not recommended.<\/p>\n

      Documents relatifs \u00e0 la qualit\u00e9 et contr\u00f4le qualit\u00e9<\/h2>\n

      Linsy est un fournisseur d'aluminium bas\u00e9 \u00e0 Shenzhen avec plus de 20 ans d'exp\u00e9rience. Notre syst\u00e8me qualit\u00e9 est certifi\u00e9 ISO 9001, ISO 14001 et ISO 45001. Chaque commande est exp\u00e9di\u00e9e avec un certificat d'essai en usine (MTC). Des rapports d'essais tiers SGS sont disponibles sur demande. Le d\u00e9lai de livraison typique pour les commandes personnalis\u00e9es est de 10 \u00e0 60 jours selon l'\u00e9tat, les dimensions et la quantit\u00e9.<\/p>\n

      Why Choose Linsy for 7068 Aluminum<\/h2>\n
        \n
      • Usine \u00e0 Shenzhen avec plus de 20 ans d'exp\u00e9rience au service des acheteurs des secteurs a\u00e9rospatial, automobile et de l'ing\u00e9nierie g\u00e9n\u00e9rale<\/li>\n
      • Large gamme de formes : t\u00f4le, plaque, bobine, tube, barre, fil, profil\u00e9 et \u00e9bauche de forgeage<\/li>\n
      • Usinage CNC, d\u00e9coupe laser, soudage TIG\/MIG, anodisation \/ polissage \/ rev\u00eatement par poudre sous un m\u00eame toit<\/li>\n
      • Certificat d'essai en usine avec chaque commande ; rapports SGS sur demande<\/li>\n
      • Op\u00e9rations certifi\u00e9es ISO 9001 \/ ISO 14001 \/ ISO 45001<\/li>\n<\/ul>\n

        Ressources connexes<\/h2>\n

        For deeper reading on 7xxx selection and fabrication, see our guides on aluminum alloy selection, welding 7000-series alloys, and aircraft-grade tempers. (Internal links to be connected to published Linsy blog articles.)<\/p>\n

        7068 Aluminum FAQ<\/h2>\n

        How strong is 7068?<\/h3>\n

        Around 700 MPa ultimate tensile in T651 \u2014 the strongest of the common aluminum alloys, comparable to some soft steels.<\/p>\n

        Is 7068 better than 7075?<\/h3>\n

        It is stronger, with similar corrosion behavior, but less widely stocked. Choose 7068 when you need maximum strength.<\/p>\n

        Is 7068 weldable?<\/h3>\n

        No, it is a machined-part alloy.<\/p>\n

        What documents come with the order?<\/h3>\n

        Chaque commande est exp\u00e9di\u00e9e avec un MTC, et des rapports d'essais tiers SGS sont disponibles sur demande.<\/p>\n

        FAQ g\u00e9n\u00e9rale sur les commandes<\/h2>\n

        Quel est le d\u00e9lai de livraison habituel ?<\/h3>\n

        Les commandes d'aluminium personnalis\u00e9es sont g\u00e9n\u00e9ralement exp\u00e9di\u00e9es sous 10 \u00e0 60 jours selon l'alliage, l'\u00e9tat, les dimensions et la quantit\u00e9. Les tailles standard ou en stock peuvent \u00eatre plus rapides \u2014 demandez \u00e0 notre \u00e9quipe.<\/p>\n

        Puis-je obtenir un certificat d'essai en usine ?<\/h3>\n

        Oui. Chaque commande comprend un MTC. Des rapports d'essais tiers SGS sont disponibles sur demande.<\/p>\n

        Proposez-vous l'usinage et la finition ?<\/h3>\n

        Oui. Nous fournissons l'usinage CNC, la d\u00e9coupe laser, le soudage, l'anodisation, le polissage et le rev\u00eatement par poudre afin que les pi\u00e8ces puissent \u00eatre livr\u00e9es plus proches de leur forme finie.<\/p>\n

        Comment demander un devis ?<\/h3>\n

        Envoyez votre alliage, \u00e9tat, dimensions, quantit\u00e9 et norme requise. Notre \u00e9quipe confirmera la disponibilit\u00e9, le d\u00e9lai de livraison et le prix.<\/p>","protected":false},"excerpt":{"rendered":"

        7068 aluminum is an ultra-high-strength 7xxx series alloy, often cited as the strongest commercial aluminum alloy with tensile strength around 700 MPa \u2014 comparable to some soft steels. It was originally developed as a higher-strength successor to 7075 for ordnance and defense, and now serves aerospace, automotive, medical, and sporting-goods applications where strength-to-weight is critical. Linsy supplies 7068 in plate, tube, bar, and wire with mill test certificates on every order.<\/p>\n

        \nFormulaires disponibles :<\/strong> plate, tube, bar \/ rod, wire
        \nTemp\u00e9raments courants :<\/strong> T651, T6511
        \nAssistance technique :<\/strong> Usinage CNC, d\u00e9coupe laser, soudage TIG\/MIG, anodisation, polissage, rev\u00eatement par poudre
        \nDocuments relatifs \u00e0 la qualit\u00e9 :<\/strong> Rapport MTC joint \u00e0 chaque commande<\/p>","protected":false},"featured_media":8592,"template":"","meta":{"_seopress_titles_title":"7068 Aluminum Alloy \u2014 Plate, Bar & Wire | Linsy Aluminum","_seopress_titles_desc":"7068 (AlZn8MgCu) is the strongest commercial aluminum alloy from Linsy, ~700 MPa tensile, for defense, aerospace, and performance parts.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":""},"product_brand":[],"product_cat":[90,99],"product_tag":[],"class_list":["post-8580","product","type-product","status-publish","has-post-thumbnail","product_cat-7000-series-aluminum-alloys","product_cat-most-popular-aluminum-grade","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/product\/8580","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/media\/8592"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/media?parent=8580"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/product_brand?post=8580"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/product_cat?post=8580"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/product_tag?post=8580"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}