ASTM D4404
Standard Test Method for Determination of Pore Volume and Pore Volume Distribution of Soil and Rock by Mercury Intrusion Porosimetry
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About This Item
ASTM D4404 is the ASTM standard for determining the pore volume and pore volume distribution of soil and rock by mercury intrusion porosimetry. It is used to characterize how pore spaces are measured and distributed within geologic materials, which can be important for engineering evaluation and material comparison. As a technical testing document, it supports consistent laboratory assessment when pore structure matters for performance, suitability, or quality control.
What is ASTM D4404?
ASTM D4404 provides a standardized test method for measuring pore volume and pore volume distribution in soil and rock using mercury intrusion porosimetry. The method is centered on how mercury enters pore spaces under controlled pressure, allowing users to evaluate pore structure in a repeatable way. This makes the standard useful when a project needs a consistent basis for comparing samples, documenting material behavior, or supporting technical decisions related to porous geologic materials.
Where is ASTM D4404 used?
This standard is commonly used in laboratories that test soil and rock samples for pore structure characteristics. It may be applied in geotechnical, geological, and materials testing workflows where understanding porosity is relevant to sample evaluation. ASTM D4404 is also useful in research or quality-focused settings that need a recognized method for comparing pore volume distribution across different specimens or conditions.
Why is ASTM D4404 important?
ASTM D4404 helps bring consistency to pore structure testing by defining a recognized method for mercury intrusion porosimetry. That consistency is valuable for compliance checks, procurement review, engineering assessment, and quality control. When results are generated using a standard method, they are generally easier to compare across laboratories, projects, and materials, reducing uncertainty in decisions that depend on pore volume or pore size distribution.
- Pore volume measurement for soil and rock
- Mercury intrusion porosimetry method
- Pore volume distribution assessment
- Laboratory comparison of geologic samples
- Support for technical evaluation and QC
- Publication Date: 2025-06-20
- Publisher: ASTM
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