... ASME,GB,DIN,JIS,BS,ANSI 4) Type: Flange ASME A105 Blind FlangeBlind flanges are made of carbon ... steel, stainless steel and alloy steel, etc. They are used to seal ... .5, ASME B16.47, DIN 2634, DIN 2636, and so on. ANSI /API 6A Flanges Type Weld Neck ... -On,Blind,Socket Weld,Lap Joint,Threaded,Orifice Flange,Swivel Flange,Spectacle Blind,Etc. Size 1/2''-72''Class ...