JJF 1214-1990
Technical specifications for taper reference operation of cone gauges (English Version)
- Standard No.
- JJF 1214-1990
- Language
- Chinese, Available in English version
- Published By
- National Metrological Technical Specifications of the People's Republic of China
- Status
- 2009-03
- Replace By
- JJF 1214-2008
- Latest
- JJF 1214-2008
JJF 1214-1990 history
- 2008 JJF 1214-2008 Calibration Specification for Baseline and Basenet
- 1970 JJF 1214-1990 Technical specifications for taper reference operation of cone gauges
