QJ 2255-1992
Heat Treatment of Beryllium Bronze (English Version)
- Standard No.
- QJ 2255-1992
- Language
- Chinese, Available in English version
- Release Date
- 1992
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 2255-1992
- Replace
- QJ/Z 126-1984
QJ 2255-1992 history
- 1992 QJ 2255-1992 Heat Treatment of Beryllium Bronze
- 1970 QJ/Z 126-1984
QJ 2255-1992 Heat Treatment of Beryllium Bronze has been changed from QJ/Z 126-1984 .
