HB 1937-1990
Upper die base of cast iron mold for cold-punching mould center pillars (English Version)
- Standard No.
- HB 1937-1990
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Latest
- HB 1937-1990
- Replace
- HB 1937-1975
HB 1937-1990 history
- 1970 HB 1937-1990 Upper die base of cast iron mold for cold-punching mould center pillars
- 1970 HB 1937-1975 Symmetrical guide column rectangular upper formwork
