Galvanized Pipes, Square Rectangular Pipes, ERW Pipes manufacturer / supplier in China, offering Construction A36 A53 S275 S235jr Q195 Q235 Pre Round Gi Tube Hot Dipped Galvanized Steel Pipe, 18mm M6 Stainless Steel SS304/316 Self Tapping Wood Screws - Corrosion Resistant Screws for Wood Applications, High Quality Z40 Z80 Z100 Zinc Coated Gi Galvanized Steel Corrugated Metal Roofing Sheet9 Top9 in Movers & Shakers Metal Sheet and so on.