Standard

 ASTM, ASME , DIN ,JIS,API ,GB ,ISO

Certifications

 ABS ,CC ,TUV,CC ,GL ,BV ,ISO14001 ,ISO9001 ,OHSMS

 Carbon Steel

 ASTM A-234 (WPB,WPC)   EN 10216-2    (P235GH,P265GH) EN10222-2(P245GH,P280GH)        NF A49-213 (TU42C,TU48C)

Low Alloy Steel

 ASTM A-420(WPL6) ASTM A-234(WP11,WP22,WP5) ASTM A-860(A860-WPHY52)

Stainless Steel

 ASTMA403M (WP304,WP304L,WP304H,WP316,WP316L,WP321,WP321H,WP347,WP347H) EN10216-5(X2CrNiN18-10(1.4311),X5CrNi18-10(1.4301),X5CrNiMo17-12-2(1.4401),X2CrNiMo17-12-2(1.4404)