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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Document Status Indicators The Green document status indicator indicates that the document is: Water column method This method is when water is introduced to a predetermined height above a sample of compacted concrete.

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17/ DC – BS EN Testing fresh concrete. Part 7. Air content. Pressure methods

Learn more about the cookies we use and how to change your settings. 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 to 63 mm. The two methods are:. The two methods are: This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3.

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BS EN – Testing fresh concrete. Air content. Pressure methods – BSI British Standards

The suitability of any fresh concrete should be tested before it sets. Please download Chrome or Firefox or view our browser tips. Take the smart route to manage medical device compliance. This standard is also available to be included in Standards Subscriptions. Need more than one copy? 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.

You may experience issues viewing this site in Internet Explorer 9, 10 or Customers who bought this product also bought BS EN 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.

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Please first log in with a verified email before subscribing to alerts. You may experience issues viewing ba site in Internet Explorer 9, 10 or This sb because of the magnitude of ba aggregate correction factor, compared with the entrained eb content of the concrete. Covers methods for determining air content of compacted fresh concrete, made with normal weight or relatively dense aggregate of maximum size 63mm. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server.

These methods do not apply to concretes made with lightweight aggregates, air cooled blast-furnace slag, or aggregates with high porosity. 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 correction factor, compared with the entrained air content of the concrete.

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Accept and continue Learn more about the cookies we use and how to change your settings. Click to learn more. Subscription pricing is determined by: 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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17/30360093 DC

Pressure methods The suitability of any fresh concrete should be tested before it sets. Again there may be more recent versions of the document.

The reduction in volume of the air in the 12350-77 sample is measured by observing the amount by which the water level is lowered.

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Cement and concrete technology, Pressure testing, Compaction tests, Air content determination, Compacting, Test equipment, Concretes, Determination of content. Air content – pressure methods Withdrawn.