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Database: 189760 (18 Oct 2025)
JB/T 8873-2023 English PDF
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JB/T 8873-2023
: (Technical specifications for filled PTFE and PTFE blanks for mechanical seals)
Status: Valid
JB/T 8873: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
JB/T 8873-2023
English
349
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3 days [Need to translate]
(Technical specifications for filled PTFE and PTFE blanks for mechanical seals)
Valid
JB/T 8873-2023
JB/T 8873-2011
English
559
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3 days [Need to translate]
Specification of filling-PTFE and PTFE blank for mechanical seal
Obsolete
JB/T 8873-2011
JB/T 8873-1999
English
279
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3 days [Need to translate]
Teflon and teflon blank filler intended to be used in mechanical sealing. Technical specification
Obsolete
JB/T 8873-1999
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JB/T 8723
Basic data
Standard ID
JB/T 8873-2023 (JB/T8873-2023)
Description (Translated English)
(Technical specifications for filled PTFE and PTFE blanks for mechanical seals)
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
J22
Classification of International Standard
21.140
Word Count Estimation
15,180
Date of Issue
2023-12-29
Date of Implementation
2024-07-01
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the terms and definitions for filled polytetrafluoroethylene and polytetrafluoroethylene blanks, specifies the types and technical requirements, describes the corresponding test methods, and specifies inspection rules, packaging, transportation and storage. This standard applies to the manufacture of filled PTFE and PTFE blanks for mechanical seals such as various friction pairs, auxiliary sealing rings, covering parts, PTFE bellows, spring seats and bushings.