ASTM B761
Standard Test Method for Particle Size Distribution of Metal Powders and Related Compounds by X-Ray Monitoring of Gravity Sedimentation
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About This Item
ASTM B761 is the ASTM standard for measuring particle size distribution of metal powders and related compounds by X-ray monitoring of gravity sedimentation. It provides a controlled test method for evaluating how particles settle in a liquid medium while their movement is tracked by X-ray monitoring, helping users obtain consistent size-distribution data. This matters for quality control, material comparison, and product evaluation when powder characteristics can affect downstream processing and performance.
ASTM B761 standard overview
The ASTM B761 standard focuses on a test method rather than a material specification. Its technical context is the measurement of particle size distribution in metal powders and related compounds using gravity sedimentation with X-ray monitoring. That approach is intended to support repeatable laboratory assessment of particulate materials where size distribution is an important parameter. In practice, ASTM B761 helps define a common framework for testing, reporting, and comparing results across different materials and production lots.
Where is ASTM B761 used?
This standard is commonly used in laboratories and technical environments that evaluate metal powders and similar compounds. It may be applied during incoming material inspection, research and development, and process qualification when particle size distribution needs to be understood or verified. ASTM B761 is also relevant where sedimentation-based analysis and X-ray monitoring are part of the measurement workflow, giving users a recognized method for handling powder characterization in a controlled setting.
Practical importance of ASTM B761
ASTM B761 is important because particle size distribution can influence powder behavior, test outcomes, and product consistency. Using a recognized ASTM standard supports more reliable comparisons between suppliers, batches, and laboratory results. It can also reduce ambiguity in procurement and quality control by giving teams a shared method for evaluating metal powders and related compounds. For organizations that depend on consistent particulate materials, the standard supports better technical communication and lower risk of measurement disputes.
- Particle size distribution measurement
- Gravity sedimentation method
- X-ray monitoring technique
- Metal powders and related compounds
- Quality control and material comparison
- Publication Date: 2021-10-13
- Publisher: ASTM
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