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| International Standard Category: Insulating oils |
GB/T 9634-1988 Guide to the specification of limits for physical imperfections of parts made from magnetic oxides
磁性氧化物零件外形缺陷规范的指南 ;
| Category No.: | 29.040.10 | Valid Status: | abolished |
| Issued Organization: | Issued Date: | 1988-06-30 | |
| Implemented Date: | 1989-2-1 | Abolished Date: | 2003-05-01 |
| Superseded Standard.: | GB/T 9634.1-2002 Ferrite cores--Guide on the limits of surface irregularities--Part 1:General specificatoin |
Superseded Date: | 2003-5-1 |
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