QJ 3251-2005
Copper and copper alloys and steel vacuum diffusion welding technical requirements (English Version)
- Standard No.
- QJ 3251-2005
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 3251-2005
QJ 3251-2005 history
- 1970 QJ 3251-2005 Copper and copper alloys and steel vacuum diffusion welding technical requirements
