GB/T 7631.7-1995Lubricants and related products (class L). Classification. Part 7: Family C (Gears) (English PDF)
润滑剂和有关产品（L类）的分类 第7部分:C组（齿轮）
GB/T 7631.7 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 7631.7-2025 | Lubricants, industrial oils and related products(class L) of classification - Part 7: Family C (gear systems) | Valid |
| GB/T 7631.7-1995 | Lubricants and related products (class L). Classification. Part 7: Family C (Gears) | Obsolete |
GB/T 7631.7-1995 is obsolete. It has been replaced by GB/T 7631.7-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
December 21, 1995
Implementation date
August 1, 1996
Scope
GB/T 7631.7-1995 is the English-translated version of 润滑剂和有关产品（L类）的分类 第7部分:C组（齿轮）.
GB/T 7631.7-1995 is the Chinese national standard "Lubricants and related products (class L). Classification. Part 7: Family C (Gears)". It was issued on December 21, 1995 by the State Bureau of Technical Supervision, and took effect on August 1, 1996. It is obsolete: it has been replaced by GB/T 7631.7-2025.
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Document preview — GB/T 7631.7-1995
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1995-12-21.
Date of implementation: 1996-08-01.
Status: obsolete, replaced by GB/T 7631.7-2025.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 19936.3-2025Gears - FZG test procedures - Part 3: FZG test method A/2.8/50 for relative scuffing load-carrying capacity and wear characteristics of semifluid gear greases
- GB/T 39332-2020General requirements for the anti-fatigue manufacturing of precision gears
- JB/T 13742-2019Hyperboloid mixers
- GB/T 7631.1-2008Lubricants, industrial oils and related products (class L) -- Classification -- Part 1: General
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Related Standards
GB/T 7631.8-1990 — Lubricants and related products (Class L). Classification. Part 8: Family X (Greases)
GB/T 7631.6-1989 — Lubricants and related products (class L). Classification. Part 6: Family R (temporary protection against corrosion)
GB/T 7631.9-2014 — Lubricants, industrial oils and related products (class L) - Classification - Part 9: Family D (Compressors)
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GB/T 7631.7-1995
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