Supplier: Seamless steel pipe: od 1/8 30 inch (10.3 762mm), erw steel pipe: od 1/2 24 inch (21.3 610mm), ssaw steel pipe: od 8 138 inch (219.1 3500mm), lsaw steel pipe: od 8 72 inch (219.1 1820mm), galvanized steel pipe: od 1/2 24 inch (21.3 610mm), tubing and casing : od1 1/2 20inch(48.26 508mm)
