JJG 2068-1990
Verification Scheme of Measuring Instruments for Metallic Superficial Rockwell Hardness (English Version)
- Standard No.
- JJG 2068-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- National Metrological Verification Regulations of the People's Republic of China
- Status
- 2016-09
- Replace By
- JJG 2067-2016
- Latest
- JJG 2067-2016
JJG 2068-1990 history
- 2016 JJG 2067-2016 Metal Rockwell Hardness Measuring Instrument Verification System Table
- 1990 JJG 2068-1990 Verification Scheme of Measuring Instruments for Metallic Superficial Rockwell Hardness
JJG 2068-1990 Verification Scheme of Measuring Instruments for Metallic Superficial Rockwell Hardness was changed to JJG 2067-2016 Metal Rockwell Hardness Measuring Instrument Verification System Table.
