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BS EN 12350-7 PDF

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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Pressure methods The suitability of any fresh concrete should be tested before it sets. Want access to British Standards? Water column method This method is when water is introduced to a predetermined height above a sample of compacted concrete. This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3. This standard is not included in any packages. Find Similar Items This product falls into the following categories.

ENEN Click to learn more. Air content – pressure methods Withdrawn. The reduction in volume of the air in the concrete sample is measured by observing the amount by which the water level is lowered. Pressure gauge method This method includes a known volume of air at a known pressure is merged in a 1250-7 container with the unknown volume of air in the concrete sample.

These methods do not apply to concretes made with lightweight aggregates, air cooled blast-furnace slag, or aggregates with high porosity. Who will find BS EN 123507- The two methods are:. Find Sb Items This product rn into the following categories.

This standard is also available to be included in Standards Subscriptions.

The two test methods both use apparatus which employ the principle of Boyle-Mariotte’s law. 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 1250-7 of apparatus — water column method Annex D Normative Calibration of apparatus — pressure gauge method See more standards on testing concrete.

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You may experience issues viewing this site in Internet Explorer 9, 10 or Need more than one copy? Document Status Indicators The Green document status indicator indicates that the document is: Take the smart route to manage medical device compliance. Foreword 1 Scope 2 Normative references 3 Principles 4 Water column method 5 Pressure gauge method 6 Calculation and expression of results 122350-7 Test report 8 Precision Annex A Normative Aggregate correction factor — water column method Annex B Normative Aggregate correction factor — 123500-7 gauge method Annex C Normative Calibration of apparatus — water column method Annex D Normative Calibration of em — pressure gauge method.

Air Content Test

This is because of the magnitude of the aggregate correction factor, compared with the entrained air content of the concrete. Click here to find out how to access this document.

Already Subscribed to this document. We use cookies to make our website easier to use and to better understand your needs. This concrete has a known volume and is in a sealed container and a predetermined air pressure is applied over the water.

Worldwide Standards We can source any standard from anywhere in the world. Concretes, Pressure testing, Cement and concrete technology, Compacting, Determination of content, Air content determination, Compaction tests, Test equipment. You may experience issues 123507 this site in Internet Explorer 9, 10 or The suitability of any fresh concrete should be tested before it sets.

The two methods are: Please download Chrome or Firefox or view our browser tips. Accept and continue Learn more about the cookies we use and how to change your settings.

Learn more about the cookies we use eh how to change your settings. The Red document status indicator indicates that the document is an old version The document has likely been withdrawn by the publisher, also the meta data presented here may be out of date as it is no rn being maintained by the editorial teams at NBS. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server.

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NOTE Neither method is applicable bss concretes made with lightweight aggregates, air cooled blast-furnace slag, or aggregates with high porosity, because of the magnitude of the aggregate correction factor, compared with the entrained air content of the concrete.

The faster, easier way to work with standards. This European Standard describes two methods for determination of air content of compacted fresh concrete, made with normal weight or relatively dense aggregate of maximum size up 13250-7 63 mm.

BS EN describes two methods for testing air content of compacted fresh concrete, made with normal weight or relatively dense aggregate of maximum size up to 63 mm.

BS EN 12350-7:2009

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