... welding wire:our annual production is about 5000tons 1)good weldability 2)low residue 3)low splash 4)high reliability sg2 welding ... J501Fe18,J422,J502,J506,J507 and stainless steel electrode A102 and 431 welding flux.our final products are with homogeneous ... , bridges, shipbuilding, Iron, Steel and pressure vessel industries, and can also be applied to high-speed welding for sheet metal and piping ...