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Ms Steel ERW Carbon ASTM A53 Black Iron Pipe Welded Sch40 Steel Pipe For Building Material Applications: Galvanized steel pipes are welded steel pipes with a hot-dip galvanized or electro-galvanized layer on ... Read More

Welded Galvanized Gi Iron Steel Tube Pipe Price From China Factory 1) Hot dip galvanized layer thick, with uniform coating,strong adhesion,long service life 2) Protects against corrosion and rust 3) Increased ... Read More