This part specifies the test methods and calculations for the sodium sulfate solution immersion loss rate of railway gravel ballast. This section is applicable to the test of the sodium sulfate solution immersion loss rate of railway gravel ballast, and also applies to the test of the sodium sulfate solution immersion loss rate of gravel ballast and graded gravel.
TB/T 2328.11-2008 history
2018TB/T 2140.2-2018 Railway gravel ballast Part 2: Test methods
1992TB/T 2328.11-1992 Test method for density of railway gravel and ballast
TB/T 2328.11-2008 Test method for railway ballast has been changed from TB/T 2328.10-1992 Test method for soaking loss rate of railway gravel and ballast in sodium sulfate solution.
TB/T 2328.11-2008 Test method for railway ballast was changed to TB/T 2140.2-2018 Railway gravel ballast Part 2: Test methods.