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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 3142-2019 |
Standard test method for determination of load-carrying capacity of lubricants—Four-ball method 润滑剂承载能力的测定 四球法 |
China National Standards Lubricants Determination load |
 English PDF |
| GB/T 3142-1982 |
Lubricants--Determination of load-carrying capacity (four balls method) 润滑剂承载能力测定法 (四球法) |
China National Standards Lubricants Determination load |
English PDF |
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