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Database: 189759 (19 Oct 2025)
JB/T 7757.2-2006 English PDF
JB/T 7757.2: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
JB/T 7757.2-2006
English
479
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The rubber O-ring for mechanical seal
Obsolete
JB/T 7757.2-2006
JB/T 7757.2-1995
English
319
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(Mechanical seals with rubber O-rings)
Obsolete
JB/T 7757.2-1995
PDF similar to JB/T 7757.2-2006
Standard similar to JB/T 7757.2-2006
QC/T 1076
JB/T 8872
GB/T 6556
JB/T 7757
JB/T 7758.4
JB/T 7758.1
Basic data
Standard ID
JB/T 7757.2-2006 (JB/T7757.2-2006)
Description (Translated English)
The rubber O-ring for mechanical seal
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
J22
Classification of International Standard
21.140
Word Count Estimation
12,122
Date of Issue
2006-12-31
Date of Implementation
2007-07-01
Older Standard (superseded by this standard)
JB/T 7757.2-1995
Quoted Standard
GB/T 528; GB/T 531; GB/T 1682; GB/T 1690; GB/T 2828.1; GB 3452.1; GB 3452.2; GB/T 3512; GB/T 5720; GB/T 5721; GB/T 5723; GB/T 6031; GB/T 7759
Regulation (derived from)
?National Development & Reform Commission Announcement 2006 No.97
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the mechanical seal with a rubber O- ring size series, limits of deviation, technical requirements, test methods, inspection rules and packaging, transportation and storage requirements. This standard applies to mechanical seals with a rubber O- ring (hereinafter referred to as O -rings).