SVENSK STANDARD SS-EN 771-3:2011+A1:2015

Transcription

1 SVENSK STANDARD SS-EN 771-3:2011+A1:2015 Fastställd/Approved: Publicerad/Published: Utgåva/Edition: 1 Språk/Language: engelska/english ICS: ; ; ; ; Mursten och murblock Krav Del 3: Mursten och murblock av betong och lättklinkerbetong Specification for masonry units Part 3: Aggregate concrete masonry units (Dense and lightweight aggregates)

2 Standarder får världen att fungera SIS (Swedish Standards Institute) är en fristående ideell förening med medlemmar från både privat och offentlig sektor. Vi är en del av det europeiska och globala nätverk som utarbetar internationella standarder. Standarder är dokumenterad kunskap utvecklad av framstående aktörer inom industri, näringsliv och samhälle och befrämjar handel över gränser, bidrar till att processer och produkter blir säkrare samt effektiviserar din verksamhet. Delta och påverka Som medlem i SIS har du möjlighet att påverka framtida standarder inom ditt område på nationell, europeisk och global nivå. Du får samtidigt tillgång till tidig information om utvecklingen inom din bransch. Ta del av det färdiga arbetet Vi erbjuder våra kunder allt som rör standarder och deras tillämpning. Hos oss kan du köpa alla publikationer du behöver allt från enskilda standarder, tekniska rapporter och standardpaket till handböcker och onlinetjänster. Genom vår webbtjänst e-nav får du tillgång till ett lättnavigerat bibliotek där alla standarder som är aktuella för ditt företag finns tillgängliga. Standarder och handböcker är källor till kunskap. Vi säljer dem. Utveckla din kompetens och lyckas bättre i ditt arbete Hos SIS kan du gå öppna eller företagsinterna utbildningar kring innehåll och tillämpning av standarder. Genom vår närhet till den internationella utvecklingen och ISO får du rätt kunskap i rätt tid, direkt från källan. Med vår kunskap om standarders möjligheter hjälper vi våra kunder att skapa verklig nytta och lönsamhet i sina verksamheter. Vill du veta mer om SIS eller hur standarder kan effektivisera din verksamhet är du välkommen in på eller ta kontakt med oss på tel Standards make the world go round SIS (Swedish Standards Institute) is an independent non-profit organisation with members from both the private and public sectors. We are part of the European and global network that draws up international standards. Standards consist of documented knowledge developed by prominent actors within the industry, business world and society. They promote cross-border trade, they help to make processes and products safer and they streamline your organisation. Take part and have influence As a member of SIS you will have the possibility to participate in standardization activities on national, European and global level. The membership in SIS will give you the opportunity to influence future standards and gain access to early stage information about developments within your field. Get to know the finished work We offer our customers everything in connection with standards and their application. You can purchase all the publications you need from us - everything from individual standards, technical reports and standard packages through to manuals and online services. Our web service e-nav gives you access to an easy-to-navigate library where all standards that are relevant to your company are available. Standards and manuals are sources of knowledge. We sell them. Increase understanding and improve perception With SIS you can undergo either shared or in-house training in the content and application of standards. Thanks to our proximity to international development and ISO you receive the right knowledge at the right time, direct from the source. With our knowledge about the potential of standards, we assist our customers in creating tangible benefit and profitability in their organisations. If you want to know more about SIS, or how standards can streamline your organisation, please visit or contact us on phone +46 (0)

3 Europastandarden EN 771-3:2011+A1:2015 gäller som svensk standard. Detta dokument innehåller den officiella engelska versionen av EN 771-3:2011+A1:2015. Denna standard ersätter SS-EN 771-3:2011, utgåva 2. The European Standard EN 771-3:2011+A1:2015 has the status of a Swedish Standard. This document contains the official English version of EN 771-3:2011+A1:2015. This standard supersedes the Swedish Standard SS-EN 771-3:2011, edition 2. Copyright / Upphovsrätten till denna produkt tillhör SIS, Swedish Standards Institute, Stockholm, Sverige. Användningen av denna produkt regleras av slutanvändarlicensen som återfinns i denna produkt, se standardens sista sidor. Copyright SIS, Swedish Standards Institute, Stockholm, Sweden. All rights reserved. The use of this product is governed by the end-user licence for this product. You will find the licence in the end of this document. Upplysningar om sakinnehållet i standarden lämnas av SIS, Swedish Standards Institute, telefon Standarder kan beställas hos SIS Förlag AB som även lämnar allmänna upplysningar om svensk och utländsk standard. Information about the content of the standard is available from the Swedish Standards Institute (SIS), telephone Standards may be ordered from SIS Förlag AB, who can also provide general information about Swedish and foreign standards. Denna standard är framtagen av kommittén för Murverk och Puts, SIS / TK 180. Har du synpunkter på innehållet i den här standarden, vill du delta i ett kommande revideringsarbete eller vara med och ta fram andra standarder inom området? Gå in på - där hittar du mer information.

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5 EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM Provläsningsexemplar / Preview EN 771-3:2011+A1 August 2015 ICS Supersedes EN 771-3:2011 English Version Specification for masonry units - Part 3: Aggregate concrete masonry units (Dense and lightweight aggregates) Spécifications pour éléments de maçonnerie - Partie 3: Éléments de maçonnerie en béton de granulats (granulats courants et légers) Festlegungen für Mauersteine - Teil 3: Mauersteine aus Beton (mit dichten und porigen Zuschlägen) This European Standard was approved by CEN on 10 March 2011 and includes Amendment 1 approved by CEN on 11 January 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. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists 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. 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 worldwide for CEN national Members. Ref. No. EN 771-3:2011+A1:2015 E

6 SS-EN 771-3:2011+A1:2015 (E) Provläsningsexemplar / Preview Contents Page European foreword Scope Normative references Terms, definitions and symbols Terms and definitions Symbols Materials Requirements for aggregate concrete masonry units General Dimensions and tolerances Dimensions Dimensional tolerances Configuration and appearance Configuration Appearance Density Gross dry density of the units Net dry density of the concrete Tolerances Mechanical strength Compressive strength Bending tensile strength Thermal properties Durability Water absorption by capillarity Moisture movement Water vapour permeability Reaction to fire Shear bond strength General Declaration based on fixed values Declaration based on tests Flexural bond strength Dangerous substances Description, designation and classification of aggregate concrete masonry units Description and designation of units Classification Marking !Assessment and verification of constancy of performance (AVCP)" General !Product type determination" Factory production control General Testing and measuring equipment Production equipment Raw materials

7 SS-EN 771-3:2011+A1:2015 (E) Production process Finished product testing Statistical techniques Marking and stock control of products Traceability Nonconforming products Annex A (normative)!sampling for determination of product type and for independent testing of consignments" A.1 General A.2 Sampling procedure A.2.1 General A.2.2 Random sampling A.2.3 Representative sampling A.2.4 Dividing the sample A.2.5 Number of units required for testing A.3 Place and dates of inspection and testing Annex B (normative)!compliance criteria for product type determination and for independent testing of consignments" B.1 Dimensions and tolerances (see 5.2) B.2 Configuration and appearance (see 5.3) B.3 Density (see 5.4) B.4 Mechanical strength (see 5.5) B.4.1 Characteristic strength B.4.2 Mean strength B.5 Moisture movement and water absorption by capillarity (see 5.9 and 5.8) Annex C (informative) Examples of different shapes of aggregate concrete masonry units Annex D (informative) Guidance for test frequencies for designing a FPC system to demonstrate conformity of finished products with the requirements of the standard and the declaration of the manufacturer Annex ZA (informative)!clauses of this European Standard addressing the provisions of the EU Construction Products Directive" ZA.1 Scope and relevant characteristics ZA.2 Procedure for AVCP of aggregate concrete masonry units ZA.2.1 System(s) of AVCP ZA.2.2 Declaration of performance (DoP) ZA.3 CE marking and labelling Bibliography

8 SS-EN 771-3:2011+A1:2015 (E) Provläsningsexemplar / Preview European foreword This document (EN 771-3:2011+A1:2015) has been prepared by Technical Committee CEN/TC 125 Masonry, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2016, and conflicting national standards shall be withdrawn at the latest by May Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes!en 771-3:2011". This document includes Amendment 1 approved by CEN on The start and finish of text introduced or altered by amendment is indicated in the text by tags!".!this document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports basic requirements for construction works of the EU Construction Products Regulation (Regulation (EU) No 305/2011). For relationship with EU Regulation/Directives, see informative Annex ZA, which is an integral part of this document." This European Standard also takes into account the general rules for reinforced and unreinforced masonry in Eurocode 6. EN 771, Specification for masonry units consists of: Part 1: Clay masonry units Part 2: Calcium silicate masonry units Part 3: Aggregate concrete masonry units (Dense and light weight aggregates) Part 4: Autoclaved aerated concrete masonry units Part 5: Manufactured stone masonry units Part 6: Natural stone masonry units According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: 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 the United Kingdom. 4

9 SS-EN 771-3:2011+A1:2015 (E) 1 Scope This European Standard specifies the characteristics and performance requirements of aggregate concrete masonry units made from dense and lightweight aggregates or a combination of both for which the main intended uses are common, facing or exposed masonry in load bearing or non-load bearing building and civil engineering applications. The units are suitable for all forms of walling, including single leaf, external leaf to chimneys, cavity wall, partitions, retaining, and basement. They can provide fire protection, thermal insulation, sound insulation and sound absorption. This European Standard includes aggregate concrete masonry units of an overall non-rectangular parallelepiped shape,!specially" shaped and accessory units.!it defines the performance related to e.g. strength, density, dimensional accuracy, and provides for the assessment and verification of constancy of performance (AVCP) of the product to this European Standard. The marking requirement for products covered by this European Standard is included." This European Standard does not specify standard sizes for aggregate concrete masonry units, nor standard work dimensions and angles of specially shaped aggregate concrete masonry units. It does not cover storey height panels, chimney flue linings nor units intended for use as a damp proof course. It does not cover units with an incorporated thermal insulation material bonded to the faces of the unit susceptible to be exposed to fire. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 772-1:2011, Methods of test for masonry units Part 1: Determination of compressive strength EN 772-2, Methods of test for masonry units Part 2: Determination of percentage area of voids in aggregate concrete masonry units (by paper indentation) EN 772-6, Methods of test for masonry units Part 6: Determination of bending tensile strength of aggregate concrete masonry units EN , Methods of test for masonry units Part 11: Determination of water absorption of aggregate concrete, autoclaved aerated concrete, manufactured stone and natural stone masonry units due to capillary action and the initial rate of water absorption of clay masonry units EN , Methods of test for masonry units Part 13: Determination of net and gross dry density of masonry units (except for natural stone) EN , Methods of test for masonry units Part 14: Determination of moisture movement of aggregate concrete and manufactured stone masonry units EN :2011, Methods of test for masonry units Part 16: Determination of dimensions EN , Methods of test for masonry units Part 20: Determination of flatness of faces of aggregate concrete, manufactured stone and natural stone masonry units EN , Methods of test for masonry Part 2: Determination of flexural strength EN , Methods of test for masonry Part 3: Determination of initial shear strength 5

10 SS-EN 771-3:2011+A1:2015 (E) Provläsningsexemplar / Preview EN 1745, Masonry and masonry products Methods for determining thermal properties EN , Fire classification of construction products and building elements Part 1: Classification using data from reaction to fire tests EN ISO 12572, Hygrothermal performance of building materials and products Determination of water vapour transmission properties (ISO 12572:2001) 3 Terms, definitions and symbols 3.1 Terms and definitions For the purposes of this document, the following terms and definitions apply masonry unit preformed component intended for use in masonry construction common masonry unit masonry unit normally intended for use with no faces left visible facing masonry unit masonry unit intended for use with one or more faces left visible and which may or may not be exposed to external climatic conditions exposed masonry unit facing masonry unit exposed to external climatic conditions without render or other equivalent protection aggregate concrete masonry unit masonry unit manufactured from, cementitious binder, aggregates and water and which may contain admixtures and additions and colouring pigments and other materials incorporated or applied during or subsequent to unit manufacture co-ordinating size size of a co-ordinating space allocated to a masonry unit including allowances for joints work size size of a unit specified for its manufacture, to which the actual size conforms within permissible deviations actual size size of a unit as measured regular shaped masonry unit masonry unit with an overall rectangular parallelepiped shape NOTE Examples of different shapes of concrete masonry units are shown in Annex C. 6

11 SS-EN 771-3:2011+A1:2015 (E) specially shaped masonry unit masonry unit which is not a rectangular parallelepiped accessory unit unit which is shaped to provide a particular function, e.g. to complete the geometry of the masonry interlocking features shaped matched projections and indentations on masonry units EXAMPLE Tongue and groove systems hole formed void which may or may not pass completely through a masonry unit frog depression formed in one or both of the bed faces of a unit, the total volume of all such depressions which does not exceed a certain limit of the overall volume of the unit, i.e. length width height recess depression or indentation in one or more surfaces of a masonry unit EXAMPLE Mortar pocket, rendering keyway, grooves to provide a discontinuity in the mortar joint, grip hole shell peripheral solid material between the hole(s) and the face or the header of a unit web solid material between the formed voids in a masonry unit declared value value that a manufacturer is confident of achieving, bearing in mind the precision of the test and the variability of the manufacturing process Category I masonry units units with a declared compressive strength with a probability of failure to reach it not exceeding 5 % NOTE This may be determined via the mean or characteristic value Category II masonry units units not intended to comply with the level of confidence of Category I units normalized compressive strength of masonry units compressive strength of masonry units converted to the air dry compressive strength of an equivalent 100 mm wide 100 mm high masonry unit NOTE See the procedure given in EN