Time of Setting of Concrete Mixtures by Penetration Resistance. ASTM Cpdf – Download as PDF File .pdf), Text File .txt) or read online. This standard is issued under the fixed designation C/CM; the number 1 This test method is under the jurisdiction of ASTM Committee C09 on.
|Published (Last):||27 January 2008|
|PDF File Size:||7.80 Mb|
|ePub File Size:||4.75 Mb|
|Price:||Free* [*Free Regsitration Required]|
ASTM C Standard
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. Referenced Astm c403 purchase separately The documents listed below are referenced within the astm c403 standard but are not provided asgm part of the standard.
The set time of shotcrete can be determined using best fitted function using astm c403 set time criteria of 3.
Link to Active This link will always route to the current Active version of the standard. It was found that the astm c403 resistance test can be used to evaluate compatibility issues between the cement and the shotcrete accelerator. According to the experimental results, calcium aluminate type accelerators worked most effectively d403 controlling set and astm c403 of shotcrete mortar.
However, there is no standard test procedure available to determine the set and stiffening process of shotcrete.
The values stated in each system may not be exact equivalents; therefore, each system shall astm c403 used independently of the other.
X Add email address send. Combining values from the two systems may result in non-conformance with the standard.
Set time of shotcrete is mainly astm c403 by the use of a highly reactive set accelerator. This test method astm c403 also be used to determine compliance astm c403 specified time-of-setting requirements. Various types of shotcrete accelerators and three different sources of portland cement have been used to investigate the set and stiffening process of shotcrete mortar. However, when the setting time of concrete is desired, the test shall be performed on mortar sieved from the astm c403 mixture and not on a prepared mortar intended to simulate the mortar fraction of the concrete; it has been shown that the initial and final setting times may be increased when using the prepared mortar.
astm c403 In awtm test method, the times required for the mortar to reach specified values of resistance to penetration are used to define times of setting. Stay on Page Continue to Compass.
The control of set time is astm c403 important for providing successful application of shotcrete in the construction site, because it determines astm c403 parameters such as capability to increase layer thickness and loss atsm the material caused by rebound of shotcrete.
Email Citation export citation print citation. Historical Version s – view previous versions of standard.