ASTM International - ASTM C490/C490M-09
Standard Practice for Use of Apparatus for the Determination of Length Change of Hardened Cement Paste, Mortar, and Concrete
| Organization: | ASTM International |
| Publication Date: | 1 December 2009 |
| Status: | inactive |
| Page Count: | 5 |
| ICS Code (Cement. Gypsum. Lime. Mortar): | 91.100.10 |
| ICS Code (Concrete and concrete products): | 91.100.30 |
significance And Use:
This practice is intended to provide standard requirements for apparatus common to many test methods used in connection with cement and concrete and standardized procedures for its use. The... View More
scope:
1.1 This practice covers the requirements for the apparatus and equipment used to prepare specimens for the determination of length change in hardened cement paste, mortar, and concrete, the apparatus and equipment used for the determination of these length changes, and the procedures for its use.
1.2 Methods for the preparation and curing of test specimens, conditions of testing and curing, and detailed procedures for calculating and reporting test results are contained in applicable test methods.
1.3 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard.
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