... 4. Quickly deliever time. 5.high quality pipe fitting is ued for nuclear power, power plants, LNG, oil and ... Fitting: Seamless and Welded2) Size: 1/2" - 72"3) Material: Carbon Steel, Stainless Steel, Alloy Steel, Duplexsuper duplex stainless steelASTM ... WPC; ASTM A420 WPL9, WPL3, WPL6, WPHY-42, WPHY-46, WPHY-52, WPHY-60, WPHY-65, WPHY-70, WPHY-80Stainless Steel: ASTM A403 WP304/304L, WP316/316L ...