Suitable for welding carbon steel,stainless steel; Source and weld time, the machine could be used for welding various PRODUCTS OVERVIEWSuitable for welding carbon steel,stainless steel; Source and weld time, the machine could be used for welding various ferrous/nonferrous metal and rare metal such as gold, silver and copper alloy etc;Suitable for welding workpiece in different position or in ...