QJ 486-1990
Test method for corrosion resistance of copper and copper alloy passivation film (English Version)
- Standard No.
- QJ 486-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 486-1990
- Replace
- QJ 486-1979
QJ 486-1990 history
- 1990 QJ 486-1990 Test method for corrosion resistance of copper and copper alloy passivation film
- 1970 QJ 486-1979 Test method for corrosion resistance of copper and copper alloy passivation film
