carbon steel pipe&tube

Carbon Seamless Steel Pipe API 5L Gr.B SCH40 SCH80 12Inch SCH40 42CRMO4 40CR For Machinery Industry Hot Rolled Seamless Pipe

Black Painting Carbon Steel Seamless Pipe API 5L GR.B 4Inch 6Inch SCH40 Round Black Iron Oil Gas Pipeline Seamless Steel Pipes

Carbon Steel Pipe API 5L GR.B ASTM A106 A53 ST52 ST37 S45C China Manufacturer of High Strength Hot Rolled Seamless Steel Pipe

Carbon Steel Seamless Pipe API 5L GR.B ASTM A106 A53 GR.B SCH40 6M 12M For Oil Gas Pipeline Hot Rolled Seamless Steel Pipes

Cold Rolled Seamless Steel Pipe S45C STKM13A for Auto and Motorcycle Shock Absorber High Precision Carbon Steel Seamless Pipes

Hot Rolled Carbon Steel Seamless Pipes SCH40 80 6M 12M Black Painting For Gas and Oil Pipeline Round Black Seamless Steel Pipe

High Pressure Resistance Boiler Tube ASTM A213 T91 P91 P22 P9 P11 Heat Exchanger Rifled Seamless Boiler Pipe

Seamless Steel Pipe Thick Wall Round Black Iron Tube SAE1045 STKM13A 36mm For Machine Part Hot Rolled Carbon Steel Seamless Pipe

High Precision Cold Rolled Steel Pipe AISI 4130 4140 42CrMo STKM13A For Fittings of Car Motorbike Carbon Alloy Seamless Pipes