ASTM B873
Standard Test Method for Measuring Volume of Apparent Density Cup Used in Test Methods B212, B329, and B417
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About This Item
ASTM B873 is the standard test method for measuring the volume of an apparent density cup used in Test Methods B212, B329, and B417. It provides a consistent way to verify the cup volume that supports powder density testing, helping improve measurement reliability and comparability. For organizations working with metal powders and related test workflows, this standard matters because cup volume directly affects the accuracy and repeatability of apparent density results.
Overview of ASTM B873
The official title of ASTM B873 makes its purpose clear: it focuses on measuring the volume of the apparent density cup used in established ASTM test methods. This places the standard in the quality control and calibration side of powder testing, where the test cup itself must be known accurately before apparent density results can be trusted. By defining a common measurement approach, the standard helps support more consistent testing across laboratories, equipment setups, and production environments.
Common use cases of ASTM B873
This standard is commonly used when laboratories, manufacturers, or test facilities need to verify the volume of an apparent density cup before running powder density tests. It is especially relevant in workflows tied to Test Methods B212, B329, and B417, where the cup is part of the measurement system. ASTM B873 is also useful for equipment checks, laboratory verification routines, and quality procedures involving metal powder characterization.
Benefits of using ASTM B873
Using ASTM B873 helps improve confidence in apparent density testing by supporting a consistent check of cup volume. That consistency can reduce variation between test results, strengthen compliance with related ASTM procedures, and support better product evaluation and procurement decisions. For quality control teams, the standard may also help limit measurement risk by ensuring that the test container used in powder testing is properly characterized and suitable for repeatable use.
- Cup volume verification
- Supports apparent density testing
- Aligned with B212, B329, and B417
- Useful for lab and QC checks
- Improves measurement consistency
- Publication Date: 2023-02-10
- Publisher: ASTM
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