HB 1974-1975
Typical combination of compound punching dies with diagonal guide pillars, rectangular formwork base, circular formwork core (English Version)
- Standard No.
- HB 1974-1975
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- 1994-06
- Replace By
- HB 6828.4-1993
- HB 6828.5-1993
- HB 6828.6-1993
- HB 6828.7-1993
- Latest
- HB 6828.4-1993
- HB 6828.5-1993
- HB 6828.6-1993
- HB 6828.7-1993
HB 1974-1975 history
- 1994 HB 6828.4-1993 Typical combination of cold stamping die Typical combination of composite A-type thick die
- 1970 HB 1974-1975 Typical combination of compound punching dies with diagonal guide pillars, rectangular formwork base, circular formwork core
