EN 13658-2-2005 en Metal lath and beads - Definitions requirements and test methods - Part 2 External rendering《金属板条和串珠 定义 要求和试验方法 第2部分 外部粉刷》.pdf

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1、BRITISH STANDARDBS EN 13658-2:2005Metal lath and beads Definitions,requirements and test methods Part 2: External renderingThe European Standard EN 13658-2:2005 has the status of a British StandardICS 77.140.65; 91.100.10g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g4

2、4g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58Incorporating Corrigendum No. 1BS EN 13658-2:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 18 September 2005ISBN 0

3、580 46099 1National forewordThe UK participation in its preparation was entrusted by Technical Committee B/544, Plastering, rendering, dry lining, to Subcommittee B/544/1, Gypsum plasters, cast gypsum and ancillaries, which has the responsibility to:A list of organizations represented on this subcom

4、mittee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “S

5、earch” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard does not of itself confer immunity from legal o

6、bligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK.Summar

7、y of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 36, an inside back cover and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since publication BSI 2006Amd. No. Date Co

8、mments16420Corrigendum No. 131 July 2006 Supersession details added.This British Standard is the official English language version of EN 13658-2:2005. Together with BS EN 13658-1:2005, it supersedes BS 1369-1:1987 and BS 6452-1:1984, which are withdrawn. EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NO

9、RMEN 13658-2May 2005ICS 77.140.65; 91.100.10English versionMetal lath and beads - Definitions, requirements and testmethods - Part 2: External renderingLattis et cornires mtalliques - Dfinitions, exigences etmthodes d essai - Partie 2 : Enduits extrieursPutztrger und Putzprofile aus Metall - Begriff

10、e,Anforderungen und Prfverfahren - Teil 2: AuenputzeThis European Standard was approved by CEN on 24 March 2005.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alte

11、ration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by transla

12、tionunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary

13、, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassar

14、t, 36 B-1050 Brussels 2005 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 13658-2:2005: EEN 13658-2:2005 (E) 2Contents pageForeword 4Introduction51 Scope .62 Normative references .63 Terms and definitions.73.1 Metal lath .73.2 Metal

15、 beads and their uses 83.3 Metal beads, functional features84 Requirements 94.1 Fire behaviour .94.1.1 Reaction to fire94.1.2 Fire resistance.94.2 Requirements for lath .94.2.1 Material 94.2.2 Description 94.2.3 Dimensions94.3 Requirements for beads .114.3.1 Material 114.3.2 Description 114.3.3 Dime

16、nsions114.4 Dangerous substances.125 Testing and sampling .125.1 Dimensional measurements of lath.125.1.1 General 125.1.2 Thickness or diameter 125.1.3 Length and width 135.1.4 Coating thickness of lath and beads.135.2 Dimensional measurements of beads .145.2.1 General 145.2.2 Thickness or diameter

17、145.2.3 Length145.2.4 Straightness 145.2.5 Profile dimensions155.2.6 Coating thickness .156 Evaluation of conformity 156.1 General 156.2 Type testing.166.2.1 General 166.2.2 Initial type testing166.2.3 Further type testing 166.3 Factory production control (FPC)166.3.1 General 166.3.2 Personnel.176.3

18、.3 Equipment .176.3.4 Raw materials and components 176.3.5 Product testing and evaluation176.3.6 Traceability and marking176.3.7 Non-conforming products176.3.8 Corrective action.176.3.9 Other test methods .17EN 13658-2:2005 (E) 37 Designation .187.1 Lath 187.2 Beads .188 Marking, labelling and packa

19、ging19Annex ZA (informative) Clauses of this European Standard addressing the provisions of the EU Construction Products Directive .31ZA.1 Scope and relevant characteristics .31ZA.2 Procedure(s) for the attestation of conformity of metal lath and beads.32ZA.3 CE marking and labelling .33Bibliography

20、.36EN 13658-2:2005 (E) 4Foreword This document (EN 13658-2:2005) has been prepared by Technical Committee CEN/TC 241 “Gypsum and gypsum based products”, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an ide

21、ntical text or by endorsement, at the latest by November 2005, and conflicting national standards shall be withdrawn at the latest by February 2007. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential

22、 requirements of EU Directive(s). For relationship with EU Directive(s), see informative annex ZA, which is an integral part of this document. No existing European Standard is superseded. This European Standard on metal lath and beads consists of two parts : Part 1 : Internal plastering Part 2 : Ext

23、ernal rendering. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following coun-tries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Esto-nia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland

24、, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United KingdomEN 13658-2:2005 (E) 5Introduction Diagram 1 shows the family of gypsum products. Raw gypsum A1 Gypsum binders for direct use or further processing A2

25、 Direct use on site A3 Further processing Gypsum plasters: B1 Gypsum building plaster B2 Gypsum based building plaster B3 Gypsum-lime building plaster B4 Lightweight gypsum building plasterB5 Lightweight gypsum based building plaster B6 Lightweight gypsum-lime building plaster B7 Gypsum plaster with

26、 enhanced surface hardness Gypsum plasters for special purposes: C1 Gypsum plaster for fibrous plasterworksC2 Gypsum bricklaying plaster C3 Acoustic plaster C4 Thermal insulating plaster C5 Fire protection plaster C6 Thin coat plaster Manufactured elements, e. g.: gypsum blocks fibrous plaster casts

27、 ceiling tiles plasterboards gypsum boards with fibrous rein-forcement metal lath and beads Diagram 1 Family of Gypsum products EN 13658-2:2005 (E) 61 Scope This European Standard specifies the requirements and test methods of metal lath and beads for external render-ing. This European Standard cove

28、rs metal lath intended to be used for fixing to structures or solid backgrounds to pro-vide a key to hold the plaster in position. Used in this way it enables fire protecting plastering systems to be pro-vided. This European Standard covers metal beads intended to be used to improve the protection o

29、f external angles and also provide features to the external finish of the construction and which can also be used as movement or expan-sion beads. They also contribute to fire protection. 2 Normative references The following referenced documents are indispensable for the application of this document

30、. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 485-2, Aluminium and aluminium alloys - Sheet, strip and plate - Part 2: Mechanical properties EN 485-3, Aluminium and aluminium alloys

31、 - Sheet, strip and plate - Part 3: Tolerances on dimensions and form for hot-rolled products EN 573-3, Aluminium and aluminium alloys - Chemical composition and form of wrought products - Part 3: Chemi-cal composition EN 988, Zinc and zinc alloys - Specifications for rolled flat products for buildi

32、ngEN 1364-1, Fire resistance tests for non-loadbearing elements - Part 1: Walls EN 1364-2, Fire resistance tests for non-loadbearing elements - Part 2: Ceilings EN 1365-1, Fire resistance tests for loadbearing elements - Part 1: Walls EN 1365-3, Fire resistance tests for loadbearing elements - Part

33、3: Beams EN 1365-4, Fire resistance tests for loadbearing elements - Part 4: Columns EN 10088-1, Stainless steels - Part 1: List of stainless steels EN 10088-2, Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip for general purposesEN 10143, Continuously hot-dip metal

34、 coated steel sheet and strip - Tolerances on dimensions and shape EN 10169-1, Continuously organic coated (coil coated) steel flat products - Part 1: General information (definitions, materials, tolerances, test methods) EN 10218-2, Steel wire and wire products - General - Part 2: Wire dimensions a

35、nd tolerances EN 10244-1, Steel wire and wire products - Non-ferrous metallic coatings on steel wire - Part 1: General principles EN 10258, Cold-rolled stainless steel and narrow strip and cut lengths - Tolerances on dimensions and shape EN 10264-4, Steel wire and wire products - Steel wire for rope

36、s - Part 4: Stainless steel wire EN 10327, Continuously hot-dip coated strip and sheet of low carbon steels for cold forming - Technical delivery conditionsEN 13658-2:2005 (E) 7EN 13501-1, Fire classification of construction products and building elements - Part 1: Classification using test data fro

37、m reaction to fire tests EN 13501-2, Fire classification of construction products and building elements - Part 2: Classification using data from fire resistance tests, excluding ventilation services EN 13914-1, Design, preparation and application of external rendering and internal plastering - Exter

38、nal rendering 3 Terms and definitions For the purposes of this European Standard, the following terms and definitions apply. 3.1 Metal lath 3.1.1 expanded flat metal lathcorrosion resistant diamond shaped mesh to provide a key for plastering (see Figure 3a) 3.1.2 expanded corrugated metal lath corro

39、sion resistant diamond mesh to provide extra stiffness (see Figure 3b) 3.1.3 expanded ribbed lath corrosion resistant mesh formed by expanding with integral solid ribs of at least 7 mm height to provide extra stiff-ness (see Figure 4) 3.1.4 expanded mini ribbed lath corrosion resistant mesh formed b

40、y expanding with integral solid ribs between 4 mm and 7 mm height (see Figure 4) 3.1.5 stainless steel ribbed lath stainless steel mesh with integral solid ribs of at least 7 mm height 3.1.6 paperbacked ribbed lath corrosion protected paperbacked mesh with integral ribs of at least 7 mm height 3.1.7

41、 standard paperbacked wire lath corrosion resistant wire spot welded to form a square mesh to provide a key for plastering; between the horizontal and vertical wires a sheet of cardboard is positioned (see Figure 5) 3.1.8 reinforced paperbacked wire lath same as 3.1.7, but the reinforcing wires are

42、thicker and less widely spaced in order to increase stiffness 3.1.9 high ribbed paperbacked wire lath same as 3.1.8, but with thicker wires to provide still greater stiffness 3.1.10 damp proof regular paperbacked wire lath same as 3.1.8, but with a bituminous paper bonded to the back of the cardboar

43、d sheet to provide extra damp con-trol EN 13658-2:2005 (E) 83.1.11 welded wire mesh corrosion resistant spot welded wire mesh (see Figure 6) 3.1.12 stainless steel claylath woven mesh of stainless steel wire with clay pressed on the intersection of the wire and then fired 3.2 Metal beads and their u

44、ses 3.2.1 angle bead corrosion resistant profiled section used to protect the plastered external angles NOTE this section can also be fabricated from wire3.2.2 stop bead corrosion resistant profiled section used to provide a straight and protected edge to receive the plaster NOTE this section can al

45、so be fabricated from wire3.2.3 plastered stop bead and soccle bead corrosion resistant profiled section used to provide a straight and protective edge at the lower horizontal edge of the plaster also forming a drip profile to enable water to fall away from the wall below the plaster NOTE this secti

46、on can also be fabricated from wire 3.2.4 movement bead corrosion resistant profiled section connected with a flexible plastic extrusion capable of a movement within the range of 1,5 mm of the external render surface 3.2.5 corner movement bead corrosion resistant profiled section as 3.2.4, with a fl

47、exible plastic extrusion used to locate the stop beads at 90 (maximum movement 1,5 mm) 3.2.6 expansion bead corrosion resistant profiled section with a flexible extrusion capable of movement greater than 1,5 mm, i.e. to al-low for background movement which provides vertical and horizontal flexibilit

48、y 3.2.7 corner expansion bead corrosion resistant profiled section as 3.2.6 to allow for background movement in 90 inner corners 3.3 Metal beads, functional features 3.3.1 profiled face/edge surface or edge of bead used to provide the feature or function 3.3.2 wingarea of metal strip joining the bea

49、d face or edge, usually expanded or perforated or welded wire used for fixing and also key for plaster EN 13658-2:2005 (E) 93.3.3 open area percentage of wing area perforated or expanded or percentage of opening between welded wires 3.3.4 plastic sheathing plastic extrusion profiles designed to clip over exposed surfaces of beads for added protection against corrosion NOTE See Table 1 for geometric profiles. 4 Requirements 4.1 Fire behaviour 4.1.1 Reaction to fire When the intended use of metal lath and beads i