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| Chinese National Standard Category: Building hardware |
| English Title: | Fire-proof door closer |
| Chinese Title: | 防火门闭门器 |
| Standard No.: | XF 93-2004 |
| Category No.: | Y71 |
| Issued by: | the Ministry of Emergency Management |
| Issued on: | 2004-03-18 |
| Implemented on: | 2004-10-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GA 93-2004 Fire - Proof door closer |
| Word Count: | 7000 words |
| Similar Standards: | GB/T 3287-2024 GB/T 44212-2024 GB/T 44180-2024 T/CECS 10369-2024 NB/T 34005-2020/XG1-2024 NB/T 34006-2020/XG1-2024 GB 28379-2022 GB/T 42065-2022 GB/T 26712-2021 NB/T 34005-2020 NB/T 34006-2020 GB/T 27710-2020/XG1-2021 GB/T 27710-2020 GB 16154-2018 GB/T 16155-2018 GB/T 35763-2017 QB 1334-1991 QB/T 1137-2016 QB/T 5003-2016 QB/T 2821-2015 |
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