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| Chinese National Standard Category: Chemical fibre |
| English Title: | Polybutylene terephthalate drawn textured yarns |
| Chinese Title: | 聚对苯二甲酸丁二醇酯(PBT)弹力丝 |
| Standard No.: | FZ/T 54040-2021 |
| Category No.: | W52 |
| Issued by: | MIIT |
| Issued on: | 2021-08-21 |
| Implemented on: | 2022-2-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | FZ/T 54040-2011 Polybutylene terephthalate drawn textured yarns |
| Word Count: | 5500 words |
| Similar Standards: |
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