HB 1956-1975
Typical combination of open punching dies with diagonal guide pillars, rectangular formwork base, round die core (English Version)
- Standard No.
- HB 1956-1975
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- 1994-06
- Replace By
- HB 6828.1-1993
- HB 6828.2-1993
- Latest
- HB 6828.1-1993
- HB 6828.2-1993
HB 1956-1975 history
- 1994 HB 6828.1-1993 Typical combination of cold stamping die Type A typical combination of spring pressure unloading
- 1970 HB 1956-1975 Typical combination of open punching dies with diagonal guide pillars, rectangular formwork base, round die core
