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  • ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon FuelsASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels by Bomb Calorimeter (Precision Method)8. Preparation of Apparatus8.1 Arrangement of Apparatus - Install the thermometers as recommended by the manufacturer ...
  • ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon FuelsASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels by Bomb Calorimeter (Precision Method)6. Apparatus6.1 Test Room, Bomb, Calorimeter, Jacket, Thermometers, and Accessories, as described in Annex A1.6.2 Semimicro ...
  • ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon FuelsASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels by Bomb Calorimeter (Precision Method)4. Summary of Test Method4.1 The heat of combustion is determined by burning a weighed sample in an oxygen-bomb calorimeter ...
  • ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels ASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon FuelsASTM D4809 Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels by Bomb Calorimeter (Precision Method)1. Scope1.1 This test method covers the determination of the heat of combustion of hydrocarbon fuels. It is designed ...
  • ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel9. Precision and Bias9.1 The precision of each required test method for the properties specified is included in the standard applicable to each method, with the exception of Driveability Index. In many cases, the precision applicable ...
  • ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel6. Workmanship6.1 The finished fuel shall be visually free of undissolved water, sediment, and suspended matter; it shall be clear and bright at the ambient temperature or 21°C (70°F), whichever is higher.6.2 Fuel to be used ...
  • ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel4. Ordering Information4.1 The purchasing agency shall:4.1.1 State the antiknock index as agreed upon with the seller,4.1.2 Indicate the season and locality in which the fuel is to be used,4.1.3 Indicate the lead level required ...
  • ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel ASTM D4814 Standard Specification for Automotive Spark-Ignition Engine Fuel1. Scope1.1 This specification covers the establishment of requirements of automotive fuels for ground vehicles equipped with spark-ignition engines.1.2 This specification describes various characteristics of automotive fuels ...
  • ASTM D4737 Test Method for Calculated Cetane Index by Four Variable Equation ASTM D4737 Test Method for Calculated Cetane Index by Four Variable Equation7. Report7.1 Report the result of Procedure A or Procedure B to one decimal place (XX.X) as:Cetane Index by D4737 (Procedure A or B) = _____________8. Precision and Bias8.1 The determination of Calculated Cetane Index by Four ...
  • ASTM D4737 Test Method for Calculated Cetane Index by Four Variable Equation ASTM D4737 Test Method for Calculated Cetane Index by Four Variable Equation5. Procedure5.1 Determine the density of the fuel at 15°C to the nearest 0.0001 g/mL, as described in Test Method D1298 or Test Method D4052.5.2 Determine the 10 %, 50 %, and 90 % recovery temperatures of the fuel, as described ...