All-position welding with optimum welding parameters. Features open-arc transfer, low spatter generation, easy slag removal. Suitable for portable welding. Excellent bead appearance and sound X-ray quality. Versatile, helps to ensure weld integrity and eliminate re-work Designed for welding of 70KSi tensile steel a self-shielding for welding indoors. Typical applications include prefab buildings, tanks, ornamental iron, farm implement repairs and so on. Mainly, used for welding of light-gauge plates as well as all different kinds of thin steel shapes.