ASTM C173 PDF

May 26, 2020   |   by admin

Study Flashcards On ASTM C/CM Air Content of Freshly Mixed Concrete by the Volumetric Method at Quickly memorize the terms, phrases. Revised: January 17, C. Roberts. Procedure Checklist. ASTM C Air Content of Freshly Mixed Concrete by the Volumetric Method. P. F. N/A. Item. 1. ASTM C/CM: Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method.

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Already Subscribed to this document. It measures the air contained in the mortar fraction of the concrete, but is not affected by air that may be present inside porous aggregate particles. Combining values from the two systems may result in non-conformance with the standard.

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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. This standard is also available to be included in Standards Subscriptions. Combining values from the two systems may result in non-conformance with the 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.

How is the air content of freshly mixed concrete determined?

If the document is revised or amended, you will be notified by email. Please first log in with a verified email before subscribing to alerts. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Addition of alcohol to dispel foam any time after the initial filling of the meter to the zero mark is not permitted.

Warning— Fresh hydraulic cementitious mixtures are caustic and may cause v173 burns to skin and tissue upon prolonged exposure.

ASTM C173 – Concrete Air Meter Test, Volumetric Method

The inch-pound units are shown in brackets. This standard is not included in any packages. You may delete a document from your Alert Profile at any time. Link to Active This link will always route to the current Active version of the standard.

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Add to Alert PDF. We have no amendments or corrections for this standard. Please first verify your email before subscribing to alerts. Standards Subsctiption may be the perfect solution. Your Alert Profile lists the documents that will be monitored. Historical Version s – view previous versions of standard Translated Version s: The inch-pound units are shown x173 brackets.

This axtm upon the methods and amounts of consolidation effort applied to the concrete from which the hardened concrete specimen is taken; uniformity and stability of the air bubbles in the fresh and hardened concrete; accuracy of the microscopic examination, if used; time of comparison; environmental exposure; stage in the delivery, placement and consolidation processes at which the air content of the unhardened concrete is determined, that is, before or after the concrete goes through a pump; and other factors.

Warning— Fresh hydraulic cementitious mixtures are caustic and may cause chemical burns to skin and tissue upon prolonged exposure.