BSI 15/30325873 DC:2015 Edition
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BS EN 14782. Self-supporting metal sheet for roofing, external cladding and internal lining. Product specification and requirements
| Published By | Publication Date | Number of Pages |
| BSI | 2015 | 45 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 4 | Contents Page |
| 6 | Foreword |
| 7 | 1 Scope Figure 1 — Illustration of a cassette 2 Normative references |
| 8 | 3 Terms and definitions |
| 9 | 4 Requirements 4.1 Materials 4.2 Nominal thickness Table 1 — Minimum nominal values of thickness of self-supporting metal sheet excluding any organic, inorganic or multi-layer coating 4.3 Mechanical resistance 4.3.1 General |
| 10 | 4.3.2 Resistance of roofing products to concentrated forces 4.4 Water permeability 4.5 Vapour and air permeability 4.6 Dimensional change 4.7 Dimensional tolerances |
| 11 | 4.8 Durability 4.9 External fire performance 4.10 Reaction to fire 4.11 Release of regulated dangerous substances 5 Testing, assessment and sampling methods 5.1 External fire performance for roof covering products 5.1.1 Products deemed to satisfy the requirements for external fire performance 5.1.2 Products classified without the need for further testing (CWFT option) |
| 12 | 5.1.3 Other products 5.2 Reaction to fire 5.2.1 Products satisfying the requirements for reaction to fire Class A1 without the need for testing 5.2.2 Products classified without the need for further testing (CWFT option) 5.2.3 Other products 6 Assessment and verification of constancy of performance – AVCP 6.1 General 6.2 Type testing 6.2.1 General |
| 14 | Table 2 — Test methods, number of specimens and conformity criteria for type testing of base material |
| 15 | Table 3 — Test methods, number of specimens and conformity criteria for type testing of the finished product 6.2.2 Sampling for product type determination 6.3 Factory production control (FPC) 6.3.1 General |
| 16 | Table 4 — Test methods, number of specimens and conformity criteria for FPC of base material 6.3.2 Requirements |
| 17 | Table 5 — Test methods, number of specimens and conformity criteria for FPC of the finished product 7 Designation |
| 18 | 8 Product marking |
| 19 | Annex A (normative) Multilayer coated steel sheet A.1 General A.2 Substrate material A.3 Specific requirements A.3.1 Minimum nominal values of thickness A.3.2 Bituminous coating specification A.3.3 Durability |
| 20 | A.4 Freedom from defects |
| 21 | Annex B (normative) Determination of resistance to concentrated forces B.1 Principle B.2 Test spans |
| 22 | Figure B.1 — Test layout and measurement of the span B.3 Test sheets B.4 Test procedure |
| 23 | Figure B.2 — Application of the concentrated force B.5 Number of tests and analysis of results |
| 24 | B.6 Acceptance criteria B.7 Test report |
| 26 | Annex C (normative) Mounting and fixing conditions of the test specimen for reaction to fire testing C.1 General C.2 Mounting and fixing conditions C.2.1 General C.2.2 General configuration |
| 27 | Figure C.1 — Illustration of the test arrangement for reaction to fire test according to EN 13823 (SBI) on metal sheet products – assembly and corner detail |
| 28 | C.2.3 Securing the overlap vertical joint C.2.4 Standard assembly – Steel corner flashings C.2.5 Alternative assembly – Corner flashings and seals C.2.6 Test arrangement for reaction to fire test according to EN ISO 11925-2 (Ignitability test) |
| 29 | C.3 Direct and extended application of the fire test results according to EN 13823 C.3.1 General C.3.2 Direct application: Systems with only one metal sheet (single skin system without insulation) C.3.2.1 Case of steel |
| 30 | Table C.1 — Mounting and fixing conditions for coated steel sheet and associated direct application C.3.2.2 Case of other metals |
| 31 | Table C.2 — Mounting and fixing conditions for other metal coated sheet and associated direct application 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) C.3.3.1 General C.3.3.2 Systems with two coated steel sheets (or one coated steel cassette plus one coated steel sheet) and with an insulation of mineral wool or glass wool of thickness 80 mm maximum between the two sheets |
| 32 | C.3.3.3 Systems with two coated steel sheets (or one coated steel cassette plus one coated steel sheet) and with an insulation in mineral wool or glass wool of thickness less than or equal to 160 mm between the two sheets C.3.3.3.1 Case where the coating is plastisol 200 µm (PCS ≤ 7 MJ/m2, mass ≤ 300 g/m2) Table C.3 — Classification of a steel sheet coated with plastisol 200 µm in a double skin system |
| 33 | Table C.4 — Mounting and fixing conditions, and associated direct application, for plastisol 200 µm (mass ≤ 300 g/m2 and PCS ≤ 7 MJ/m2) in a double skin system C.3.3.3.2 Case where the organic coating has a thickness less than or equal to 25 µm (mass ≤ 70 g/m2 and PCS ≤ 1 MJ/m2) Table C.5 — Classification of polyester coating 25 µm (maximum mass ≤ 70 g/m2 and PCS ≤ 1 MJ/m2) sheet in a double layer system |
| 34 | Table C.6 — Mounting and fixing conditions, and associated direct application, of Polyester 25 µm (maximum mass 70 g/m2 and PCS ≤ 1 MJ/m2) in a double layer system C.3.4 Extended application: Other insulated systems – General methodology C.3.4.1 Principle C.3.4.2 Principle of the insulated test specimens |
| 35 | C.3.4.3 Determination of the extended application for the actual system C.3.4.4 Example values of Rcrit for some identified coatings on steel sheets Table C.7 — Example values of Rcrit |
| 36 | Annex ZA (informative) Clauses of this European Standard addressing the provisions of the EU Construction Products Regulation ZA.1 Scope and relevant characteristics Table ZA.1.1 — Relevant clauses for factory made self-supporting metal sheets and tiles (for non-structural applications) and intended use: internal and external wall and ceiling finishes |
| 37 | Table ZA.1.2 — Relevant clauses for factory made self-supporting metal sheets and tiles (for non-structural applications) and intended use:roof coverings |
| 38 | ZA.2 Procedure for AVCP of factory made self-supporting metal sheets and tiles (for non-structural applications) ZA.2.1 Systems of AVCP Table ZA.2 — Systems of AVCP |
| 39 | Table ZA.3.1 — Assignment of AVCP tasks for factory made self-supporting metal sheets and tiles (for non-structural applications)under system 1 |
| 40 | Table ZA.3.2 — Assignment of AVCP tasks for factory made self-supporting metal sheets and tiles (for non-structural applications)under system 3 Table ZA.3.3 — Assignment of AVCP tasks for factory made self-supporting metal sheets and tiles (for non-structural applications) under system 4 ZA.2.2 Declaration of performance (DoP) ZA.2.2.1 General |
| 41 | ZA.2.2.2 Content |
| 42 | ZA.2.2.3 Example of DoP |
| 43 | ZA.3 CE marking and labelling |
| 44 | Figure ZA.1 — Example of the information accompanying CE marking, for a product “deemed to satisfy” reaction to fire and requiring testing for external fire performance, and with no regulated substances, and therefore under system 4 |
| 45 | Bibliography |
