... gas transfer, Oil, Natural Gas & Petroleum Industries; Chemical & Fertilizer Industries etc.1) Pipe Fitting: Seamless and Welded2) ... A420 WPL9, WPL3, WPL6, WPHY-42, WPHY-46, WPHY-52, WPHY-60, WPHY-65, WPHY- ... ASTM A420 WPL9, WPL3, WPL6, WPHY-42 WPHY-46, WPHY-52, WPHY-60, WPHY-65, WPHY ... API , ASME,CE, HSEApplications range: Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction,water and ...