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Chinese National Standard Category: AGS system and equipment |
English Title: | Obturating Ring |
Chinese Title: | 封严圈 |
Standard No.: | HB 1845-1987 |
Category No.: | V56 |
Issued by: | |
Issued on: | 1987-11-23 |
Implemented on: | 1988-1-1 |
Status: | valid |
Superseded by: | |
Superseded on: | |
Abolished on: | |
Superseding: | HB 1845-1978 |
Word Count: | 500 words |
Similar Standards: | MH/T 1076.4-2024 MH/T 1076.1-2023 MH/T 6123.4-2023 MH/T 1076.2-2023 MH/T 6123.5-2023 MH/T 1076.3-2023 MH/T 6127-2022 MH/T 6049-2020 GB/T 31448-2015 GB/T 31450-2015 GB/T 31451-2015 GB/T 31452-2015 MH/T 6051-2009 MH/T 6050-2009 MH/T 6005-2009 MH/T 7003-2008 HB 7784-2005 MH/T 6035-2005 SJ 20921-2005 MH 7011-2003 |
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