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1、raising standards worldwide NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BSI British Standards WB9423_BSI_StandardColCov_noK_AW:BSI FRONT COVERS 5/9/08 12:55 Page 1 UK National Annex to Eurocode 9: Design of aluminium structures Part 1-4: Cold-formed structural sheeting NA
2、to BS EN 1999-1-4:2007 Licensed Copy: London South Bank University, South Bank University, 02/02/2009 04:33, Uncontrolled Copy, (c) BSI NA to BS EN 1999-1-4:2007NAtioNAl ANNEx Publishing and copyright information the BSi copyright notice displayed in this document indicates when the document was las
3、t issued. BSi 2009 iSBN 978 0 580 57350 7 iCS 91.010.30; 91.080.10 the following BSi references relate to the work on this national annex: Committee reference B/525/9 Draft for comment 08/30153335 DC Publication history First published January 2009 Amendments issued since publication Date Text affec
4、ted Licensed Copy: London South Bank University, South Bank University, 02/02/2009 04:33, Uncontrolled Copy, (c) BSI NAtioNAl ANNEx BSI 2009 1 NA to BS EN 1999-1-4:2007 National Annex (informative) to BS EN 1999-1-4:2007, Eurocode 9: Design of aluminium structures Part 1-4: Cold-formed structural sh
5、eeting Introduction this National Annex has been 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 Scope this National Annex gives: the UK decisions for the Nationally Determin
6、ed Parameters a) described in the following subclauses 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; and references to non-contradictory complementary information.c) NA.2 Nationally Determined
7、 Parameters UK decisions for the Nationally Determined Parameters described in BS EN 1999-1-4:2007 are given in table NA.1. Licensed Copy: London South Bank University, South Bank University, 02/02/2009 04:33, Uncontrolled Copy, (c) BSI NA to BS EN 1999-1-4:2007 2 BSI 2009 NAtioNAl ANNEx table NA.1
8、UK values for Nationally Determined Parameters described in BS EN 1999-1-4:2007 SubclauseNationally Determined ParameterEurocode recommendationUK decision 2(3)Numerical values for cMiFor buildings: cM1 = 1,10 cM2 = 1,25 cM3 = 1,25 Use the recommended values. 2(4)Numerical value for cM,SerFor buildin
9、gs: cM,Ser = 1,00Use the recommended value. 2(5)Rules for the use of Structural Classes and connection to Consequence Classes in EN 1990 NoneNo 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
10、 are currently available. A.1(1)Conversion factors for test resultsNoneNo data are currently available. A.3.4(3)Numerical values for cM and csyscM may be calculated using statistical methods as given in EN 1990, or design values from Section 2; csys = 1,00 in the case of sheeting Use the recommended
11、 values. Licensed Copy: London South Bank University, South Bank University, 02/02/2009 04:33, Uncontrolled Copy, (c) BSI NAtioNAl ANNEx BSI 2009 3 NA to BS EN 1999-1-4:2007 NA.3 Decisions on the status of informative annexes UK decisions on the status of informative annexes in BS EN 1999-1-4:2007 a
12、re given in table NA.2. table NA.2 UK decisions on the status of informative annexes in BS EN 1999-1-4:2007 AnnexDescriptionUK decision Annex BDurability of fastenersMay be used NA.4 References to non-contradictory complementary information BS EN 1999-1-1:2007 is referenced in BS EN 1999-1-4:2007. t
13、he following references contain non-contradictory complementary information for use with BS EN 1999-1-1:2007. PD 6702-1, Recommendations for the design of aluminium structures to BS EN 1999 PD 6705-3, Recommendations for the execution of aluminium structures to BS EN 1090-3 Licensed Copy: London Sou
14、th Bank University, South Bank University, 02/02/2009 04:33, Uncontrolled Copy, (c) BSI NA to BS EN 1999-1-4:2007 4 BSI 2009 NAtioNAl ANNEx Bibliography For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendmen
15、ts) applies. Standards publications BS EN 1990:2002, Eurocode Basis of structural design BS EN 1999-1-1:2007, Eurocode 9: Design of aluminium structures Part 1-1: General structural rules PD 6702-1, Recommendations for the design of aluminium structures to BS EN 19991) PD 6705-3, Recommendations for
16、 the execution of aluminium structures to BS EN 1090-31) 1) in preparation. Licensed Copy: London South Bank University, South Bank University, 02/02/2009 04:33, Uncontrolled Copy, (c) BSI This page deliberately left blank Licensed Copy: London South Bank University, South Bank University, 02/02/200
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