... 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 form:round,equal,rectangle3) Round Section,Dimensions (mm): from 10 to 400;1/2 ... galvanized hot rolled or hot dipped Zinc-coated for round,equal,rectangle steel pipe.8) Producing: Seamless,Welded,hot rolled,pre glavanized ...