Metaspec manufactures test specimens required by Standard Practice ASTM D7155, which outlines several ways of evaluating the compatibility of mixtures of turbine lubricating oils.
The following is a list of tests in ASTM D7155 that require test specimens. Click on the test method number for more information about specimens required for each test.
ASTM D7155 §7.6.3 Oxidation stability (see ASTM D2272, D6514, D5846, or D4310)
ASTM D7155 §7.6.4 Rust Prevention (see ASTM D665)
ASTM D7155 §7.6.5 Copper Corrosion (see ASTM D130)
To learn more about this specification, click HERE.