Standard Historical Last Updated: Dec 31, 2010 Track Document
ASTM C807-05

Standard Test Method for Time of Setting of Hydraulic Cement Mortar by Modified Vicat Needle

Standard Test Method for Time of Setting of Hydraulic Cement Mortar by Modified Vicat Needle C0807-05 ASTM|C0807-05|en-US Standard Test Method for Time of Setting of Hydraulic Cement Mortar by Modified Vicat Needle Standard new BOS Vol. 04.01 Committee C01
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Significance and Use

The purpose of this test method is to establish whether or not a cement complies with a specification limit on time of setting. It has been found to be particularly applicable for the determination of the setting time of expansive cements (see Specification C 845).

Scope

1.1 This test method covers the determination of the time of setting of hydraulic cement mortar by means of the modified Vicat needle.

1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses are for information only.

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. (Warning-Fresh hydraulic cementitious mixtures are caustic and may cause chemical burns to skin and tissue upon prolonged exposure. The use of gloves, protective clothing, and eye protection is recommended. Wash contact area with copious amounts of water after contact. Wash eyes for a minimum of 15 min. Avoid exposure of the body to clothing saturated with the liquid phase of the unhardened material. Remove contaminated clothing immediately after exposure.)

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

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Details
Book of Standards Volume: 04.01
Developed by Subcommittee: C01.30
Pages: 3
DOI: 10.1520/C0807-05
ICS Code: 91.100.10