... BVcertificates 4Durability carbon seel blind flange 1carbon steel,alloy steel 2ASME/ANSI,DIN,JIS 3CCS or ... , T11 stainless steel : 304L , 316LStandard: ASME/ANSI B16.9/16.28,DIN 2605/2615/2616/2617,. ... flange, alloy steel flange, high pressure flange, slip on flange, slip on welding flange, welding ( welded )neck flange, blind flange, orifice flange, welding plate flange, welding neck collar, stub end ...