焊割是焊接与切割的合称。在实际生产与生活中,人们通常将电弧焊接与电弧切割统称为电焊作业。利用电弧的高温,使两金属件连接处加热熔化,以造成金属原子之间和分子间的结合而得到永久连接的方法,称为电弧焊 Hange is welding and cutting together. In the actual production and life, people usually arc welding and arc cutting collectively referred to as welding operations. The use of the arc of high temperature, so that the two metal parts at the junction of heating and melting, in order to cause the metal atoms and the combination between the molecules to obtain a permanent connection method, called arc welding