GB/T 392-1977
ActiveDetermination of colloid-stability of lubricating greases
润滑脂压力分油测定法
Application Summary AI generated
This standard specifies a method for determining the oil separation of lubricating greases under pressure, which indicates their colloid stability. It is applied in the petroleum industry for quality control and performance evaluation of greases used in bearings, gears, and other mechanical systems where oil retention is critical. The test helps ensure that the grease maintains its consistency and lubricating properties under operational loads.
Related Standards
GB/T 7631.2-2003
Lubricants，industrial oils and related products(class L)--Classification--Part 2: Family H(Hydraulic systems)
GB/T 7631.17-2003
Lubricants，industrial oils and related products(class L)--Classification--Part 17:Family E(Internal combustion engine oils)
GB/T 12579-2002
Determination of foaming characteristics of lubricating oils
GB/T 2433-2001
Petroleum products--Lubricatingoils and additives--Determination of sulphated ash
GB/T 7631.16-1999
Lubricants and related products(class L)--Classification--Part 16:Family P (Pneumatic tools)
GB/T 12583-1998
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)
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