... AT bjsteelpipe DOT com Phone no: 0086-010-58200823-8009 GALVANIZED STEEL PIPEStandardA53,EN10255,DIN2440,BS1387GradeGR.B,S195T ,ST35OD1/4"-12"WTSch5 ... Supply Ability: 8000MT/month Steel pipe: Seamlesssteel pipe, Erw/Lsaw welded steel pipe, Ssaw/Spiral welded steel pipe, Hot galvanized steel pipe , 3PE/2PE,3PP ...