BS EN 772-13-2000 Methods of test for masonry units - Determination of net and gross dry density of masonry units (except for natural stone)《圬工砌块的试验方法 圬工砌块净重和毛重干密度的测定》.pdf

1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 772-13:2000 The Eur

2、opean Standard EN 772-13:2000 has the status of a British Standard ICS 91.100.15 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Methods of test for masonry units Part 13: Determination of net and gross dry density of masonry units (except for natural stone)This British Standa

3、rd, having been prepared under the direction of the Sector Committee for Building and Civil Engineering, was published under the authority of the Standards Committee and comes into effect on 15 August 2000 BSI 08-2000 ISBN 0 580 32725 6 BS EN 772-13:2000 Amendments issued since publication Amd. No.

4、Date Comments National foreword This British Standard is the official English language version of EN 772-13:2000, which is included in a package of new European Standards being prepared by CEN/TC 125 relating to masonry units made from clay, calcium silicate, aggregate concrete, and manufactured sto

5、ne. Although the English language versions of these European Standards will be adopted as British Standards as they become available, the existing British Standards for masonry units will be retained, but only until such time that the complete package of European Standards becomes available. Any res

6、idue(s) from British Standards affected by the package which need to be retained, will be drawn together to form a new British Standard. The original group of British Standards will then be withdrawn and this will be notified in Update Standards. The UK participation in its preparation was entrusted

7、 by Technical Committee B/519, Masonry and associated testing, to Subcommittee B/519/1, Masonry units, which has the responsibility to: aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK in

8、terests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications

9、 referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions

10、of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 8, an in

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