Norm

NEN-EN 13381-6:2008 Ontw. en

Beproevingsmethoden voor de bepaling van de bijdrage aan brandwerendheid van draagconstructie-onderdelen - Deel 6: Bescherming aangebracht op met beton gevulde holle stalen kolommen

  • Deze norm is ingetrokken sinds 22-11-2011

29,20

Over deze norm

Status Ingetrokken
Aantal pagina's 28
Commissie Brandveiligheidsaspecten bouwproducten en bouwdelen
Gepubliceerd op 01-10-2008
Taal Engels
This European Standard specifies a test method for determining the contribution of fire protection systems to the fire resistance of structural concrete/profiled sheet steel composite members or slabs. The concrete can be lightweight, normal-weight or heavy-weight concrete and of strength classes 20/25 (LC/C/HC) to 50/60 (LC/C/HC). The method is applicable to all fire protection systems used for the protection of such structural composite members or slabs and includes sprayed fire protection, coatings, cladding protection systems and multi-layer or composite fire protection materials. The test method and its assessment procedure are designed to permit direct application of the results to cover a range of thicknesses of the applied fire protection material. The test method is only applicable to fire protection systems which are fixed directly to the underside of the concrete/steel composite member or slab. Fire protection systems where the fire protection material is not attached directly to the composite member, leading to a continuous cavity between the concrete/steel composite member and the fire protection system of size greater than 5 mm is the subject of prEN 13381-1. This European Standard contains the fire test which specifies the tests which shall be carried out to determine the ability of the fire protection system to remain coherent and fixed to the composite member and to provide data on the temperatures of the steel sheet, throughout the depth of the concrete (for extended application purposes) and the unexposed surface of the concrete, when exposed to the standard temperature/time curve according to the procedures defined herein. In special circumstances, where specified in national building regulations, there can be a need to subject reactive protection material to a smouldering curve. The test for this and the special circumstances for its use are detailed in Annex A. The fire test methodology makes provision for the collection and presentation of data which can be used as direct input to the calculation of fire resistance of concrete/steel composite members in accordance with the procedures given in EN 1994-1-2. This European Standard also contains the assessment which prescribes how the analysis of the test data shall be made and gives guidance to the procedures by which interpolation shall be undertaken. The limits of applicability of the results of the assessment arising from the fire test are defined, together with permitted direct application of the results to different steel/concrete composite structures, steel types and thicknesses, concrete densities, strengths, thicknesses and production techniques over the range of thicknesses of the applied fire protection system tested.

Details

ICS-code 13.220.50
Nederlandse titel Beproevingsmethoden voor de bepaling van de bijdrage aan brandwerendheid van draagconstructie-onderdelen - Deel 6: Bescherming aangebracht op met beton gevulde holle stalen kolommen
Engelse titel Test methods for determining the contribution to the fire resistance of structural members - Part 6: Applied protection to concrete filled hollow steel columns
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Normatieve verwijzingen
  • 89/106/EEG, Bouwproducten

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