SN EN 491 : 2011
Current
The latest, up-to-date edition.
CONCRETE ROOFING TILES AND FITTINGS FOR ROOF COVERING AND WALL CLADDING - TEST METHODS
01-12-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Test methods
5.1 General
5.2 Hanging length and squareness of regular front edge tiles
5.2.1 Principle
5.2.2 Apparatus
5.2.3 Procedure
5.2.4 Expression of results
5.2.5 Test report
5.3 Cover width
5.3.1 Principle
5.3.2 Apparatus
5.3.3 Procedure
5.3.4 Expression of results
5.3.5 Test report
5.4 Flatness
5.4.1 Principle
5.4.2 Apparatus
5.4.3 Procedure
5.4.4 Expression of results
5.4.5 Test report
5.5 Mass
5.5.1 Principle
5.5.2 Apparatus
5.5.3 Conditioning
5.5.4 Procedure
5.5.5 Expression of results
5.5.6 Test report
5.6 Mechanical resistance (transverse strength)
5.6.1 Principle
5.6.2 Apparatus
5.6.3 Conditioning of tiles
5.6.4 Procedure
5.6.5 Recording of test results
5.6.6 Test report
5.7 Water impermeability
5.7.1 Principle
5.7.2 Apparatus and materials
5.7.3 Conditioning
5.7.4 Procedure
5.7.5 Expression of results
5.7.6 Test report
5.8 Freeze-thaw resistance
5.8.1 Principle
5.8.2 Apparatus
5.8.3 Preparation of test samples
5.8.4 Procedure
5.8.5 Expression of results
5.8.6 Test report
5.9 Nib support
5.9.1 Principle
5.9.2 Apparatus
5.9.3 Procedure
5.9.4 Expression of results
5.9.5 Test report
Bibliography
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