tube sockets Factory a: 1/8"_6" b: band beaded plain , BS ANSI DIN Standard c: Galvanized and bllack Our main products are "AHB" brand galvanized black and expoxy malleable iron pipe fittings : tube sockets 270 which is top quality production, in good semblance. The products have already been widely used in the pipe linkage of gas, water, electricity and oil. We produce the fittings according to ...