GB 440-1977
Active
GB/T 7631.7-2025
Active
National standards
GB/T 7631.7-2025 Lubricants,industrial oils and related products(class L) of classification—Part 7:Family C(gear systems)
GB/T 7631.7-2025 Lubricants,industrial oils and related products(class L) of classification—Part 7:Family C(gear systems)
Basic Information
Standard Code:
GB/T 7631.7-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Petroleum products
ICS Name:
Lubricants, industrial oils, and related products
Publish Date:
2025-10-05
Implement Date:
2026-05-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国石油产品和润滑剂标准化技术委员会(SAC/TC 280)
Pages:
12 pages
Scope
本文件规定了L类（润滑剂、工业用油和有关产品）中C组（齿轮）产品的详细分类。使用本文件时需要与GB/T 7631.1联系起来理解。
本文件适用于工业齿轮润滑剂的分类，不包括车辆齿轮润滑剂的分类。
Development Information
Drafting Units:
中石化石油化工科学研究院有限公司、中国石化润滑油有限公司、中国石油天然气股份有限公司润滑油分公司
Drafting Persons:
韩红苓、杨鹤、石啸、周康、华秀菱、刘倩
Replace the following standards
Referenced Standards
Adopt standards
ISO 6743-6:2018
Related Standards
GB/T 3142-1982
Replaced
GB/T 3142-1982 Lubricants—Determination of load-carrying capacity (four balls method)
GB/T 3498-1983
Replaced
GB/T 3498-1983 Lubricating greases—Determination of dropping point (wide temperature range)
GB/T 4929-1985
Active
GB/T 4929-1985 Lubricating grease—Determination of dropping point
GB/T 5018-1985
Replaced
GB/T 5018-1985 Standard test method for corrosion preventive properties of lubricating greases
GB/T 6144-1985
Replaced