Valour Alloys Inc., we carry a full inventory and Supply Alloy 20 Buttweld Fittings products in a variety of sizes widely used for marine applications due to their excellent resistance to seawater corrosion, low macrofouling rates, and good fabricability. Alloy 20 Buttweld Fittings is a high-performance nickel alloy-iron-chromium alloy that is also known as Carpenter 20. It is especially well-suited for applications involving sulfuric acid and other aggressive chemical environments. Alloy 20 buttweld fittings are components used in piping systems made from this specific alloy. These fittings are designed to connect and control the flow of fluids within the system.