ASTM C403 PDF

Time of Setting of Concrete Mixtures by Penetration Resistance. Standard Test Method for Time of Setting of Concrete Mixtures by Penetration Resistance. The resistance of the concrete mixture to penetration by standard. Extracted, with permission, from ASTM C / CM Standard Test Method for A copy of the standard may be purchased from ASTM International, phone.

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The electronic file may not be reproduced in any way.

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 asttm 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.

ASTM C Setting of Concrete Mix by Penetration Resistance | CTL Grp

Typically to a concrete contractor, initial time of set refers to the time at which a concrete surface c40 bear qstm weight of an individual with minimal indentation. Time of set is defined as the point in time at which penetration resistance reaches specified values.

However, when the setting time of concrete is desired, the test shall be performed on mortar sieved from the concrete 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. Link to Active This link will always route to the current Active version of the standard.

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Medias this blog was made to help people to easily download or read PDF files. This test method may also be used to determine compliance with specified time-of-setting requirements. In this test method, the times required for the mortar to reach specified values of resistance to penetration are used to define times of setting.

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Initial aztm final set times are important because they give atsm indication of when the concrete can be properly placed, consolidated and finished. There were no books found for the applied search filters. Penetration resistance Initial Time of Set psi Final Time of Set psi Typically to a concrete contractor, initial time of set refers to the time f403 which a concrete surface can bear the axtm of an individual with minimal indentation.

The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Historical Version s – view previous versions of standard.

Standards Subsctiption may be the perfect solution. Already Subscribed to this document. Slower times of set are beneficial in hot weather because the contractor has a longer time to deliver, place, and finish the concrete.

No items in cart. The resistance of the concrete mixture to penetration by standard. This standard is also available to be included in Standards Subscriptions. As the voice of the U. Why is Time of Set Significant? The percentage of slag cement used can also affect times of set.

Cementitious material chemistry Cementitious material fineness Cementitious material content Water to cementitious materials ratio Concrete and ambient temperatures Admixture types Fly ash and pozzolan properties How Does Slag Cement Affect Time of Set?

However, when the setting time of concrete is desired, the test shall be performed on mortar sieved from the concrete 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.

Add to Alert PDF. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Please first log in with a verified email before subscribing to alerts. Among other things, the initial and final time of set are influenced by: In addition the electronic files may not be downloaded or distributed elsewhere over computer networks or otherwise.

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The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other.

If the document is revised or amended, you will be notified by email. At temperatures less than 85 degrees Fahrenheit, concrete containing slag cement can have longer times of set, when compared with percent portland cement concrete. Subscription pricing is determined by: Enter your account email address to request a password reset: 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.

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The right to access the electronic files of ASTM Standards is for purposes of viewing for individual use only.

No further reproductions authorized. This test method may also be used to determine compliance with specified time-of-setting requirements. If times of set need to v403 c03, accelerators, heated materials or reduced slag cement content may be used Figure 2. Historical Version s — view previous versions of standard.

ASTM C – National Precast Concrete Association

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Register for a trial account. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. Combining values from the two systems may result in non-conformance with the standard. This standard is not included in any packages. Follow us on Twitter. If you like to setup a quick demo, let us know at support madcad. Your Alert Profile lists the documents that will be monitored.

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