本衬垫适用于接头钢板厚度不一样的单面焊用. This welding backing is suitable for one side welding of urmatched plates
本衬垫适用于入孔,出孔的焊接使用. This welding backing is specially designed for handholes and manholes welding.
本衬垫适用于各种球扁钢对接接头CO2气保护单面焊用. This backing is used for CO2 one--side welding ,of bulb steel.
本衬垫适用于角钢对接外接头CO2气保护单面焊使用,有各种规格供选用. This backing (external) is specially designed for CO2 one--side welding of angle steel butt joints. Different backing sizes are supplied.
本衬垫适用于角钢对接外接头CO2气保护单面焊使用,有各种规格供选用. This backing (external) is specially designed for CO2 one--side welding of angle steel butt joints. Different backing sizes are supplied.
本衬垫适用于接头钢板厚度不一样的单面焊用。 This welding backing is suitable for one side welding of unmatched plates .
