WELDING METHODS AND APPLICATIONS FOR COPPER AND STEEL

摘要

According to the present invention, a welding method for copper and steel and application thereof is described herein. The welding method comprises the following steps of: butt connecting or sleeve connecting an end to be welded of a copper material with an end to be welded of a steel material; and welding and connecting the end to be welded of the copper material and the end to be welded of the steel material by a heating part of a heat supply device under the protection of a shielding gas, wherein the top end of the heating part is shifted toward the copper material, and the end to be welded of the copper material and the end to be welded of the steel material are simultaneously molten and further fuse mutually.