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OXIDATION STABILITY OF GEAR OILS: D5763
OXIDATION STABILITY OF GEAR OILS: D5763EXPLANATIONDegradation of gear oils by oxidation or thermal breakdown, or both, can result in sludge buildup and render the oil unsuitable for further use as a lubricant. This test method covers the determination of the oxidation characteristics of extreme pressure ...
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OXIDATION STABILITY OF GASOLINE: D525
OXIDATION STABILITY OF GASOLINE: D525(Equivalent Test Methods: IP 40, ISO 7536, DIN 51780, and AFNOR M07-012)EXPLANATIONThe induction period may be used as an indication of the tendency of motor gasoline to form gum in storage. However, its correlation with the formation of gum in storage may vary markedly ...
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OXIDATION STABILITY OF EXTREME PRESSURE LUBRICATING OILS: D2893
OXIDATION STABILITY OF EXTREME PRESSURE LUBRICATING OILS: D2893EXPLANATIONThis test method has been widely used to measure the oxidation stability of extreme pressure lubricating fluids, gear oils, and mineral oils. The changes in the lubricant resulting from this test method are not always associated ...
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OXIDATION STABILITY OF OILS BY THIN FILM OXYGEN UPTAKE (TFOUT): D4742
OXIDATION STABILITY OF OILS BY THIN FILM OXYGEN UPTAKE (TFOUT): D4742EXPLANATIONThis test method is used to evaluate oxidation stability of lubricating base oils with additives in the presence of chemistries similar to those found in gasoline engine service. Test results for some ASTM reference oils ...
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OXIDATION STABILITY OF DISTILLATE FUELS: D2274
OXIDATION STABILITY OF DISTILLATE FUELS: D2274(Equivalent Test Methods: IP 388 and ISO 12205)EXPLANATIONThis test method provides a basis for the estimation of the storage stability of middle distillate fuels with an IBP above 175° C and a 90 % recovery point below 370° C such as No. 2 fuel oil. It ...
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OXIDATION STABILITY OF AVIATION FUELS: D873
OXIDATION STABILITY OF AVIATION FUELS: D873(Equivalent Test Methods: IP 138 and AFNOR M07-013)EXPLANATIONThis test method covers the determination of the tendency of the aviation reciprocating, turbine, and jet engine fuels to form gum and deposits under accelerated aging conditions. The tendency of ...
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OXIDATION OF USED LUBRICANTS BY FT-IR USING PEAK AREA INCREASE CALCULATION: D721
OXIDATION OF USED LUBRICANTS BY FT-IR USING PEAK AREA INCREASE CALCULATION: D7214EXPLANATIONThe peak area increase (PAI) is representative of the quantity of all the compounds containing a carbonyl function that have formed by the oxidation of the lubricant (aldehydes, ketones, carboxylic acids, esters, ...
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OXIDATION INDUCTION TIME OF LUBE OILS BY PRESSURE DIFFERENTIAL SCANNING CALORIME
OXIDATION INDUCTION TIME OF LUBE OILS BY PRESSURE DIFFERENTIAL SCANNING CALORIMETRY (PDSC): D6186EXPLANATIONOxidation induction time as determined under the conditions of this test method, may be used as an indication of oxidation stability. This test method covers the determination of oxidation induction ...
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OXIDATION INDUCTION TIME OF GREASES: D5483
OXIDATION INDUCTION TIME OF GREASES: D5483EXPLANATIONOxidation induction time can be used as an indication of oxidation stability. No correlation has been determined between the results of this test and service performance. This test method covers lubricating greases subjected to oxygen at 3.5 MPa (500 ...
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OLEFINS IN GASOLINES BY SUPERCRITICAL FLUID CHROMATOGRAPHY: D6550
OLEFINS IN GASOLINES BY SUPERCRITICAL FLUID CHROMATOGRAPHY: D6550EXPLANATIONGasoline-range olefinic hydrocarbons contribute to photochemical reactions in the atmosphere, which result in the formation of photochemical smog in susceptible urban areas. The California Air Resources Board (CARB) has specified ...
