Withdrawn | Published: 01/05/2008

ASTM C457-08a Withdrawn

Standard Test Method for Microscopical Determination of Parameters of the Air-Void System in Hardened Concrete (Includes all amendments And changes 12/31/2010).

Available languages: English

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Detail information

Designation: ASTM C457-08a

Publication date: 01/05/2008

Pages: 14

Note: Withdrawn

Country: American technical standard

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Keywords:
air content, air void parameters of hardened concrete, area-prepared surface required, average chord-length of voids, determination of air-void parameters, entrained void, entrapped void, grits for lapping hardened concrete, index point, lapping, length of traverse required, linear-traverse method, microscopical, number of points required, paste-air ratio, paste-air ratio modification, paste content, point-count method (modified), sample preparation for microscopical analysis, spacing factor

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