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JB/T 8873-2023Technical specifications for filled PTFE and PTFE blanks for mechanical seals (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

December 29, 2023

Implementation date

July 1, 2024

Scope

JB/T 8873-2023 (Technical specifications for filled PTFE and PTFE blanks for mechanical seals) is available as an English-translated PDF.

JB/T 8873-2023 — 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.

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Document preview — JB/T 8873-2023

National Standard of the People's Republic of China

ICS: 21.140
Classification: J 22

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

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.

Document data

International classification (ICS): 21.140.

Chinese classification (CCS): J22.

Estimated length of the Chinese original: 15,149 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 10 pages — is available in the English PDF.

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