HB 3-56-1990
Specifications for cylindrical helical compression and tension springs made of carbon alloy steel wire (English Version)
- Standard No.
- HB 3-56-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- Professional Standard - Aviation
- Status
- 2008-10
- Replace By
- HB 3-56-2008
- Latest
- HB 3-56-2008
HB 3-56-1990 history
- 2008 HB 3-56-2008 Specification of spring, column, spirality, twist, compress/stretch, made of carbon/alloy steel wire
- 1990 HB 3-56-1990 Specifications for cylindrical helical compression and tension springs made of carbon alloy steel wire
- 1983 HB 3-56-1983 Specifications for cylindrical helical compression and tension springs made of carbon alloy steel wire
