ERW PIPE: 1) thickness:0.5-20mm 2) size:8-400mm 3) Length:3-6m 4) Material:Q195,Q235,Q345 ERW PIPE:1 ... ) Materials can be altered to meet customers' requirements 2) Customized requests accepted3) sectional ... hot dipped Zinc-coated for round,equal,rectangle steel pipe.8) Producing: Seamless,Welded,hot rolled,pre ... Tubing,Forniture tube,For water,Gas Severage ERW Pipe