Gas tungsten arc welding
Gas tungsten arc welding (GTAW) is an arc welding process that uses a non-consumable electrode. The weld area and electrode are protected from oxidation or other atmospheric contamination by an inert shielding gas. GTAW is most commonly used to weld thin sections of stainless steel and non-ferrous metals such as aluminum, magnesium, and copper alloys. It is comparatively more complex...