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| Standard Insuued on: 1991-05 |
JJG 148-1991 Verification Regulation of Standard Vickers Hardness Test Block
标准维氏硬度块检定规程
| Category No.: | JJ | Valid Status: | superseded |
| Issued Organization: | AQSIQ | Issued Date: | 1991-05-10 |
| Implemented Date: | 1991-10-1 | Abolished Date: | |
| Superseded Standard.: | JJG 148-2006 Verification Regulation of Vickers Hardness Reference Blocks |
Superseded Date: | 2007-6-8 |
GB/T 12841-1991
GB 12935-1991
JJG 1026-1991
GB 3836.11-2008
GB 3836.12-2008
GB/T 12903-2008
TB/T 2328.18-1992
GB/T 13002-1991
GB/T 12939-1991
GB 4543-1991
GB 3107.2-1991
GB 4542-1991
GB/T 12912-1991
GB 4547-1991
GB 3107.4-1991
GB 3107.3-1991
GB/T 12909-1991
GB 3107.7-1991
GB/T 12936.2-1991
GB 3107.8-1991
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