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SLOVENSKI STANDARD
oSIST prEN 14782:2015
01-oktober-2015
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Self-supporting metal sheet for roofing, external cladding and internal lining - Product
specification and requirements
Selbsttragende Dachdeckungs- und Wandbekleidungselemente für die Innen- und
Außenanwendung aus Metallblech - Produktspezifikation und Anforderungen
Ta slovenski standard je istoveten z: prEN 14782
ICS:
77.140.50 3ORãþDWLMHNOHQLL]GHONLLQ Flat steel products and semi-
SROL]GHONL products
91.060.10 Stene. Predelne stene. Walls. Partitions. Facades
Fasade
91.060.20 Strehe Roofs
oSIST prEN 14782:2015 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
oSIST prEN 14782:2015
oSIST prEN 14782:2015
EUROPEAN STANDARD
DRAFT
prEN 14782
NORME EUROPÉENNE
EUROPÄISCHE NORM
August 2015
ICS 77.140.50; 77.150.01; 91.060.10; 91.060.20 Will supersede EN 14782:2006
English Version
Self-supporting metal sheet for roofing, external cladding and
internal lining - Product specification and requirements
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 128.
If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations which
stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other language
made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United
Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2015 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 14782:2015 E
worldwide for CEN national Members.
oSIST prEN 14782:2015
prEN 14782:2015 (E)
Contents Page
Foreword . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 6
4 Requirements . 7
4.1 Materials . 7
4.2 Nominal thickness . 7
4.3 Mechanical resistance . 7
4.3.1 General . 7
4.3.2 Resistance of roofing products to concentrated forces . 8
4.4 Water permeability . 8
4.5 Vapour and air permeability . 8
4.6 Dimensional change . 8
4.7 Dimensional tolerances . 8
4.8 Durability . 9
4.9 External fire performance . 9
4.10 Reaction to fire . 9
4.11 Release of regulated dangerous substances . 9
5 Testing, assessment and sampling methods . 9
5.1 External fire performance for roof covering products . 9
5.1.1 Products deemed to satisfy the requirements for external fire performance . 9
5.1.2 Products classified without the need for further testing (CWFT option) . 9
5.1.3 Other products . 10
5.2 Reaction to fire . 10
5.2.1 Products satisfying the requirements for reaction to fire Class A1 without the need for
testing . 10
5.2.2 Products classified without the need for further testing (CWFT option) . 10
5.2.3 Other products . 10
6 Assessment and verification of constancy of performance - AVCP . 10
6.1 General . 10
6.2 Type testing. 10
6.2.1 General . 10
6.2.2 Sampling for product type determination . 13
6.3 Factory production control (FPC) . 13
6.3.1 General . 13
6.3.2 Requirements . 14
7 Designation . 15
8 Product marking . 16
Annex A (normative) Multilayer coated steel sheet . 17
A.1 General . 17
A.2 Substrate material . 17
A.3 Specific requirements . 17
A.3.1 Minimum nominal values of thickness . 17
A.3.2 Bituminous coating specification . 17
A.3.3 Durability . 17
A.4 Freedom from defects . 18
oSIST prEN 14782:2015
prEN 14782:2015 (E)
Annex B (normative) Determination of resistance to concentrated forces . 19
B.1 Principle . 19
B.2 Test spans . 19
B.3 Test sheets . 20
B.4 Test procedure . 20
B.5 Number of tests and analysis of results . 21
B.6 Acceptance criteria . 22
B.7 Test report . 22
Annex C (normative) Mounting and fixing conditions of the test specimen for reaction to fire
testing . 24
C.1 General . 24
C.2 Mounting and fixing conditions . 24
C.2.1 General . 24
C.2.2 General configuration . 24
C.2.3 Securing the overlap vertical joint . 26
C.2.4 Standard assembly – Steel corner flashings. 26
C.2.5 Alternative assembly – Corner flashings and seals . 26
C.2.6 Test arrangement for reaction to fire test according to EN ISO 11925-2 (Ignitability test) . 26
C.3 Direct and extended application of the fire test results according to EN 13823 . 27
C.3.1 General . 27
C.3.2 Direct application: Systems with only one metal sheet (single skin system without
insulation) . 27
C.3.3 Direct application: Systems with two (profiled or flat) coated metal sheets (or one cassette
plus one sheet) with an insulation between the two sheets (double skin system) . 29
C.3.4 Extended application: Other insulated systems – General methodology . 32
Annex ZA (informative) Clauses of this European Standard addressing the provisions of the EU
Construction Products Regulation . 34
Bibliography . 43
oSIST prEN 14782:2015
prEN 14782:2015 (E)
Foreword
This document (prEN 14782:2015) has been prepared by Technical Committee CEN/TC 128 “Roof covering
products for discontinuous laying and products for wall cladding”, the secretariat of which is held by NBN.
This document is currently submitted to the Enquiry.
This document will supersede EN 14782:2006.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association, and supports essential requirements of EU Directive(s).
For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document.
oSIST prEN 14782:2015
prEN 14782:2015 (E)
1 Scope
This draft European Standard specifies the terminology, requirements and test methods for factory made self-
supporting metal sheets
...