This standard specifies the requirements, test methods, inspection rules and markings, packaging, transportation, storage, quality certificates and order orders (or contracts) of precious metals and their alloy plates and strips. This standard applies to precious metals and their alloy plates and strips used in the electrical appliance and instrument industries.
YS/T 201-2018 history
2019YS/T 201-2018 Precious metals and their alloy plates and strips
2007YS/T 201-2007 Sheets and bands of precious metals and their alloys
1970YS/T 201-1994 Precious metals and their alloy plates and strips