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 solid welding wire and filler wire (hereinafter referred to as welding wire) for welding copper and copper alloys such as gas shielded arc welding, tungsten gas shielded arc welding, gas welding and plasma arc welding.