... flat welding flange Material:A105/Q235,304/304L,316,316L,A182F5,A182F11,.ect. Size:1/2''-60'' Pressure:150lbs-2500lbs flat ... 60''Pressure:150lbs-2500lbsFacing:RF/FF/RTJFeatures Specifications: Flange, Welding-Neck, Slip-On, Blind, Threaded ... assembly system. Blind Flanges:The blind flange is a flange without a bore. It is ... whenusing a socket welding flange. YH-0002 stainless stell flat welding flange