EN 1745:2012

Masonry and masonry products - Methods for determining thermal properties

This European Standard specifies procedures for the determination of thermal properties of masonry and masonry products.

Mauerwerk und Mauerwerksprodukte - Verfahren zur Bestimmung von wärmeschutztechnischen Eigenschaften

Diese Europäische Norm legt Verfahren zur Ermittlung der wärmeschutztechnischen Eigenschaften von Mauerwerk und Mauerwerksprodukten fest.

Maçonnerie et éléments de maçonnerie - Méthodes pour la détermination des propriétés thermiques

La présente Norme européenne donne les procédures de détermination des propriétés thermiques de
la maçonnerie et des éléments de maçonnerie.

Zidovje in zidarski proizvodi - Metode za določanje projektnih (računskih) toplotnih lastnosti

Ta evropski standard določa postopke za določanje toplotnih lastnosti zidovja in zidarskih proizvodov.

General Information

• Status: Withdrawn
• Publication Date: 17-Apr-2012
• Withdrawal Date: 21-Jul-2020
• ICS: 91.080.30 - Masonry
• ICS: 91.120.10 - Thermal insulation of buildings
• Technical Committee: CEN/TC 125 - Masonry
• Drafting Committee: CEN/TC 125/WG 6 - EN 1745
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Completion Date: 22-Jul-2020
• Directive: 305/2011 - Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
• Directive: 89/106/EEC - Construction products
• Mandate: M/116 - Mandate to CEN/CENELEC concerning the execution of standardization work for harmonized standards on masonry and related products
• Ref Project: SIST EN 1745:2012 - Masonry and masonry products - Methods for determining thermal properties

Relations

• Replaces: EN 1745:2002 - Masonry and masonry products - Methods for determining design thermal values
• Effective Date: 25-Apr-2012
• Replaced By: EN 1745:2020 - Masonry and masonry products - Methods for determining thermal properties
• Effective Date: 29-Jul-2020

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.ODVWQRVWLMauerwerk und Mauerwerksprodukte - Verfahren zur Bestimmung von wärmeschutztechnischen EigenschaftenMaçonnerie et éléments de maçonnerie - Méthodes pour la détermination des propriétés thermiquesMasonry and masonry products - Methods for determining thermal properties91.120.10Toplotna izolacija stavbThermal insulation91.080.30Zidane konstrukcijeMasonryICS:Ta slovenski standard je istoveten z:EN 1745:2012SIST EN 1745:2012en,fr,de01-julij-2012SIST EN 1745:2012SLOVENSKI
STANDARDSIST EN 1745:20041DGRPHãþD



SIST EN 1745:2012



EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 1745
April 2012 ICS 91.080.30; 91.120.10 Supersedes EN 1745:2002English Version
Masonry and masonry products - Methods for determining thermal properties
Maçonnerie et éléments de maçonnerie - Méthodes pour la détermination des propriétés thermiques
Mauerwerk und Mauerwerksprodukte - Verfahren zur Bestimmung von wärmeschutztechnischen EigenschaftenThis European Standard was approved by CEN on 9 March 2012.
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, 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
Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1745:2012: ESIST EN 1745:2012



EN 1745:2012 (E) 2 Contents Page Foreword . 4Introduction . 51 Scope. 72 Normative references . 73 Terms, definitions and symbols . 73.1 Terms and definitions . 73.2 Symbols . 93.3 Subscripts . 104 Procedures to determine λλλλ10,dry, unit-values for solid masonry units and λλλλ10,dry,mor-values for mortars . 114.1 General . 114.2 10,dry, mat-values for solid masonry units and mortars . 114.2.1 Model S1. Determination of λλλλ10,dry,unit-values from tabulated λλλλ10,dry,mat /net dry density relation . 114.2.2 Model S2. Determination of λλλλ10,dry,unit-values based on λλλλ10,dry,mat /net dry density curve . 114.2.3 Model S3. Procedures to determine λλλλ10,dry,unit-values from determining the thermal transmittance (Umas) of masonry built from solid masonry units and mortar . 134.3 Test methods and numbers of
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