ASTM C1817
Standard Test Method for The Determination of the Oxygen to Metal (O/M) Ratio in Sintered Mixed Oxide ((U, Pu)O2) Pellets by Gravimetry
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About This Item
ASTM C1817 is the ASTM standard for determining the oxygen-to-metal (O/M) ratio in sintered mixed oxide ((U, Pu)O2) pellets by gravimetry. It provides a technical basis for measuring a key compositional characteristic that can affect material behavior, consistency, and quality control. By focusing on a gravimetric test approach, this standard supports more reliable evaluation of pellet composition in settings where precise control of mixed oxide fuel materials matters.
Purpose of ASTM C1817
The purpose of ASTM C1817 is to define a standard test method for measuring the oxygen-to-metal ratio in sintered mixed oxide pellets made from uranium and plutonium oxides. In practical terms, it helps laboratories and technical teams use a consistent gravimetric approach to assess whether the material falls within the expected composition range. This is important because the O/M ratio is a fundamental parameter for mixed oxide pellet characterization, process monitoring, and product verification.
Common use cases of ASTM C1817
This standard is commonly used in analytical laboratories, fuel-materials production, and quality control workflows where sintered ((U, Pu)O2) pellets are evaluated. ASTM C1817 is particularly relevant when a gravimetric method is needed to support material characterization, batch comparison, or acceptance testing. It may also be referenced during manufacturing checks, research and development work, and technical review of mixed oxide pellet properties to help ensure measurements are performed consistently.
Why ASTM C1817 matters
ASTM C1817 matters because consistent measurement of the oxygen-to-metal ratio can help reduce uncertainty in testing and improve confidence in product evaluation. For organizations working with mixed oxide pellets, a recognized ASTM standard supports better alignment between suppliers, laboratories, and customers. It can also aid procurement and compliance decisions by providing a clear, repeatable method that helps improve comparability of results and supports quality control programs.
- Gravimetric determination of O/M ratio
- Mixed oxide ((U, Pu)O2) pellet testing
- Laboratory and quality control use
- Composition verification and comparison
- Technical reference for consistent measurements
- Publication Date: 2024-11-20
- Publisher: ASTM
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