ASTM D2272-11

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Designation: D2272 − 11
StandardTest Method for
Oxidation Stability of Steam Turbine Oils by Rotating
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Pressure Vessel
This standard is issued under the fixed designation D2272; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* 2. Referenced Documents
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2.1 ASTM Standards:
1.1 This test method utilizes an oxygen-pressured vessel to
B1 Specification for Hard-Drawn Copper Wire
evaluate the oxidation stability of new and in-service turbine
D943 Test Method for Oxidation Characteristics of Inhibited
oils having the same composition (base stock and additives) in
Mineral Oils
the presence of water and a copper catalyst coil at 150°C.
D1193 Specification for Reagent Water
1.2 Appendix X1 describes a new optional turbine oil
D4057 Practice for Manual Sampling of Petroleum and
(unused) sample nitrogen purge pretreatment procedure for
Petroleum Products
determining the percent residual ratio of RPVOT value for the
D4742 Test Method for Oxidation Stability of Gasoline
pretreated sample divided by RPVOT value of the new
Automotive Engine Oils by Thin-Film Oxygen Uptake
(untreated) oil, sometimes referred to as a “% RPVOT Reten-
(TFOUT)
tion.”This nitrogen purge pretreatment approach was designed
D6299 Practice for Applying Statistical Quality Assurance
to detect volatile antioxidant inhibitors that are not desirable
and Control Charting Techniques to Evaluate Analytical
for use in high temperature gas turbines.
Measurement System Performance
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2.2 Energy Institute Standard:
1.3 The values stated in SI units are to be regarded as
IP 229 Determination of the relative oxidation stability by
standard. No other units of measurement are included in this
rotating bomb of mineral turbine oil
standard.
1.3.1 Exception—Other units are provided in parentheses
3. Summary of Test Method
(psi, grams, and inches), because they are either the industry
3.1 The test oil, water, and copper catalyst coil, contained in
acceptedstandardortheapparatusisbuiltaccordingthefigures
a covered glass container, are placed in a vessel equipped with
in this standard, or both.
a pressure gauge.The vessel is charged with oxygen to a gauge
1.4 This standard does not purport to address all of the pressure of 620 kPa (90 psi, 6.2 bar) (see Eq 1), placed in a
constant-temperatureoilbathsetat150°Cordryblocktakento
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appro- 150°C (Fig. 1 and Fig. 2), and rotated axially at 100 rpm at an
angle of 30° from the horizontal.
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use. For specific
3.2 The number of minutes required to reach a specific drop
warning statements, see 6.2, 6.4, 6.5, 6.6, and 6.10.
in gauge pressure is the oxidation stability of the test sample.
100 kPa 5 1.00 bar 5 14.5 psi (1)
4. Significance and Use
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This test method is under the jurisdiction of ASTM Committee D02 on
Petroleum Products and Lubricants and is the direct responsibility of Subcommittee
4.1 The estimate of oxidation stability is useful in control-
D02.09.0C on Oxidation of Turbine Oils.
ling the continuity of this property for batch acceptance of
Current edition approved May 1, 2011. Published May 2011. Originally
approved in 1964. Last previous edition approved in 2009 as D2272–09. DOI:
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10.1520/D2272-11. For referenced ASTM standards, visit the ASTM website, www.astm.org, or
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von Fuchs, G. H., Claridge, E. L., and Zuidema, H. H., “The Rotary Bomb contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Oxidation Test for Inhibited Turbine Oils,” Materials Research and Standards, Standards volume information, refer to the standard’s Document Summary page on
MTRSA (formerly ASTM Bulletin), No. 186, December 1952, pp. 43-46; von the ASTM website.
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Fuchs, G. H., “Rotary Bomb OxidationTest,” Lubrication Engineering,Vol 16, No. Available from Energy Institute, 61 New Cavendish St., London, WIG 7AR,
1, January 1960, pp. 22-31. U.K., http://www.energyinst.org.uk.
*A Summary of Changes section appears at the end of this standard
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D2272 − 11
FIG. 1 Schematic Drawing of the Rotary Vessel Test Apparatus
FIG. 2 RPVOT Metal Block Bath Instrument
production lots having the same operation. It is not intended Down Spring, Catalyst-Coil, Pr
...