... .standard: BS DIN ASTM 3. finish:electric galvanized, hot dipped galvanized Malleable Iron Pipe Fitting:elbow,tee,cross,socket,Union,Bushing,Backnut ... heavy type and light type Surface finishing:hot dipped galvanized, toast galvanized, electric galvanized, paint and black Size: 1/2"-6"Material: ... :16kb/cm2(227ib.in2)Usage: Our pipe fittings are suitable for joining pipe lines of steam,gas,oil,air and ...