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- ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubri ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubricants by FT-IR Using Peak Area Increase Calculation12. Procedure12.1 Acquire a single beam background spectrum. This background spectrum may be used in the conversion of all subsequent spectra for at least one day.12.2 With ...
- ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubri ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubricants by FT-IR Using Peak Area Increase Calculation9. Calibration and Standardization9.1 Calculation of the Cell Pathlength - Use a cell with a known pathlength ofapproximately 0.025 to 0.1 mm. Calibrate the infrared cell ...
- ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubri ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubricants by FT-IR Using Peak Area Increase Calculation7. Apparatus7.1 FT-IR Spectrophotometer, suitable for recording measurements between 1650 cm(-1) and 1820 cm(-1) and with a resolution of 4 cm(-1).7.2 Transmission Cell, ...
- ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubri ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubricants by FT-IR Using Peak Area Increase Calculation4. Summary of Test Method4.1 FT-IR spectra of the fresh oil and of the used oil are recorded in a transmission cell of known pathlength. Both spectra are converted to absorbance ...
- ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubri ASTM D7214 Standard Test Method for Determination of the Oxidation of Used Lubricants by FT-IR Using Peak Area Increase Calculation1. Scope1.1 This test method covers the determination of the oxidation of used lubricants by FT-IR (Fourier Transform Infrared Spectroscopy). It measures the concentration ...
- ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibil ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibility with Typical Seal Elastomers11. Report11.1 Use the standardized report form set and data dictionary for reporting the test oil results.NOTE 7 - Either download the actual report forms and data dictionary from the TMC ...
- ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibil ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibility with Typical Seal Elastomers8. Procedure8.1 General Background - Conduct the immersion tests for any non-reference oil(s) on the basis of a test series operation. A test series is a complete evaluation program, using ...
- ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibil ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibility with Typical Seal Elastomers6. Apparatus6.1 The testing equipment as specified in Test Methods D412, D471, D2240, and D5662 is required for the use of this test method.6.2 Balance - Use any commercially available balance ...
- ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibil ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibility with Typical Seal Elastomers4. Summary of Test Method4.1 Measurements of initial volume, hardness (Durometer A) and tensile properties (ultimate elongation and tensile strength) are made on specimens of specified dimensions ...
- ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibil ASTM D7216 Standard Test Method for Determining Automotive Engine Oil Compatibility with Typical Seal Elastomers1. Scope1.1 This test method covers quantitative procedures for the evaluation of the compatibility of automotive engine oils with five reference elastomers typical of those used in the sealing ...