HB 1934-1990
Lower die base of cast iron mold for diagonal pillars after cold-punching mould (English Version)
- Standard No.
- HB 1934-1990
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Latest
- HB 1934-1990
- Replace
- HB 1934-1975
HB 1934-1990 history
- 1970 HB 1934-1990 Lower die base of cast iron mold for diagonal pillars after cold-punching mould
- 1970 HB 1934-1975 Diagonal guide post rectangular lower formwork
