ASTM D6079 Standard Test Method for Evaluating Lubricity of Diesel Fuels by the High-Frequency Reciprocating Rig (HFRR) -- eLearning Course

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Price: $174
About the Course

This course covers the test method for the evaluation of the lubricity of diesel fuels using a high-frequency reciprocating rig (HFRR).

The course takes approximately 1 hour to complete and includes instructional video content, interactive knowledge checks, and a self-grading quiz. Downloadable resources include a pdf of the standard.

Learning Outcomes

By the end of this course, you will be able to:

  • Identify the apparatus for evaluating lubricity of diesel fuels by the HRFF
  • Recall the procedures for sampling and sample containers
  • Describe the preparation of the test disks, test balls, and hardware
  • Identify the requirements for test apparatus inspection and verification
  • Describe the procedure for this test method
  • Explain the steps for measurement of the wear scar
  • Recall the calculation for the wear scar diameter
  • Identify the reporting requirements for this test method


Anyone who runs the D6079 test method or who needs an understanding of the test method and how it is properly run.

Certificate and CEUs

CEUs: .1 or 1 PDH

Certificate: A certificate is available upon successful completion of the course and an 80% or higher score on the exam.

ASTM Standards Referenced

ASTM D6079

Related Products

This training course is part of the following program:


All ASTM online courses are available for a 1-year subscription on ASTM's Learning Center for a Single User Only via username/password. Training cannot be shared. For multi-user access and pricing, contact sales here or call 1-877-909-ASTM.

Internet access is required.

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