ASTM D8615

ASTM D8615 is the standard test method for measuring the freezing point of aviation fuels using an automatic coaxial optical fibers method. It is intended to support accurate fuel characterization by identifying the temperature at which a fuel begins to freeze, an important property for aviation safety and performance. For laboratories, suppliers, and quality teams, this standard helps bring consistency to testing and supports reliable evaluation of aviation fuel behavior under cold conditions.

ASTM D8615 standard overview

The ASTM D8615 standard provides a technical procedure for determining the freezing point of aviation fuels with an automated coaxial optical fibers approach. As a test method, it is focused on measurement practice rather than product specification, helping users apply a consistent laboratory process. The standard is relevant where freezing point data are needed to assess fuel suitability, compare batches, or verify conformance to internal and external requirements. ASTM D8615 supports repeatable results for controlled fuel testing.

Where is ASTM D8615 used?

This standard is commonly used in aviation fuel testing environments, including laboratories that evaluate fuel quality for production, storage, or distribution. It may also be applied by organizations involved in procurement, inspection, and acceptance testing for aviation fuels. Because the method addresses freezing point measurement, it is especially useful where low-temperature performance is a concern and where standardized test results are needed for technical review, documentation, or compliance-related decisions.

Practical importance of ASTM D8615

ASTM D8615 matters because freezing point is a key property for aviation fuel evaluation, particularly when fuel may encounter cold operating or handling conditions. Using a recognized test method helps reduce variation between laboratories and improves confidence in reported results. It also supports quality control, product comparison, and specification compliance when consistent freezing point data are needed. For organizations working with aviation fuels, the standard provides a clear basis for reliable testing and risk reduction.

• Freezing point measurement
• Automated optical fibers method
• Aviation fuel testing
• Quality control support
• Consistent laboratory results