ASTM C457/C457M-12

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Standard Test Method for Microscopical Determination of Parameters of the Air-Void System in Hardened Concrete
standard by ASTM International, 12/01/2012

Category:

1.1 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 (1).2 Two procedures are described:

1.1.1 Procedure A, the linear-traverse method (2, 3).

Product Details

Published:
12/01/2012
Number of Pages:
15
File Size:
1 file , 430 KB
Redline File Size:
2 files , 1.2 MB