... 3) Length:3-6m 4) Material:Q195,Q235,Q345 ERW PIPE:1) Materials can be altered to meet customers' requirements ... Section,10x10mm-400x400mm5) Rectangle Section,20x10mm-400x200mm6) Seamless pipe: from 1in to 12in7) Galvanized pipe,pre galvanized hot rolled or hot dipped ... Zinc-coated for round,equal,rectangle steel pipe.8) Producing: Seamless,Welded,hot rolled,pre glavanized hot rolled,hot ...