Item name:Blind Flange(stainless blind flange,stainless steel flange) Item name:Blind Flange(stainless blind flange,stainless steel flange)MaterialCarbon Steel:ASTM A105, ASTM A350 LF1, LF2 ... F42, F46, F48, F50, F52, F56, F60, F65, F70Stainless Steel:ASTM A182 F304/304L, F316/316L, F316H, F310, F321F44 (UNS ... F1, F5a, F9, F11, F12, F22, F91 Blind Flange(stainless blind flange,stainless steel flange)