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Chinese National Standard Category: Sealing and sealing device |
English Title: | Reactively sintered silicon nitride seal ring for mechanical seal |
Chinese Title: | 机械密封用反应烧结氮化硅密封环 |
Standard No.: | JB/T 8724-2011 |
Category No.: | J22 |
Issued by: | MIIT |
Issued on: | 2011-5-18 |
Implemented on: | 2011-8-1 |
Status: | superseded |
Superseded by: | JB/T 8724-2023 Silicon nitride seal ring for mechanical seal |
Superseded on: | 2024-7-1 |
Abolished on: | 2024-07-01 |
Superseding: | JB/T 8724-1998 Reactively sintered silicon nitride seal ring for mechanical seal |
Word Count: | 6000 words |
Similar Standards: | JB/T 6618-1993 GB/T 29463-2023 GB/T 29035-2022 GB/T 41069-2021 GB/T 14211-2019 GB/T 33920-2017 GB/T 33509-2017 GB/T 5894-2015 JB/T 8559-2014 GB/T 29035-2012 GB/T 29463.3-2012 GB/T 29463.2-2012 GB/T 29463.1-2012 JB/T 5966-2012 JB/T 11289-2012 JB/T 6626-2011 JB/T 11242-2011 JB/T 6370-2011 JB/T 8724-2011 JB/T 1472-2011 |
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