NEN EN 494 : 2012 + A1 2015

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Product requirements
  5.1 General
      5.1.1 Composition
      5.1.2 Appearance and finish
  5.2 Dimensions and tolerance
      5.2.1 General
      5.2.2 Categorization by height of profile
      5.2.3 Thickness
      5.2.4 Tolerances on nominal dimensions
  5.3 Physical requirements and characteristics for
      fibre-cement profiled sheets
      5.3.1 General
      5.3.2 Apparent density
      5.3.3 Mechanical characteristics
      5.3.4 Water impermeability
  5.4 Durability requirements
      5.4.1 General
      5.4.2 Freeze-thaw
      5.4.3 Heat-rain
      5.4.4 Warm water
      5.4.5 Soak-dry
  5.5 Summary of characteristics and classification
      5.5.1 Summary of characteristics
      5.5.2 Classification
  5.6 Fire and safety
      5.6.1 External fire performance
      5.6.2 Reaction to fire
      5.6.3 Release of dangerous substances
  5.7 Product information
6 Evaluation of conformity
  6.1 General
  6.2 Type testing
      6.2.1 General
      6.2.2 Initial type testing
      6.2.3 Further type testing
  6.3 Factory Production Control (FPC)
      6.3.1 General
      6.3.2 Acceptance tests
      6.3.3 Equipment
      6.3.4 Raw materials and components
      6.3.5 Product testing and evaluation
      6.3.6 Non-conforming products
  6.4 Inspection of a consignment of finished products
7 Test methods
  7.1 General
  7.2 Dimensional tests
      7.2.1 Dimensional tests for sheets
      7.2.2 Dimensional tests for fittings
  7.3 Tests for physical performance and characteristics
      7.3.1 Apparent density
      7.3.2 Mechanical characteristics
      7.3.3 Water impermeability
      7.3.4 Warm water
      7.3.5 Soak-dry
  7.4 Tests for climatic performance
      7.4.1 Freeze-thaw
      7.4.2 Heat-rain
      7.4.3 Freeze-thaw test for fittings
  7.5 Test for fire performance
      7.5.1 Test for external fire performance
      7.5.2 Test for reaction to fire
8 Marking, labelling and packaging
Annex A (normative) Figures
Annex B (normative) Consignment inspection sampling
Annex C (normative) Statistical method for determining
         the corresponding wet values or revised dry
         specifications for the breaking load and/or
         bending moment when carrying out the dry method
         of test for quality control purposes
  C.1 Procedure
  C.2 Determination of the correlation between the
       results of testing wet and dry specimens
  C.3 Determination of the regression line
  C.4 Determination of a value for wet testing from an
       obtained value for dry testing
  C.5 Determination of the minimum value specified for
       dry testing x[std] corresponding to the minimum
       value specified for wet testing in this document
       y[std]
Annex D (normative) Requirements of Decisions 2001/671/EC
         as regards the external fire performance of roof
         coverings
Annex ZA (informative) Clauses of this European Standard
         addressing the provisions of the EU Construction
         Products Directive
  ZA.1 Scope and relevant characteristics
  ZA.2 Procedure for the attestation of conformity of fibre
       cement profiled sheets and fittings
       ZA.2.1 Systems of attestation of conformity
       ZA.2.2 EC Declaration of conformity
  ZA.3 CE marking
Annex ZB (informative) Survey of legislation relating to EC
         Directive 76/769/EEC
Bibliography

Defines the technical requirements and establishes methods of control and test as well as acceptance conditions for fibre-cement profiled sheets and their fibre-cement fittings for one or more of the following uses: - roofing; - internal wall finishes; - external wall and ceiling finishes.