... High stability ,fast speed and widely used in cars, buildings, air, metals, switch the trade. Features and ApplicationsConvex welding ... machine is widely applied in automobile and aviation, mechanical building, metals, switch the industry, but in low carbon steel, stainless ... )1500Max. Horizontal Spacing(mm)40-200Welding Ability Φ(mm)2-6Max.Welding Speed1.2sMax.Welding point(compose)5Rated Power ...