... pressure Quick Details Standard:JIS, GB, ASTMStandard:JIS G3458-2005, GB 5310-1995, GB 3087-1999, ASTM A213-2001, ASTM A335-2006Grade:Cr-Mo ... , P11,P91 2.Standard: ASTMA213,A333,A335,JIS G3458Alloy Pipe ASTM A335 P91:1) Standard:ASTM A213, A333, A335, ASME SA213, SA333, SA335 ... ;JIS G3458,G3462,DIN17175, DIN16292) Spec.:O.D.: 6mm-820mmW.T ...