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| Chinese National Standard Category: Metallographic testing method |
| English Title: | Slag material—Measurement of melting temperature—High temperature metallographic method |
| Chinese Title: | 渣类材料 熔化温度的测定 高温金相法 |
| Standard No.: | GB/T 40404-2021 |
| Category No.: | H24 |
| Issued by: | SAMR; SAC |
| Issued on: | 2021-08-20 |
| Implemented on: | 2022-3-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 5500 words |
| Similar Standards: |
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