The copper and copper alloy welding wire (GB/T 9460-2008) standard specifies the classification and type, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of copper and copper alloy solid wire and filler wire. This standard is applicable to welding copper and copper alloy solid welding wire and filler wire (hereinafter referred to as welding wire) for welding gas arc welding, tungsten gas shielded arc welding, gas welding and plasma arc welding.