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ASTM C 457/C457M : 2016

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ASTM C 457/C457M : 2016

TEST METHOD FOR MICROSCOPICAL DETERMINATION OF PARAMETERS OF THE AIR-VOID SYSTEM IN HARDENED CONCRETE

American Society for Testing and Materials

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Abstract

This test method describes procedures for microscopical determinations of the air content of hardened concrete and of the specific surface, void frequency, spacing factor, and paste-air ratio of the air-void system in hardened concrete.

General Product Information

Document Type Standard
Status Current
Publisher American Society for Testing and Materials
Committee C 09
Supersedes
  • ASTM C 457/C457M : 2012