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  • FREEZING POINT: ASTM D5901 FREEZING POINT: ASTM D5901(Equivalent Test Method: IP 434)This is an automated optical method used for the temperature range 0 to -70° C. Results by this test method have a resolution of 0.1° C. A 25-mL portion of the fuel is placed in a test chamber, which is cooled while continuously being stirred ...
  • FREEZING POINT OF AVIATION FUELS (AUTOMATIC LASER METHOD): ASTM D7153 FREEZING POINT OF AVIATION FUELS (AUTOMATIC LASER METHOD): ASTM D7153(Equivalent Test Method: IP 5290)EXPLANATIONSee explanation in Test Method ASTM D7154.This test method covers the temperature range -80 to 20° C.TEST SUMMARYA specimen is cooled at a rate of 10 +/- 0.5° C/min while continuously being ...
  • FREEZING POINT OF AVIATION FUELS (AUTOMATIC FIBER OPTICAL METHOD): ASTM D7154 FREEZING POINT OF AVIATION FUELS (AUTOMATIC FIBER OPTICAL METHOD): ASTM D7154(Equivalent Test Method: IP 528)EXPLANATIONThe freezing point of an aviation fuel is an index of the lowest temperature of its utility for certain applications. Solid hydrocarbon crystals can restrict the flow of fuel in the ...
  • FREEZING POINT OF AVIATION FUELS: ASTM D2386 FREEZING POINT OF AVIATION FUELS: ASTM D2386(Equivalent Test Methods: IP 16, ISO 3013, DIN 51421, JIS K 2276, and AFNOR M07-048)GENERALThe freezing of an aviation fuel is an index of the lowest temperature of its utility for certain applications. Solid hydrocarbon crystals can restrict the flow of fuel ...
  • FOAMING TENDENCY HIGH TEMPERATURE FOAMING TENDENCY: ASTM D6082 FOAMING TENDENCY HIGH TEMPERATURE FOAMING TENDENCY: ASTM D6082EXPLANATIONThis test commonly known as the "Sequence IV" foam test is the high temperature version of Test Method ASTM D892. This was originally a Ford test, which has now been accepted by all OEMs in a slightly modified form. The test determines ...
  • FOAMING TENDENCY OF LUBRICATING OILS: ASTM D892 FOAMING TENDENCY OF LUBRICATING OILS: ASTM D892(Equivalent Test Methods: IP 146, ISO 6247, DIN 51566, and JIS K 2518)EXPLANATIONThe tendency of oils to foam can be a serious problem in systems such as high-speed gearing, high-volume pumping, and splash lubrication. Inadequate lubrication, cavitation, ...
  • FOAMING TENDENCY IN AQUEOUS MEDIA: ASTM D3519 AND ASTM D3601 FOAMING TENDENCY IN AQUEOUS MEDIA: ASTM D3519 AND ASTM D3601EXPLANATIONThe results from these tests are useful as guides in determining the tendency of a water-based metal working coolant to produce foam under low or high shear conditions. No correlation with changes in heat transfer, pumpability, or ...
  • MAXIMUM FLOCCULATION RATIO AND PEPTIZING POWER IN RESIDUAL AND HEAVY FUEL OILS: MAXIMUM FLOCCULATION RATIO AND PEPTIZING POWER IN RESIDUAL AND HEAVY FUEL OILS: ASTM D7060EXPLANATIONAsphaltenes are naturally occurring materials in crude petroleum and petroleum products containing residual material. The asphaltenes are usually present in colloidal suspensions, but they may agglomerate ...
  • FLASH POINT TAG CLOSED TESTER: ASTM D56 FLASH POINT TAG CLOSED TESTER: ASTM D56(Equivalent Test Methods: DIN 51411, JIS K 2580,and AFNOR M07-003)EXPLANATIONThis test method covers the determination of the flash point, by Tag closed tester, of liquids with a viscosity of <5.5 cSt at 104° F (40° C), or <9.5 cSt at 77° F (25° C) and ...
  • FLASH POINT SMALL SCALE CLOSED TESTER: ASTM D3828 FLASH POINT SMALL SCALE CLOSED TESTER: ASTM D3828(Equivalent Test Methods: IP 303 and ISO 3679)EXPLANATIONThese test methods cover procedures for the determination of the flash point by a small scale closed tester. The procedures may be used to determine the actual flash point temperature of a sample ...