I.S. EN 1993-1-3:2006

1 Introduction
   1.1 Scope
   1.2 Normative references
   1.3 Terms and definitions
   1.4 Symbols
   1.5 Terminology and conventions for dimensions
2 Basis of design
3 Materials
   3.1 General
   3.2 Structural steel
   3.3 Connecting devices
4 Durability
5 Structural analysis
   5.1 Influence of rounded corners
   5.2 Geometrical proportions
   5.3 Structural modelling for analysis
   5.4 Flange curling
   5.5 Local and distortional buckling
   5.6 Plate buckling between fasteners
6 Ultimate limit states
   6.1 Resistance of cross-sections
   6.2 Buckling resistance
   6.3 Bending and axial tension
7 Serviceability limit states
   7.1 General
   7.2 Plastic deformation
   7.3 Deflections
8 Design of joints
   8.1 General
   8.2 Splices and end connections of members subject to
        compression
   8.3 Connections with mechanical fasteners
   8.4 Spot welds
   8.5 Lap welds
9 Design assisted by testing
10 Special considerations for purlins, liner trays and sheetings
   10.1 Beams restrained by sheeting
   10.2 Liner trays restrained by sheeting
   10.3 Stressed skin design
   10.4 Perforated sheeting
Annex A [normative] - Testing procedures
   A.1 General
   A.2 Tests on profiled sheets and liner trays
   A.3 Tests on cold-formed members
   A.4 Tests on structures and portions of structures
   A.5 Tests on torsionally restrained beams
   A.6 Evaluation of test results
Annex B [informative] - Durability of fasteners
Annex C [informative] - Cross section constants for thin-walled
                        cross sections
   C.1 Open cross sections
   C.2 Cross section constants for open cross section with
        branches
   C.3 Torsion constant and shear centre of cross section with
        closed part
Annex D [informative] - Mixed effective width/effective thickness
                        method for outstand elements
Annex E [Informative] - Simplified design for purlins
Annex NA (informative) Irish National Annex to Eurocode 3:
         Design of steel structures - Part 1-3: General
         rules - Supplementary rules for cold-formed
         members and sheeting
Introduction
      NA.1 Scope
      NA.2 Nationally Determined Parameters
      NA.3 Decisions on informative annexes

Gives design requirements for cold-formed thin gauge members and sheeting.