1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI British StandardsWB9423_BSI_StandardColCov_noK_AW:BSI FRONT COVERS 5/9/08 12:55 Page 1UK National Annex to Eurocode 9: Design of aluminium structures Part 1-4: Cold-formed structural sheetingNA to BS
2、 EN 1999-1-4:2007Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 15/05/2009 07:49, Uncontrolled Copy, (c) BSINA to BS EN 1999-1-4:2007 NAtioNAl ANNExPublishing and copyright informationthe BSi copyright notice displayed in this document indicates when the document was last issued. BSi 2009 iS
3、BN 978 0 580 57350 7iCS 91.010.30; 91.080.10the following BSi references relate to the work on this national annex: Committee reference B/525/9 Draft for comment 08/30153335 DCPublication historyFirst published January 2009Amendments issued since publicationDate Text affected Licensed Copy: Wang Bin
4、, ISO/EXCHANGE CHINA STANDARDS, 15/05/2009 07:49, Uncontrolled Copy, (c) BSINAtioNAl ANNEx BSI 2009 1NA to BS EN 1999-1-4:2007National Annex (informative) to BS EN 1999-1-4:2007, Eurocode 9: Design of aluminium structures Part 1-4: Cold-formed structural sheetingIntroductionthis National Annex has b
5、een prepared by BSi Subcommittee, B/525/9, Structural use of aluminium. in the UK it is to be used in conjunction with BS EN 1999-1-4:2007, Cold-formed structural sheeting.NA.1 Scopethis National Annex gives:the UK decisions for the Nationally Determined Parameters a) described in the following subc
6、lauses of BS EN 1999-1-4-2007:2 (3)2 (4)2 (5)3.1 (3)7.3 (3)A.1 (1)A.3.4 (3)the UK decisions on the status of BS EN 1999-1-4:2007 informative b) annexes; andreferences to non-contradictory complementary information.c) NA.2 Nationally Determined ParametersUK decisions for the Nationally Determined Par
7、ameters described in BS EN 1999-1-4:2007 are given in table NA.1.Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 15/05/2009 07:49, Uncontrolled Copy, (c) BSINA to BS EN 1999-1-4:20072 BSI 2009NAtioNAl ANNExtable NA.1UK values for Nationally Determined Parameters described in BSEN1999-1-4:2007
8、SubclauseNationally Determined ParameterEurocode recommendationUK decision2(3)Numerical values for cMiFor buildings: cM1= 1,10cM2= 1,25cM3= 1,25Use the recommended values.2(4)Numerical value for cM,SerFor buildings: cM,Ser= 1,00Use the recommended value.2(5)RulesfortheuseofStructuralClassesand conne
9、ction to Consequence Classes in EN1990NoneNo data are currently available.3.1(3)Use of other aluminium materials and productsNoneNo data are currently available.7.3(3)limits on deflectionsNoneNo data are currently available.A.1(1)Conversion factors for test resultsNoneNo data are currently available
10、.A.3.4(3)Numerical values for cMand csyscMmaybecalculatedusingstatisticalmethodsas given in EN1990, or design values from Section 2;csys= 1,00 in the case of sheetingUse the recommended values.Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 15/05/2009 07:49, Uncontrolled Copy, (c) BSINAtioNAl
11、 ANNEx BSI 2009 3NA to BS EN 1999-1-4:2007NA.3 Decisions on the status of informative annexesUK decisions on the status of informative annexes in BS EN 1999-1-4:2007 are given in table NA.2.table NA.2 UK decisions on the status of informative annexes in BS EN 1999-1-4:2007Annex Description UK decisi
12、onAnnex B Durability of fasteners May be usedNA.4 References to non-contradictory complementary informationBS EN 1999-1-1:2007 is referenced in BS EN 1999-1-4:2007. the following references contain non-contradictory complementary information for use with BS EN 1999-1-1:2007.PD 6702-1, Recommendation
13、s for the design of aluminium structures to BS EN 1999PD 6705-3, Recommendations for the execution of aluminium structures to BS EN 1090-3Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 15/05/2009 07:49, Uncontrolled Copy, (c) BSINA to BS EN 1999-1-4:20074 BSI 2009NAtioNAl ANNExBibliographyFo
14、r dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.Standards publicationsBS EN 1990:2002, Eurocode Basis of structural designBS EN 1999-1-1:2007, Eurocode 9: Design of aluminium structures Part
15、1-1: General structural rules PD 6702-1, Recommendations for the design of aluminium structures to BS EN 19991)PD 6705-3, Recommendations for the execution of aluminium structures to BS EN 1090-31)1)in preparation.Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 15/05/2009 07:49, Uncontrolled
16、Copy, (c) BSIThis page deliberately left blankLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 15/05/2009 07:49, Uncontrolled Copy, (c) BSIBSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international l
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