Key Words: Welding Neck Flanges, Slip On Flanges, Threaded Flanges, Lap Joint Flanges, Blind Flanges with ANSI, DIN, UNI, BS, EN, JIS standard. Special requests ... also available on request. Main Products: Welding Neck Flanges, Slip On Flanges, Threaded Flanges, Lap Joint Flanges, Blind Flanges with ANSI, DIN, UNI, BS, EN, JIS ...