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International Standard Category: Abrasives |
Category No.: | 25.100.70 | Valid Status: | superseded |
Issued Organization: | AQSIQ | Issued Date: | 2003-10-8 |
Implemented Date: | 2004-4-1 | Abolished Date: | |
Superseded Standard.: | GB/T 6408-2018 Superabrasive—Cubic boron nitride |
Superseded Date: | 2019-2-1 |
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