JJG 335-1991
Verification Regulation of Standard Vickers Microhardness Test Block (English Version)
- Standard No.
- JJG 335-1991
- Language
- Chinese, Available in English version
- Release Date
- 1991
- Published By
- National Metrological Verification Regulations of the People's Republic of China
- Status
- 2007-06
- Replace By
- JJG 148-2006
- Latest
- JJG 148-2006
JJG 335-1991 history
- 2006 JJG 148-2006 Verification Regulation of Vickers Hardness Reference Blocks
- 1991 JJG 335-1991 Verification Regulation of Standard Vickers Microhardness Test Block
JJG 335-1991 Verification Regulation of Standard Vickers Microhardness Test Block was changed to JJG 148-2006 Verification Regulation of Vickers Hardness Reference Blocks.
