HB 457-1971
Specifications for general parts and machine tool fixture parts (English Version)
- Standard No.
- HB 457-1971
- Language
- Chinese, Available in English version
- Release Date
- 1973
- Published By
- Professional Standard - Aviation
- Status
- 1987-09
- Replace By
- HB 457-1987
- Latest
- HB 457-1987
HB 457-1971 history
- 1987 HB 457-1987 Technical conditions for general parts and machine tool clamp components
- 1973 HB 457-1971 Specifications for general parts and machine tool fixture parts
