1.welded steel pipe ERW with best price2.Material of carbon steel pipe: Q195, Q215, Q235, Q345, X52, X60 STK500, or per the buyers demand. 3.Standards: BS1387, ASTM A or B, GB/T3081, GB/T9711, API 5L, API 5CT 4. Pipe end: A) Threaded and coupling B) Plain end C)Both inner or outer welded stab can be removed 5. Dimension of the pipe: A)Outside diameter: From OD 21.3mm to OD 1219.2mmB)Wallthickness: From 1.65mm to 59.54mm 6.Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray .7. Raw material Test→ Uncoiling→ Strip leveling →End Cutting→ End Shearing and Welding→ Accumlator → Forming→ Telepathy Welding→ Seam Heat Treatment→ Air/Water Cooling→ Body/Seam UT→ Sizing Straightening→ Cutting→ Visual and Dimension Inspection→ Hydraulic Test→ End Beveling→ Flatten Test→ Seam/End UT→ Length-Measuring and Weighing→ Coating-Marking→ Storage
welded steel pipe ERW, Fluid Pipe