widely used in architecture, metallurgy, chemistry, mechanical, ship-building and other industries. BX1-200F-3, BX1-250F-3, BX1-300F-3, BX1-315F-3, BX1-400F-3, BX1-500F-3, BX1-630F-3 moving iron & magnetic AC Arc welding machineCharacteristics & Applications: Single manual operated AC arc welding machine.Applicable for 2.5mm-8.0mm diameter coated electrode, and welding all low carbon steel metal ...