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| International Standard Category: Abrasives |
JB/T 7989-2012 Superabrasive — Technical condition of synthetic diamond
超硬磨料 人造金刚石技术条件;
| Category No.: | 25.100.70 | Valid Status: | superseded |
| Issued Organization: | State Economic and Trade Commission | Issued Date: | 2012-5-24 |
| Implemented Date: | 2012-11-1 | Abolished Date: | |
| Superseded Standard.: | JB/T 7989-2023 Superabrasive - Technical specifications ofsynthetic diamond |
Superseded Date: | 2024-7-1 |
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