BS EN 508-2-2019 Roofing and cladding products from metal sheet – Specification for self-supporting products of steel, aluminium or stain ess steel sheet Part 2: Aluminium. This pan of EN 50€ specifies requirements for self-supporting external proflkd sheets for root covering, wall cladding, hnlng and liner tray products For discontinuous laying made from aluminium sheet with or without surface treatnwnt (additional organic coatings or anodising). This document establishes general diaracterlsucs, definitions. cl.assa&auons and labelling for the products, together with requirements for the materiaLs from which the products can be manufactured. It Is Intended to be used either by manufacturer, to ensure that their products comply with the requirements or by purchasers to verify that thy products comply before they are made availabLe on the market before bcing despatched From the factory It specdles the requirements for products which enable them to meet all normal service conditions. This document applies to all discontinuously Lild self-supporting external profiled sheets for root covering, wall cladding, lining and llnertrays with the exception oltiles with a surface area less than I m and produced by stamping These profiled roof sheets are designed to keep wind, rein and snow out of the building, and to transfer any resultant loads and infrequent maintenance loads to the structure. This docLiment does not cover prodLlcts (or structural purposes. Le it doe’s cover products used in structural dass Ill (according to EN 1999-1-4). it does not cover products used in constructions of Structural Classes I and II (according to EN 1999.1-4) intended to contribute to the global or partial stability of the building structure by providing racking resistance or resistance of permanent static loads (exdudlngselt.weiglst of the metal sheet). No requirements for supporting construcuon. design of roof system and execunon of connections and flashings are included. 2 Normative references The lollowmg documents are referred to in the teSt In such a way that some or all of their content constitutes requirements of this document For dated rrferencet, only the edition cited applies. For undated references, h. latest edition of the referenced document (including any amendments) applies EN 485-4. Aluminium and aluminium alloys — Sheet strip and plate — Part 4: Tolerances a,, shape and dimensions for cold-rolled products EN 1396, Aluminium and aluminium alloys — Coil coated skeet and stnp for general applicariom — Speciflcarions EN 14782, e’-supporrmg metal sheet for roofing, external cladding and internal lining — Ptuduct sprcificarao.,...
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