QJ 476-1988
Copper and copper alloy passivation film technical conditions (English Version)
- Standard No.
- QJ 476-1988
- Language
- Chinese, Available in English version
- Release Date
- 1988
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 476-1988
- Replace
- QJ 476-1979
QJ 476-1988 history
- 1988 QJ 476-1988 Copper and copper alloy passivation film technical conditions
- 1970 QJ 476-1979 Copper and copper alloy passivation film technical conditions
