BS EN 491-2011 Concrete roofing tiles and fittings for roof covering and wall cladding Test methods《屋顶覆盖物和墙面饰层用混凝土屋面瓦及配件 试验方法》.pdf
《BS EN 491-2011 Concrete roofing tiles and fittings for roof covering and wall cladding Test methods《屋顶覆盖物和墙面饰层用混凝土屋面瓦及配件 试验方法》.pdf》由会员分享,可在线阅读,更多相关《BS EN 491-2011 Concrete roofing tiles and fittings for roof covering and wall cladding Test methods《屋顶覆盖物和墙面饰层用混凝土屋面瓦及配件 试验方法》.pdf(32页珍藏版)》请在麦多课文档分享上搜索。
1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 491:2011Concrete roofing tiles andfittings for roof covering andwall cladding Test methodsCopyright European Committee for Standardization Provided by IHS under license wit
2、h CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 491:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 491:2011. Itsupersedes BS EN 491:2004 which is withdrawn.The UK participation in its preparation was entrusted
3、to TechnicalCommittee B/542/2, Concrete roofing tiles and fittings.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication
4、. The British Standards Institution 2012ISBN 978 0 580 73801 2ICS 91.100.30Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 January 2012.Amendments issued since
5、publicationDate Text affectedCopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 491:2011EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 491 September 2011 ICS 91.100.30 S
6、upersedes EN 491:2004English Version Concrete roofing tiles and fittings for roof covering and wall cladding - Test methods Tuiles et accessoires en bton pour couverture et bardage -Mthodes dessais Dach- und Formsteine aus Beton fr Dcher und Wandbekleidungen - Prfverfahren This European Standard was
7、 approved by CEN on 4 August 2011. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nati
8、onal standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own langu
9、age and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latv
10、ia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brusse
11、ls 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 491:2011: ECopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IH
12、S-,-,-BS EN 491:2011EN 491:2011 (E) 2 Contents Page Foreword 41 Scope 52 Normative references 53 Terms and definitions .54 Symbols and abbreviations 55 Test methods 55.1 General 55.2 Hanging length and squareness of regular front edge tiles .65.2.1 Principle 65.2.2 Apparatus .65.2.3 Procedure .75.2.
13、4 Expression of results 75.2.5 Test report 75.3 Cover width 75.3.1 Principle 75.3.2 Apparatus .85.3.3 Procedure .85.3.4 Expression of results 95.3.5 Test report 95.4 Flatness 95.4.1 Principle 95.4.2 Apparatus .95.4.3 Procedure 105.4.4 Expression of results . 115.4.5 Test report . 115.5 Mass . 115.5.
14、1 Principle . 115.5.2 Apparatus 115.5.3 Conditioning 115.5.4 Procedure 115.5.5 Expression of results . 115.5.6 Test report . 115.6 Mechanical resistance (transverse strength) 115.6.1 Principle . 115.6.2 Apparatus 125.6.3 Conditioning of tiles . 125.6.4 Procedure 135.6.5 Recording of test results . 1
15、55.6.6 Test report . 155.7 Water impermeability . 155.7.1 Principle . 155.7.2 Apparatus and materials 155.7.3 Conditioning 165.7.4 Procedure 175.7.5 Expression of results . 175.7.6 Test report . 175.8 Freeze-thaw resistance 175.8.1 Principle . 175.8.2 Apparatus 17Copyright European Committee for Sta
16、ndardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 491:2011EN 491:2011 (E) 3 5.8.3 Preparation of test samples . 175.8.4 Procedure . 185.8.5 Expression of results 185.8.6 Test report 195.9 Nib support 195.9.1 Pr
17、inciple 195.9.2 Apparatus . 195.9.3 Procedure . 195.9.4 Expression of results 195.9.5 Test report 195.10 Reaction to fire performance in accordance with EN 13823 . 215.10.1 Principle 215.10.2 Test specimen assembly 215.10.3 Laying the tiles in the test specimen assembly . 215.10.4 Closing the gaps i
18、n tile specimens between the two wings . 22Bibliography 27Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 491:2011EN 491:2011 (E) 4 Foreword This document (EN 491:2011) has
19、 been prepared by Technical Committee CEN/TC 128 “Roof covering products for discontinuous laying and products for wall cladding”, the secretariat of which is held by NBN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endors
20、ement, at the latest by March 2012, and conflicting national standards shall be withdrawn at the latest by March 2012. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifyin
21、g any or all such patent rights. This document supersedes EN 491:2004. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmar
22、k, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Copyright European Committee for Standardization Provided by IH
23、S under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 491:2011EN 491:2011 (E) 5 1 Scope This European Standard specifies test methods for concrete roofing tiles and fittings conforming to EN 490, for assembly into pitched roof covering or ex
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- BSEN4912011CONCRETEROOFINGTILESANDFITTINGSFORROOFCOVERINGANDWALLCLADDINGTESTMETHODS 屋顶 覆盖 墙面 饰层用 混凝土
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