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Chinese National Standard Category: Sealing and sealing device

English Title: The rubber O - ring for mechanical seal
Chinese Title: 机械密封用O形橡胶圈
Standard No.: JB/T 7757.2-2006
Category No.: J22
Issued by: NDRC
Issued on: 2006-12-31
Implemented on: 2007-7-1
Status: superseded
Superseded by:JB/T 7757-2020
Superseded on:2021-4-1
Abolished on:
Superseding:
Word Count:5000 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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