tungsten welding rods Shaanxi yuheng is one of leading provider of TIG welding services. TIG welding (Tungsten Inert Gas) welding or Gas Tungsten Arc welding (GTAW) is a clean, high quality welding process. TIG welding is the most popular choice of welding processes when high quality, precision welding is desired or required. Photo of tig welding material of WP purity nonconsumable tungsten welding rods Packaging & Shipping Company Information FAQ