1.UN2 Series Manual Butt Welding Machine is one kind of manual lever pressuring type of welding,the welding pressure is by way of manual control lever on the workpiece to achieve the butt flash butt welding and resistance butt welding; 2.Mainly used for butt welding variety of steel and Non-ferrous metals,such as low carbon steel, carbon steel, stainless steel and nonferrous metal round wire, flat wire, round steel, flat steel, rebar steel, and so on; 3.Because this kind of butt welding machine no need air compressor, simple operation,easy to move,stable quality,therefore widely used for the field of construction,express way,bridge,steel wire drawing plant,cement prefabricated factory,metal products and so on.Especially suitable for using in the construction field and country side.