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| International Standard Category: Keys and keyways, splines |
GB/T 1097-2003 Square and rectangular keys
导向型 平键;
| Category No.: | 21.120.30 | Valid Status: | valid |
| Issued Organization: | AQSIQ | Issued Date: | 2003-4-29 |
| Implemented Date: | 2003-12-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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