Covers methods for determining air content of compacted fresh concrete, made with normal weight or relatively dense aggregate of maximum size 63mm. Supersedes EN English Version. Testing fresh concrete – Part 7: Air content – Pressure methods. Essais pour béton frais – Partie. Find the most up-to-date version of BS EN at Engineering
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Worldwide Standards We can source any standard from anywhere in the world. NOTE Neither method is applicable to concretes made with lightweight aggregates, air cooled blast-furnace slag, or aggregates with high porosity, because of the magnitude of the aggregate 123507 factor, compared with the entrained air content of the concrete.
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Please first verify your email before subscribing to alerts. You 123350-7 experience issues viewing this site in Internet Explorer 9, 10 or This document Older versions. The Amber document status indicator indicates that some caution is needed when using this document – it is either: The two test methods both use apparatus which employ the principle of Boyle-Mariotte’s law.
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Water column method This method is when water is introduced to a predetermined height above a sample of compacted concrete. BS EN describes two methods for testing air content of compacted fresh concrete, made with normal weight or relatively dense gs of maximum size up to 63 mm. This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3.
Please download Chrome or Firefox or view our browser tips. This standard is also available to be included in Standards Subscriptions. Accept and continue Learn more about the cookies we use and how to change your settings. Concretes, Pressure testing, Cement and concrete technology, Compacting, Determination of 1235-07, Air content determination, Compaction tests, Test equipment.
17/ DC – BS EN Testing fresh concrete. Part 7. Air content. Pressure methods
Foreword 1 Scope 2 Normative references 3 Principles 4 Water column method 5 Pressure gauge method 6 Calculation and expression of results 7 Test report 8 Precision Annex A Normative Aggregate correction factor — water column method Annex B Normative Aggregate correction factor — pressure gauge method Annex C Normative Calibration of apparatus — water column method Annex D Normative Calibration of apparatus — pressure gauge method.
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BS EN – Testing fresh concrete. Air content. Pressure methods – BSI British Standards
If the document is revised or amended, 123507 will be notified by email. Covers methods for determining air content of compacted fresh concrete, made with normal weight or relatively dense aggregate of maximum size 63mm. We have no amendments or corrections for this standard. Air content – pressure methods Withdrawn. Pressure gauge method This method includes a known volume of air at a known pressure is merged in a sealed container with the unknown volume of air in the concrete sample.
The two methods are: Learn more about the cookies we use and how to change your settings.