Home > Classroom

  • ASTM D1662 Standard Test Method for Active Sulfur in Cutting Oils ASTM D1662 Standard Test Method for Active Sulfur in Cutting Oils4. Summary of Test Method4.1 A portion of the sample is treated with copper powder at 149°C (300°F). The copper powder is filtered from the mixture. Active sulfur is expressed as the difference between the sulfur contents of the sample, ...
  • ASTM D1662 Standard Test Method for Active Sulfur in Cutting Oils ASTM D1662 Standard Test Method for Active Sulfur in Cutting Oils1. Scope1.1 This test method covers the determination of active sulfur in cutting oils. This test method applies to sulfur reactive with copper powder at a temperature of 150°C (300°F) in cutting fluids containing both natural and added ...
  • ASTM D1655 Standard Specification for Aviation Turbine Fuels ASTM D1655 Standard Specification for Aviation Turbine Fuels9. Report9.1 The type and number of reports to ensure conformance with the requirements of this specification shall be mutually agreed upon by the seller and the purchaser of the aviation turbine fuel.9.2 A suggested form for reporting inspection ...
  • ASTM D1655 Standard Specification for Aviation Turbine Fuels ASTM D1655 Standard Specification for Aviation Turbine Fuels6. Detailed Requirements6.1 The aviation turbine fuel shall conform to the requirements prescribed in Table 1.6.2 Test results shall not exceed the maximum or be less than the minimum values specified in Table 1. No allowance shall be made for ...
  • ASTM D1655 Standard Specification for Aviation Turbine Fuels ASTM D1655 Standard Specification for Aviation Turbine Fuels3. General3.1 This specification, unless otherwise provided, prescribes the required properties of aviation turbine fuel at the time and place of delivery.4. Classification4.1 Three types of aviation turbine fuels are provided, as follows:4.1.1 ...
  • ASTM D1655 Standard Specification for Aviation Turbine Fuels ASTM D1655 Standard Specification for Aviation Turbine Fuels1. Scope1.1 This specification covers the use of purchasing agencies in formulating specifications for purchases of aviation turbine fuel under contract.1.2 This specification defines specific types of aviation turbine fuel for civil use in ...
  • ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels11. Precision and Bias11.1 The precision of this test method as determined by the statistical examination of interlaboratory test results is as follows.11.1.1 Repeatability - The difference between successive results obtained by ...
  • ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels9. Procedure9.1 Introduce 20 mL of tetralin at room temperature into the clean dry sample holder. Place the wick tube into the top of the sample holder and screw tight. Run a small wooden applicator stick into the air vent hole in ...
  • ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels8. Preparation of Apparatus8.1 Cleaning the Lamp - Before each test, clean the top and inside of the wick guide (in the lamp body) with acetone (Warning - Extremely flammable. Vapors may cause flash fire. See A1.3.) using a small ...
  • ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels ASTM D1740 Test Method for Luminometer Numbers of Aviation Turbine Fuels6. Apparatus6.1 ASTM-CRC Luminometer, shown schematically in Fig. 1, consisting of three main parts:6.1.1 A small wick-type lamp in which the sample is burned,6.1.2 An optical filter and photocell circuit which indicates the intensity ...