The Best What Is Shielding Gas In Welding Ideas
The Best What Is Shielding Gas In Welding Ideas . The shielding gas protects the molten metal from exposure to atmospheric oxygen, hydrogen, and nitrogen, which could cause excessive spatter and a porous weld bead. As its name suggests, the shielding gas shields the solidifying molten weld from oxygenation as well. What Are Welding Shielding Gases, And Why Are They Important? Tulsa from www.tws.edu Weld purging is the process of removing the oxygen, nitrogen, water vapor, and any other gases or vapors from the vicinity of the welding joint root, which may be detrimental to a welding joint. This is a top pick amongst welders because it can be used on metals such as mild steel, stainless steel. Argon gas is used as a shielding gas during welding to protect the molten weld pool from oxidation.