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| International Standard Category: Mechanical testing of metals |
GB/T 4156-2020 Metallic materials—Sheet and strip—Erichsen cupping test
金属材料 薄板和薄带 埃里克森杯突试验;
| Category No.: | 77.040.10 | Valid Status: | valid |
| Issued Organization: | SAMR and SAMR | Issued Date: | 2020-03-31 |
| Implemented Date: | 2020-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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