CO2气体保护焊丝
 
CO2气体保护焊丝系列
CO2 GAS SHIELDED WELDING WIRE
国标型号
GB
Standar 相当于 AWS
Correspond to
AWS 主要用途
Maine Purpose 
ER49-1   焊接低碳钢及某些低合钢结构。
For welding structures of middle carbon steels and low-alloy steels. 
ER50-3 ER70S-3 用于碳素钢及低合金钢的焊接。
For welding of carbon steels and low-alloy steels. 
ER50-6 ER70S-G 用于碳钢及500MPa级高强钢的车辆、建筑、造船、桥梁等结构的焊接。
For welding of carbon steels and 500Mpa high strength steels, used in car, building, ship-building and bridge. 
ER50-G ER70S-G 用于高速焊接、尤其适宜于薄板焊接。
For high speed welding for thin plates.