HB/Z 18-1976
Positive Conductivity Specifications for Cylindrical Helical Springs (English Version)
- Standard No.
- HB/Z 18-1976
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- Replace By
- HB/Z 18-1983
- Latest
- HB/Z 18-1990
HB/Z 18-1976 history
- 1970 HB/Z 18-1990 Design and manufacture of cylindrical spiral compressed, extension springs made of carbon alloy steel wire
- 1970 HB/Z 18-1983 Instructional Technical Documents for the Design and Manufacture of Carbon and Alloy Steel Wire Cylindrical Helical Compression and Tension Springs
- 1970 HB/Z 18-1976 Positive Conductivity Specifications for Cylindrical Helical Springs
