This standard specifies the designation method of precious metals and their alloys. This standard is applicable to the compilation of smelting products, processed products, composite materials, powder products and brazing materials of precious metals and their alloys. When compiling national standards and industry standards, the designation method stipulated in this standard should be adopted. When the product leaves the factory, it should use the brand mark specified in this standard.
GB/T 18035-2000 history
2000GB/T 18035-2000 Precious metals and its alloys designation system
1976GB/T 340-1976 Non-ferrous metals and its alloys--Code of designation
0000年 GB 340-1964
GB/T 18035-2000 Precious metals and its alloys designation system has been changed from GB/T 340-1976 Non-ferrous metals and its alloys--Code of designation.