1 | | | the power plant uses the alloy steel pipe, seamless steel pipe Specification: 25*3 14*2 38*5 42*5 76*8 89*6 121*6 133*18 159*18 426*20 508*20 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... |