astm d4048

SY7326 Lubricating grease copper corrosion tester The SY7326 copper corrosion tester for lubricating grease is suitable for measuring the corrosiveness of lubricating grease to copper. Immerse a prepared copper sheet entirely into the lubricating grease ......

I.Significance and Use This test method measures the tendency of lubricating grease to corrode copper under specific static conditions. It may be of some value in predicting possible chemical attack on lubricated parts, such as bearings that contain copper......