GB 491-1987
AbolishedCalcium base grease
钙基润滑脂
Application Summary AI generated
GB 491-1987 specifies the technical requirements, test methods, inspection rules, and packaging for calcium base grease, a lubricant made from calcium soap-thickened mineral oil. It is applied in industrial machinery, automotive chassis, and agricultural equipment operating under moderate temperatures and water-exposed conditions, where the grease provides water resistance and mechanical stability. This standard is used by manufacturers and quality inspectors to ensure consistent performance of calcium base grease in low-speed, high-load applications.
Related Standards
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GB/T 7631.17-2003
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GB/T 12579-2002
Determination of foaming characteristics of lubricating oils
GB/T 2433-2001
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GB/T 7631.16-1999
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Standard test method for measurement of extreme-pressure properties of lubricating fluids(four-ball method)
GB/T 7631.15-1998
Lubricants and related products(class L)--Classification--Part 15:Family N (Insulating liquids)
GB/T 7631.14-1998
Lubricants and related products(class L)--Classification--Part 14:Family U (Heat treatment)
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.