Usually used for power battery shell materials, ships, naval ships, vehicle materials, welding parts of automobile and aircraft plate, pressure vessel requiring strict fire protection, refrigeration device, air conditioning pipe, can body, TV tower, drilling equipment, mechanical parts, transportation equipment, armor, etc. It is also widely used in kitchen utensils, food and chemical products processing in storage devices, tanks for transporting liquid products, pressure vessels and pipes processed with thin plates, heat exchangers, rivets, welding wires, cylinder blocks of washing machines, etc.