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| International Standard Category: Mechanical testing of metals |
GB/T 13321-1991 The method of hardness testing on iron and steel with file
钢铁硬度 锉刀检验方法 ;
| Category No.: | 77.040.10 | Valid Status: | abolished |
| Issued Organization: | SBTS | Issued Date: | 1991-01-02 |
| Implemented Date: | 1992-10-1 | Abolished Date: | 2005-10-14 |
| Superseded Standard.: | Superseded Date: |
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