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| International Standard Category: Copper and copper alloys |
GB/T 5231-2022 Designation and chemical composition of wrought copper and copper alloys
加工铜及铜合金牌号和化学成分 ;
| Category No.: | 77.120.30 | Valid Status: | valid |
| Issued Organization: | SAMR; SAC | Issued Date: | 2022-03-09 |
| Implemented Date: | 2022-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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