Standard Active Last Updated: Oct 14, 2020 Track Document
ASTM C1437-20

Standard Test Method for Flow of Hydraulic Cement Mortar

Standard Test Method for Flow of Hydraulic Cement Mortar C1437-20 ASTM|C1437-20|en-US Standard Test Method for Flow of Hydraulic Cement Mortar Standard new BOS Vol. 04.01 Committee C01
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Significance and Use

4.1 This test method is intended to be used to determine the flow of hydraulic cement mortars, and of mortars containing cementitious materials other than hydraulic cements.

4.2 While flow is not usually included in hydraulic cement specifications, it is commonly used in standard tests that require the mortar to have a water content that provides a specified flow level.


1.1 This test method covers the determination of flow of hydraulic cement mortars.

1.2 The values stated in SI units are to be regarded as the standard. No other units of measurement are included in this standard. When combined standards are cited, the selection of the measurement systems is at the user’s discretion subject to the requirements of the referenced standard.

1.3 The text of this standard refers to notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of this standard.

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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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Book of Standards Volume: 04.01
Developed by Subcommittee: C01.22
Pages: 2
DOI: 10.1520/C1437-20
ICS Code: 91.100.10