General description These TIG Welding Tungsten Electrodes with 2% Thorium (WT20, Red) are designed for welding steel, nickel alloys, and titanium. Known for their excellent weldability, these electrodes are the most commonly used form of tungsten today and are difficult to replace with other types. They are reliable and durable, making them suitable for your toughest welding tasks. Technical specifications Model: WT20 Material: 98% tungsten, 2% thorium Diameter: 1.6 mm Length: 150 mm Packaging: 10 pieces Usage These electrodes are ideal for low current DC/AC welding, providing excellent arc stability, easy re-ignition, and reduced wear. They are standard electrodes suitable for all common types of welding, particularly effective for carbon and stainless steel.