This standard specifies the requirements for the classification of metallic and non-metallic wire (solid and cored), rods, and cores for thermal spraying, especially for arc and flame spraying.
GB/T 12608-2003 history
2003GB/T 12608-2003 Thermal spraying Wires,rods and cords for flame and arc spraying Classification and technical supply condition
1990GB/T 12608-1990 Designation of the materials for thermal spraying coatings