NA to BS EN 1993-1-12-2007 UK National Annex to nEurocode 3 Design of nsteel structures – nPart 1-12 Additional rules for the nextension of EN 1993 up to steel ngrades S 700《欧洲法规3的UK国家附录.pdf

1、UK National Annex to Eurocode 3: Design of steel structures Part 1-12: Additional rules for the extension of EN 1993 up to steel grades S 700ICS 91.010.30; 91.080.10NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWNATIONAL ANNEXNA to BS EN 1993-1-12:2007Licensed Copy: Wang Bin,

2、ISO/EXCHANGE CHINA STANDARDS, 30/07/2008 08:21, Uncontrolled Copy, (c) BSIPublishing and copyright informationThe BSI copyright notice displayed in this document indicates when the document was last issued. BSI 2008ISBN 978 0 580 54974 8The following BSI references relate to the work on this standar

3、d:Committee reference B/25/10Draft for comment 07/30128146 DCPublication historyFirst published May 2008Amendments issued since publicationAmd. no. Date Text affectedNA to BS EN 1993-1-12:2007Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 30/07/2008 08:21, Uncontrolled Copy, (c) BSI BSI 2008

4、 iContentsIntroduction 1NA.1 Scope 1NA.2 Nationally Determined Parameters 1NA.3 References to non-contradictory complementary information 2Summary of pagesThis document comprises a front cover, an inside front cover, pages i and ii, pages 1 and 2, an inside back cover and a back cover.NA to BS EN 19

5、93-1-12:2007Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 30/07/2008 08:21, Uncontrolled Copy, (c) BSIii BSI 2008 This page deliberately left blankNA to BS EN 1993-1-12:2007Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 30/07/2008 08:21, Uncontrolled Copy, (c) BSI BSI 2008 1NA to BS

6、 EN 1993-1-12:2007National Annex (informative) to BS EN 1993-1-12:2007, Eurocode 3: Design of steel structures Part 1-12: Additional rules for the extension of EN 1993 up to steel grades S 700IntroductionThis National Annex has been prepared by BSI Subcommittee B/525/10 Bridges in consultation with

7、B/525/31 Structural use of steel. NA.1 ScopeThis National Annex gives:a) the UK decisions for the Nationally Determined Parameters described in the following subclauses of BS EN 1993-1-12:2007: 2.1 (3.1(2) 2.1 (3.2.2(1) 2.1 (5.4.3(1) NOTE) 2.1 (6.2.3(2) NOTE) 2.8 (4.2(2) NOTE)3 (1) NOTE)b) Reference

8、s to non-contradictory complementary information (see NA.3). NA.2 Nationally Determined ParametersNA.2.1 Additional rules to BS EN 1993-1-1NA.2.1.1 BS EN 1993-1-12:2007, 2.1 (3.1(2)The grades in Tables 1 and 2 and the strength data they contain may be used provided that the rules in BS EN 1993-1-12

9、are followed. Further restrictions on the use of these grades for bridge works apply as given in NA.2.1.2.Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 30/07/2008 08:21, Uncontrolled Copy, (c) BSI2 BSI 2008NA.2.1.2 BS EN 1993-1-12:2007, 2.1 (3.2.2(1)The recommended values for u/y, the elong

10、ation at failure and ultimate strain uare as follows: u/yW 1,10 for bridges and other highway structures; u/yW 1,10 for buildings and other structures; elongation at failure not less than 10%; uW 15y/E.NA.2.1.3 BS EN 1993-1-12:2007, 2.1 (5.4.3(1) NOTE) No additional rules are provided.NA.2.1.4 BS EN

11、 1993-1-12:2007, 2.1 (6.2.3(2) NOTE)The recommended value for M12should be adopted.NA.2.2 Additional rules to BS EN 1993-1-8NA.2.2.1 BS EN 1993-1-12:2007, 2.8 (4.2(2) NOTE) The required strength class of electrodes should be specified for the individual projects.NA.2.3 Additional rules to applicatio

12、n parts BS EN 1993-2 to BS EN 1993-6NA.2.3.1 BS EN 1993-1-12:2007, 3 (1) NOTE)No additional limits are provided.NA.3 References to non-contradictory complementary informationNone.NA to BS EN 1993-1-12:2007Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 30/07/2008 08:21, Uncontrolled Copy, (c)

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