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PRECIPITATION NUMBER OF LUBRICATING OILS: ASTM D91
PRECIPITATION NUMBER OF LUBRICATING OILS: ASTM D91EXPLANATIONFully refined petroleum oils normally contain no naptha insoluble material. Semirefined or black oils frequently contain some naptha insoluble material, sometimes referred to as asphaltenes. This test measures the amount of naptha insoluble ...
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POUR POINT AUTO POUR POINT: ASTM D5985
POUR POINT AUTO POUR POINT: ASTM D5985EXPLANATIONThis test method covers the determination of pour point of petroleum products by an automatic instrument and continuously rotates the test specimen against a suspended detection device during cooling of the test specimen. This test method includes the ...
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POUR POINT OF PETROLEUM PRODUCTS BY ROBOTIC TILT METHOD: ASTM D6892
POUR POINT OF PETROLEUM PRODUCTS BY ROBOTIC TILT METHOD: ASTM D6892EXPLANATIONSee explanation in Test Method ASTM D6749 earlier. Test results from this method can be determined at either 1 or 3 ° C intervals. This test method yields a pour point in a format similar to Test Method ASTM D97, when the ...
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POUR POINT AUTO POUR POINT (AUTOMATIC TILT METHOD): ASTM D5950
POUR POINT AUTO POUR POINT (AUTOMATIC TILT METHOD): ASTM D5950EXPLANATIONThis test method covers the determination of pour point of petroleum products by an automatic instrument that tilts the test jar during cooling and detects movement of the surface of the test specimen with an optical device. This ...
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POUR POINT AUTO POUR POINT (PHASE TECHNOLOGY): ASTM D5949
POUR POINT AUTO POUR POINT (PHASE TECHNOLOGY): ASTM D5949EXPLANATIONThis test method covers the determination of pour point of petroleum products by an automatic instrument that applies a controlled burst of nitrogen gas onto the specimen surface while the specimen is being cooled and detects movement ...
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POUR POINT OF PETROLEUM PRODUCTS BY USING AUTOMATIC AIR PRESSURE METHOD: ASTM D6
POUR POINT OF PETROLEUM PRODUCTS BY USING AUTOMATIC AIR PRESSURE METHOD: ASTM D6749EXPLANATIONThe pour point of a petroleum product is an index of the lowest temperature of its utility for certain applications. Flow characteristics, like pour point, can be critical for the correct operation of lubricating ...
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POUR POINT: ASTM D97
POUR POINT: ASTM D97(Equivalent Test Methods: IP 15, ISO 3016, DIN 51597, JIS K 2269, and AFNOR T60-105)EXPLANATIONPour point of a petroleum oil is an index of the lowest temperature of its utility for certain applications. The cloud point (Test Method ASTM D2500) is usually higher than the pour point.TEST ...
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POUR POINT OF CRUDE OILS: ASTM D5853
POUR POINT OF CRUDE OILS: ASTM D5853EXPLANATIONThe pour point of a crude oil is an index of the lowest temperature of handleability for certain applications. The maximum and minimum pour point temperatures provide a temperature window where a crude oil, depending on its thermal history, might appear ...
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PISTON DEPOSITS BY TEOST MHT: ASTM D7097
PISTON DEPOSITS BY TEOST MHT: ASTM D7097EXPLANATIONThis test method is designed to predict the deposit-forming tendencies of engine oils in the piston ring belt and upper piston crown area. Correlation has been shown between the TEOST MHT procedure and the TU3MH Peugot engine test in deposit formation. ...
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PHOSPHORUS DETERMINATION IN LUBRICATING OILS: ASTM D4047
PHOSPHORUS DETERMINATION IN LUBRICATING OILS: ASTM D4047(Equivalent Test Methods: IP 149 and ISO 4265)TEST SUMMARYThis test method is applicable in the range 0.005 to 10.0 mass % of phosphorus in unused lubricating oils and additive concentrates. It should be applicable to filtered used oils also; but ...