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1.1 These test methods cover procedures for sampling and testing fly ash and raw or calcined pozzolans for use in portland-cement concrete.

1.2 The procedures appear in the following order:

Sections
Sampling7
CHEMICAL ANALYSIS
Reagents and apparatus10
Moisture content11 and 12
Loss on ignition13 and 14
Silicon dioxide, aluminum oxide, iron oxide, calcium oxide, magnesium oxide, sulfur trioxide, sodium oxide and potassium oxide15
Available alkali16 and 17
PHYSICAL TESTS
Density18
Fineness19
Increase of drying shrinkage of mortar bars20 to 22
Soundness23
Air-entrainment of mortar24 and 25
Strength activity index with portland cement26 to 29
Water requirement30
Effectiveness of Fly Ash or Natural Pozzolan in Controlling Alkali-Silica Reactions31
Effectiveness of Fly Ash or Natural Pozzolan in Contributing to Sulfate Resistance33

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are provided for information purposes only.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

1.5 The text of this standard references notes and footnotes that provide explanatory information. These notes and footnotes (excluding those in tables) shall not be considered as requirements of this standard.

Product Details

Published:
07/01/2004
Number of Pages:
9
File Size:
1 file , 100 KB