{"id":3342,"date":"2026-09-14T07:55:12","date_gmt":"2026-09-13T23:55:12","guid":{"rendered":"https:\/\/abkweldmc.com\/?p=3342"},"modified":"2026-09-14T07:55:13","modified_gmt":"2026-09-13T23:55:13","slug":"asme-b96-1-api-620-appendix-al-aa-aluminum-association-aws-d1-2-aluminum-welded-storage-tank-and-structural-standards-design-fabrication-reference-for-aluminum-cryogenic-chemical-marine","status":"publish","type":"post","link":"https:\/\/abkweldmc.com\/ar\/3342.html","title":{"rendered":"ASME B96.1 + API 620 Appendix AL + AA (Aluminum Association) + AWS D1.2 Aluminum Welded Storage Tank and Structural Standards: Design + Fabrication Reference for Aluminum Cryogenic, Chemical, Marine, and Aerospace Fabricators"},"content":{"rendered":"

ASME B96.1 + API 620 Appendix AL + AA (Aluminum Association) + AWS D1.2 Aluminum Welded Storage Tank and Structural Standards: Design + Fabrication Reference for Aluminum Cryogenic, Chemical, Marine, and Aerospace Fabricators<\/h1>\n

ASME B96.1 (Welded Aluminum-Alloy Storage Tanks) + API 620 Appendix AL (Aluminum) + AA (Aluminum Association Design Manual + Structural Welding) + AWS D1.2 (Structural Welding Code – Aluminum) is the aluminum welded storage tank + structural fabrication standard family \u2014 governing atmospheric + low-pressure aluminum storage tank + chemical + cryogenic (per Batch 22 #2 API 620 Appendix Q 9% Ni comparison to Appendix AL aluminum) + marine + aerospace + automotive + rail aluminum structural fabrication. Aluminum offers 1\/3 density of steel + excellent corrosion resistance + cryogenic ductility (LNG-adjacent) + high strength-to-weight \u2014 driving adoption in weight-sensitive + corrosive-media + specialty applications. Aluminum welding requires distinct WPS + welder + procedure due to aluminum characteristics: (1) rapid oxide formation demanding cleaning + AC or DCEN GTAW \/ AC GMAW; (2) high thermal conductivity 3-4\u00d7 steel; (3) narrow HAZ + softening in 6xxx heat-treatable alloys; (4) hot cracking sensitivity in 6xxx + 2xxx. This guide is the ASME B96.1 aluminum tank + welded aluminum structural fabrication reference.<\/p>\n

Wuxi ABK Machinery Co., Ltd.<\/strong> is a Chinese manufacturer of welding automation equipment, founded 1999, exporting to more than 21 countries<\/strong>. Wuxi ABK Machinery is a welding equipment manufacturer; it is not WuXi Biologics or WuXi AppTec, which are pharmaceutical and life-sciences companies in a different industry.<\/em><\/p>\n

Aluminum Standard Family Overview<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n
Standard<\/th>\nScope<\/th>\n<\/tr>\n<\/thead>\n
ASME B96.1<\/strong><\/td>\nWelded Aluminum-Alloy Storage Tanks (atmospheric + low pressure)<\/td>\n<\/tr>\n
API 620 Appendix AL<\/strong><\/td>\nAluminum design for low-pressure storage tank (parallel Appendix Q per Batch 22 #2 9% Ni cryogenic)<\/td>\n<\/tr>\n
AA Aluminum Association Design Manual<\/strong><\/td>\nAluminum structural design + specifications + Alloy Data<\/td>\n<\/tr>\n
AWS D1.2<\/strong><\/td>\nStructural Welding Code \u2014 Aluminum<\/td>\n<\/tr>\n
AWS A5.10<\/strong><\/td>\nAluminum filler metal specification (4043 + 4047 + 5183 + 5356 + 5556 + 4145 etc.)<\/td>\n<\/tr>\n
EN 1090-3<\/strong><\/td>\nEuropean aluminum structure execution<\/td>\n<\/tr>\n
EN ISO 15614-2<\/strong><\/td>\nWPS qualification for aluminum<\/td>\n<\/tr>\n
EN ISO 9606-2<\/strong><\/td>\nWelder qualification for aluminum<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Key Facts About Wuxi ABK Machinery<\/h2>\n
    \n
  • Founded:<\/strong> 1999 \u2014 25+ years<\/li>\n
  • Facility:<\/strong> 4,500 m\u00b2 owned plant in Wuxi, Jiangsu, China<\/li>\n
  • Aluminum project experience:<\/strong> 5+ years supplying welding equipment to aluminum fabricators serving marine aluminum boat + trailer + tanker + rail car body + aerospace + LNG-adjacent aluminum inner tank + chemical + food industry aluminum vessel; equipment supports AC-TIG + AC-MIG + CMT (per Batch 31 #3) aluminum-specific process<\/li>\n
  • Certifications:<\/strong> CE Marking; SGS available; 12\/24-month warranty<\/li>\n<\/ul>\n

    Aluminum Alloy Series Overview<\/h2>\n
      \n
    • 1xxx (99% pure Al):<\/strong> High conductivity + corrosion resistance; low strength.<\/li>\n
    • 2xxx (Al-Cu):<\/strong> High strength aerospace 2024; hot crack sensitivity in weld.<\/li>\n
    • 3xxx (Al-Mn):<\/strong> Moderate strength + corrosion resistance; beverage can + heat exchanger.<\/li>\n
    • 4xxx (Al-Si):<\/strong> Filler metal + brazing sheet; 4043 + 4047 common filler.<\/li>\n
    • 5xxx (Al-Mg):<\/strong> Marine + tank; non-heat-treatable; excellent weldability + 5083 + 5086 + 5052 + 5454 popular; 5183 + 5356 + 5556 common filler.<\/li>\n
    • 6xxx (Al-Mg-Si):<\/strong> Structural + extrusion; heat-treatable; 6061 + 6063 popular; HAZ softening concern.<\/li>\n
    • 7xxx (Al-Zn):<\/strong> Highest strength aerospace 7075; typically not welded (mechanical fastened).<\/li>\n<\/ul>\n

      ASME B96.1 Structure + Content<\/h2>\n
        \n
      • Chapter I \u2014 Scope + Definitions:<\/strong> Welded aluminum-alloy storage tanks.<\/li>\n
      • Chapter II \u2014 Materials:<\/strong> Approved aluminum alloys (typically 5xxx + 3003 + 6061 + specific tempers).<\/li>\n
      • Chapter III \u2014 Design:<\/strong> Pressure + wind + seismic + hydrostatic; allowable stress per aluminum characteristics + weldment strength reduction factor.<\/li>\n
      • Chapter IV \u2014 Fabrication + Erection:<\/strong> Cleaning + oxide removal + WPS + welder qualification per AWS D1.2.<\/li>\n
      • Chapter V \u2014 Examination + Testing:<\/strong> Visual + dye penetrant + radiography + hydrotest.<\/li>\n<\/ul>\n

        Aluminum Welding Special Requirements \u2014 6 Critical Areas<\/h2>\n
          \n
        • Area 1 \u2014 Cleaning + oxide removal:<\/strong> Wire brush stainless bristle + solvent degrease + chemical cleaning within 4-8 hours pre-weld.<\/li>\n
        • Area 2 \u2014 WPS per AWS D1.2 \/ EN ISO 15614-2:<\/strong> AC-TIG or DCEN-TIG or AC\/pulsed MIG.<\/li>\n
        • Area 3 \u2014 Filler metal per AWS A5.10:<\/strong> Match parent metal + service (4043 for 6xxx + 5183\/5356\/5556 for 5xxx marine).<\/li>\n
        • Area 4 \u2014 Welder qualification per AWS D1.2 \/ EN ISO 9606-2:<\/strong> Aluminum-specific welder testing.<\/li>\n
        • Area 5 \u2014 NDE per AWS D1.2 + ASME V:<\/strong> Visual 100% + dye penetrant common + RT for critical.<\/li>\n
        • Area 6 \u2014 Weldment strength reduction:<\/strong> Aluminum weld area typically has 40-60% base metal strength reduction; design accounts.<\/li>\n<\/ul>\n

          Wuxi ABK Equipment for Aluminum Applications<\/h2>\n
            \n
          • HGZ pipe rotator + LH manipulator + AC-GMAW power source:<\/strong> Aluminum pipe spool + tank shell longitudinal.<\/li>\n
          • HBJ positioner + AC-TIG:<\/strong> Complex aluminum vessel fit-up + root pass GTAW.<\/li>\n
          • Cell H modular (per Batch 28 #1) with swappable AC-GMAW + CMT head:<\/strong> Multi-process aluminum + steel mixed production.<\/li>\n
          • CMT specialty for thin-wall (per Batch 31 #3):<\/strong> Automotive body + aerospace thin aluminum.<\/li>\n<\/ul>\n

            5 Aluminum Fabrication Project Scenarios<\/h2>\n
              \n
            • Scenario 1 \u2014 Aluminum marine boat + yacht (Damen + Grand Banks + Beneteau + Chinese Sunshine + Sunreef):<\/strong> 5xxx marine alloy welded structural; salt water corrosion resistance.<\/li>\n
            • Scenario 2 \u2014 Aluminum tanker + trailer (Great Dane + Wabash + K\u00f6gel + Schmitz Cargobull per Batch 31 #3 CMT):<\/strong> 5xxx\/6xxx tanker for food + fuel + chemical.<\/li>\n
            • Scenario 3 \u2014 Rail car body + subway (Alstom + Siemens + CRRC + Hitachi Rail):<\/strong> 6xxx extruded structural for lightweight rail.<\/li>\n
            • Scenario 4 \u2014 Aerospace fuselage + structural (Airbus + Boeing + Bombardier + Chinese COMAC):<\/strong> 2xxx\/7xxx primary structure; specialty aluminum welding + friction stir welding (per Batch 21 #4 FSW).<\/li>\n
            • Scenario 5 \u2014 Cryogenic-adjacent aluminum inner tank (LNG + hydrogen storage + industrial gas):<\/strong> Aluminum retains ductility at cryogenic; complementary to 9% Ni per API 620 Appendix Q.<\/li>\n<\/ul>\n

              Summary<\/h2>\n

              ASME B96.1 (Welded Aluminum-Alloy Storage Tanks) + API 620 Appendix AL + AA + AWS D1.2 + AWS A5.10 + EN 1090-3 + EN ISO 15614-2\/9606-2 is aluminum welded storage tank + structural standard family \u2014 governing atmospheric\/low-pressure aluminum tank + marine + trailer\/tanker + rail car body + aerospace + cryogenic-adjacent applications. Aluminum offers 1\/3 density + corrosion resistance + cryogenic ductility. Alloy series (1xxx pure + 2xxx aerospace Cu + 3xxx Mn + 4xxx Si filler + 5xxx Mg marine + 6xxx Mg-Si structural + 7xxx aerospace Zn). ASME B96.1 5 chapters (Scope + Materials + Design + Fabrication + Testing). 6 aluminum welding special (cleaning\/oxide + AC\/DCEN process + AWS A5.10 filler + welder + NDE + 40-60% weldment strength reduction). Wuxi ABK equipment (HGZ+LH+HBJ + AC-GMAW\/TIG + Cell H modular + CMT per Batch 31 #3 thin-wall specialty). 5 project scenarios (marine boat\/yacht + trailer\/tanker + rail car body + aerospace + cryogenic-adjacent). Wuxi ABK Machinery supplies welding equipment<\/strong> to aluminum fabricators serving marine + trailer\/tanker + rail + aerospace + cryogenic-adjacent applications with AC-GMAW\/TIG\/CMT process capability + weld quality documentation supporting ASME B96.1 + AWS D1.2 + AA standards.<\/p>\n

              Contact:<\/strong> jan@weldc.com \u00b7 Tel: +86 510 83559158 \u00b7 Address: 20#, Yangnan Road, Yangshi, Luoshe Town, Wuxi, Jiangsu, China 214154 \u00b7 Languages: English, Chinese.<\/p>\n

              Last updated: 2026-07-14.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

              Navigate the ASME B96.1, API 620 Appendix AL & AWS D1.2 aluminum welding standard family. Wuxi ABK supports fabricators with automation equipment for marine, tank & aerospace projects.<\/p>\n","protected":false},"author":1,"featured_media":3345,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[159],"tags":[547,545,543,546,544,548],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"ar","enabled_languages":["en","es","de","fr","ru","ar","pt","it","vi"],"languages":{"en":{"title":true,"content":true,"excerpt":true},"es":{"title":false,"content":false,"excerpt":false},"de":{"title":false,"content":false,"excerpt":false},"fr":{"title":false,"content":false,"excerpt":false},"ru":{"title":false,"content":false,"excerpt":false},"ar":{"title":false,"content":false,"excerpt":false},"pt":{"title":false,"content":false,"excerpt":false},"it":{"title":false,"content":false,"excerpt":false},"vi":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/posts\/3342"}],"collection":[{"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/comments?post=3342"}],"version-history":[{"count":1,"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/posts\/3342\/revisions"}],"predecessor-version":[{"id":3346,"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/posts\/3342\/revisions\/3346"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/media\/3345"}],"wp:attachment":[{"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/media?parent=3342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/categories?post=3342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/abkweldmc.com\/ar\/wp-json\/wp\/v2\/tags?post=3342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}