1 | | | seamless steel pipe Specification: 32*3 18*3 57*3.5 76*4.5 89*4.5 108*4.5 133*4.5 159*5 168*6 219*6 Detail: Co***nies operated by the Seamless Steel Tube : # 10, # 20, # 35, # 45, 20G, Produce, DZ50, N80 alloy pipe : 16Mn, 35CrMo, N80, J55, K55, 27SinMn, 12CriMoV, 15CrMo, 10CrMo910, Super, A106B, A335P91, Cr5Mo, A335P11. WB36 15NiCu... |