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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Enter your account email address to request a password reset: No further reproductions authorized. However, replacement rates of less than 30 percent generally will not affect times of set significantly.

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Follow us on Twitter. When water comes into contact with hydraulic cement, a chemical reaction called hydration occurs. There were no books found for the applied search filters. Content only available by subscription.

Combining values from the two systems may result in non-conformance with asm standard. Slower times of set are beneficial in hot weather because the contractor has a longer time to deliver, place, and finish the concrete. Link to Active This link will always route to the current Active version of the standard.

Add to Alert PDF. Time of set is defined as the point in time at which penetration resistance reaches specified values.

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Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the c4003.

The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Please first log in with a verified email before subscribing to alerts. The percentage of slag cement used can also affect times of set. Historical Version s — view previous versions of standard. Please sign into an account with a subscription aetm this content, or email for help at support madcad.

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No items in cart. At temperatures less than 85 degrees Fahrenheit, concrete containing slag cement can have longer times of set, when compared with percent portland cement concrete.

Why is Time of Set Significant? Link to Active This link will always route to the current Active version of the standard. You may delete a document from your Alert Profile at any time. Among other things, the initial and final time of set are influenced by: 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.

You currently cannot view this content. Enter your personal 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.

We have no amendments or corrections for this standard. Combining values from the two systems may result in non-conformance with the standard.

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Standards Subsctiption may be the perfect solution. 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?

This reaction combines water with cement forming chemical compounds, increasing the strength of the material and changing it from a plastic, moldable material to a solid capable of withstanding substantial loads.

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ASTM C identifies initial and final time of set x403 Historical Version s – view previous versions of standard. 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.

You can download and open this aastm to your own computer but DRM prevents opening this file on another computer, including a networked server.

Proceed to Checkout Continue Shopping. This standard is also available to be included in Standards Subscriptions. If the document is revised or amended, you will be notified by email. The electronic file may not be reproduced in any way. 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.

As the voice of the U. In addition the electronic files may not be downloaded or distributed elsewhere over computer networks or otherwise. 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.

The resistance of the concrete mixture to penetration by standard. Remember me for one month.