... ability to resist the power supply fluctuation,stable output welding current; 2.Excellent thrust compensation; 3.Applicable for ... portable, high efficiency and energy saving; 6.Applicable for welding low-carbon steel, medium-carbon steel,alloy steel, etc ... 232565*306*502 Product Selection GuideBase MetalBoard Thickness(mm)Welding Rod Diameter(φ)Current Range(A)Suitable ModelCarbon SteelAlloy ...