NEN EN 1999-1-4 : 2011

Foreword
National Annex for EN 1999-1-4
1 General
  1.1 Scope
       1.1.1 Scope of EN 1999
       1.1.2 Scope of EN 1999-1-4
  1.2 Normative references
       1.2.1 General references
       1.2.2 References on structural design
       1.2.3 Materials and materials testing
       1.2.4 References on fasteners
       1.2.5 Other references
  1.3 Terms and definitions
  1.4 Symbols
  1.5 Geometry and conventions for dimensions
       1.5.1 Form of sections
       1.5.2 Form of stiffeners
       1.5.3 Cross-section dimensions
       1.5.4 Convention for member axis
2 Basis of design
3 Materials
  3.1 General
  3.2 Structural aluminium alloys
       3.2.1 Material properties
       3.2.2 Thickness and geometrical tolerances
  3.3 Mechanical fasteners
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
       5.5.1 General
       5.5.2 Plane cross-section parts without stiffeners
       5.5.3 Plane cross-section parts with intermediate
              stiffeners
       5.5.4 Trapezoidal sheeting profiles with intermediate
              stiffeners
6 Ultimate limit states
  6.1 Resistance of cross-sections
       6.1.1 General
       6.1.2 Axial tension
       6.1.3 Axial compression
       6.1.4 Bending moment
       6.1.5 Shear force
       6.1.6 Torsion
       6.1.7 Local transverse forces
       6.1.8 Combined tension and bending
       6.1.9 Combined compression and bending
       6.1.10 Combined shear force, axial force and
              bending moment
       6.1.11 Combined bending moment and local load or
              support reaction
  6.2 Buckling resistance
       6.2.1 General
       6.2.2 Axial compression
       6.2.3 Bending and axial compression
  6.3 Stressed skin design
       6.3.1 General
       6.3.2 Diaphragm action
       6.3.3 Necessary conditions
       6.3.4 Profiled aluminium sheet diaphragms
  6.4 Perforated sheeting with the holes arranged in the
       shape of equilateral triangles
7 Serviceability limit states
  7.1 General
  7.2 Plastic deformation
  7.3 Deflections
8 Joints with mechanical fasteners
  8.1 General
  8.2 Blind rivets
       8.2.1 General
       8.2.2 Design resistances of riveted joints loaded
              in shear
       8.2.3 Design resistances for riveted joints loaded
              in tension
  8.3 Self-tapping/self-drilling screws
       8.3.1 General
       8.3.2 Design resistance of screwed joints loaded
              in shear
       8.3.3 Design resistance of screwed joints loaded
              in tension
9 Design assisted by testing
Annex A [normative] - Testing procedures
      A.1 General
      A.2 Tests on profiled sheets
          A.2.1 General
          A.2.2 Single span test
          A.2.3 Double span test
          A.2.4 Internal support test
          A.2.5 End support test
      A.3 Evaluation of test results
          A.3.1 General
          A.3.2 Adjustment of test results
          A.3.3 Characteristic values
          A.3.4 Design values
          A.3.5 Serviceability
Annex B [informative] - Durability of fasteners
Bibliography

Provides design requirements for cold-formed trapezoidal aluminium sheeting. It applies to cold-formed aluminium products made from hot rolled or cold rolled sheet or strip that have been cold-formed by such processes as cold-rolled forming or press-breaking.