IndustriesJewelry and Watches
The Japanese Standards Organization (JSA) has published standards intended for metals used in jewelry.
The standards are:
- “JIS H 1322:2017 Magnesium and magnesium alloys — Method for spark discharge atomic emission spectrometric analysis”
- “JIS H 2150:2017 Magnesium ingots”
- “JIS H 4000:2014/AMENDMENT 1:2017 Aluminium and aluminium alloy sheets, strips and plates (Amendment 1)”
All standards were published on March 21, 2017.