Specifications1. SSAW STEEL PIPE FOR WATER AND SEWER 2. OD:219-4064mm 3. WT:3.2-40mm ... piles IS : 1978 Steel tubes for use in transportation of oil; gas & Petroleum products Coating Standard: ANSI/AWWA C104/A21.4 ... dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers ...