SAE J1787_201108
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Measurement of the Total Ash Content of Aviation Piston Engine Oils by a Calculation Method
06-10-2020
22-08-2011
1 Scope
2 References
3 Test Requirements
4 Report
5 Notes
Specifies an empirical method for determining the theoretical ash content of aviation piston engine lubricating oils by calculating the equivalent weight of metallic oxides formed at 775 degrees C based on the metallic elemental concentration.
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Standard
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SAE International
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Superseded
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This SAE Recommended Practice describes an empirical method for determining the theoretical ash content of aviation piston engine lubricating oils by calculating the equivalent weight of metallic oxides formed at 775 °C based on the metallic elemental concentration.The calculation method of ash determination may be used as an alternate to ASTM D 482 for application to the standards for aviation piston engine lubricating oils.
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