Metaspec manufactures test specimens required by ASTM specification ASTM D4293, which covers phosphate ester based fluids for turbine lubricants and electro-hydraulic control fluids.
The following is a list of tests in Specification ASTM D4293 that require test specimens. Some of these tests may be customized for this specification. Click on the test method number for more information about specimens required for each test.
To learn more about this specification, click HERE.