Malleable Iron gi elbow connector 1)Size:1/4-6" 2) ... KS,GB 4)Hot dipped,electric gal,black The Malleable iron gi elbow connector is of good qualilty with reasonable price ... oil, air, gas, and other liquid alike 2.Material: Malleable iron 3.Thread standards:GB,BS,DIN,KS4.Wall thickness:5 ... 30cm6.Type: Elbow7.Shape: Reducing8.Size:1/4-6''9.Range:Elbow,tee,sockets,nipple,plug,caps,bends,cross over,bushing ...