GB/T 8243.2-2003 Methods of test for full-flow lubricating oil filters for internal combustion engines--Part 2: Element by-pass valve characteristics (English Version)
This part of GB/T 8243 specifies the test for determining the characteristics of the bypass valve of the filter element of the full-flow oil filter of the internal combustion engine. The test specifies the use of two viscosities of oil to evaluate the performance of the filter bypass valve when using low temperature oil and normal operating temperature oil.
GB/T 8243.2-2003 history
2003GB/T 8243.2-2003 Methods of test for full-flow lubricating oil filters for internal combustion engines--Part 2: Element by-pass valve characteristics