ASTM Standard C231/C231M-22 Standard test method for air content of freshly mixed concrete by the pressure method
Publication Year
2022
Document Status
Withdrawn
Abstract
Test method covering determination of the air content of freshly mixed concrete from observation of the change in volume of concrete with a change in pressure.
Document History
Superseded by ASTM C231/C231M-24. Supersedes ASTM C231/C231M-17a.
Publisher Information
American Society for Testing and Materials
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