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| International Standard Category: Mechanical testing of metals |
GB/T 242-2007 Metal materials – Tube – Drift-expending test
金属管 扩口试验方法;
| Category No.: | 77.040.10 | Valid Status: | valid |
| Issued Organization: | AQSIQ; MOHURD | Issued Date: | 2007-07-18 |
| Implemented Date: | 2008-2-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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