Ta & Ta-alloy (such as Ta-2.5W, Ta-10W, Ta-40Nb etc) rod can be used for aviation and aerospace industry, high-temperature, atomic and chemical industry due to its high melting point, anti-corrosion, good cold workability and other characteristics. It is mainly used to produce supersonic aircraft, rocket engine, spacecraft combustor parts, high-temperature furnace parts, corrosion resistant parts which are resistance to nitric acid, sulfuric acid, hydrochloric, etc.