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1、BRITISH STANDARD BS EN ISO 9251:1996 ISO 9251:1987 Thermal insulation Heat transfer conditions and properties of materials Vocabulary The European Standard EN ISO 9251:1995 has the status of a British Standard UDC 536.2:001.4 Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00
2、2006, Uncontrolled Copy, (c) BSI BS EN ISO 9251:1996 This British Standard, having been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes into effect on 15 January 1996 BSI 01-2000 The following BSI references relate to t
3、he work on this standard: Committee reference RHE/9 Draft announced in BSI News August 1994 ISBN 0 580 23285 9 Cooperating organizations The European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national standards organizations of th
4、e following countries: AustriaOesterreichisches Normungsinstitut BelgiumInstitut belge de normalisation DenmarkDansk Standard FinlandSuomen Standardisoimisliito, r.y. FranceAssociation franaise de normalisation GermanyDeutsches Institut fr Normung e.V. GreeceHellenic Organization for Standardization
5、 IcelandTechnological Institute of Iceland IrelandNational Standards Authority of Ireland ItalyEnte Nazionale Italiano di Unificazione LuxembourgInspection du Travail et des Mines NetherlandsNederlands Normalisatie-instituut NorwayNorges Standardiseringsforbund PortugalInstituto Portugus da Qualidad
6、e SpainAsociacin Espaola de Normalizacin y Certificacin SwedenStandardiseringskommissionen i Sverige SwitzerlandAssociation suisse de normalisation United KingdomBritish Standards Institution Amendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Wed Nov
7、 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 9251:1996 BSI 01-2000i Contents Page Cooperating organizationsInside front cover National forewordii Foreword2 Text of EN ISO 92513 National annex NA (informative) Committees responsibleInside back cover Licensed Copy: sheffieldun she
8、ffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 9251:1996 ii BSI 01-2000 National foreword This British Standard has been prepared by Technical Committee RHE/9 and is the English language version of EN ISO 9251 Thermal insulation Heat transfer conditions and pr
9、operties of materials Vocabulary published by the European Committee for Standardization (CEN). It is identical with ISO 9251:1987 published by the International Organization for Standardization (ISO). EN ISO 9251 was produced as a result of international discussion in which the UK took an active pa
10、rt. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document compri
11、ses a front cover, an inside front cover, pages i and ii, the EN ISO title page, pages 2 to 6, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.
12、 Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 9251 December 1995 ICS 01.040.27; 27.220 Descriptors: Thermal insulation, heat transfer, physical properties, vocabulary English versio
13、n Thermal insulation Heat transfer conditions and properties of materials Vocabulary (ISO 9251:1987) Isolation thermique Conditions de transfert thermique et proprits des matriaux Vocabulaire (ISO 9251:1987) Wrmeschutz Zustnde der Wrmebertragung und Stoffeigenschaften Begriffe (ISO 9251:1987) This E
14、uropean Standard was approved by CEN on 1995-01-05. 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 con
15、cerning such national standards 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 translation under the responsibility of a CEN member into its ow
16、n language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerlan
17、d and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1995 All rights of reproduction and communication in any form and by any means reserved in all countries to CEN and
18、its members. Ref. No. EN ISO 9251:1995 E Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN ISO 9251:1995 BSI 01-2000 2 Foreword The text of the International Standard from ISO/TC 163 “Thermal insulation” of the International Organization fo
19、r Standardization (ISO) has been taken over as a European Standard by the Technical Committee CEN/TC 89, Thermal performance of buildings components. 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 b
20、y June 1996, and conflicting national standards shall be withdrawn at the latest by June 1996. According to the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Ital
21、y, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Contents Page Foreword 0Introduction3 1Scope and field of application3 2Heat transfer conditions3 3Properties of materials4 Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Unc
22、ontrolled Copy, (c) BSI EN ISO 9251:1995 BSI 01-20003 Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN ISO 9251:1995 4 BSI 01-2000 Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI E
23、N ISO 9251:1995 BSI 01-20005 Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI 6 blank Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 9251:1996 BSI 01-2000 National annex NA
24、 (informative) Committees responsible The United Kingdom participation in the preparation of this European Standard was entrusted by the Engineering Sector Board to Technical Committee RHE/9 upon which the following bodies were represented: Autoclaved Aerated Concrete Products Association Chartered
25、Institution of Building Services Engineers Combustion Engineering Association Concrete Block Association Cork Industry Federation Cranfield University Department of Health Department of the Environment (Building Research Establishment) Department of Trade and Industry (National Physical Laboratory)
26、Electricity Association Eurisol (UK Mineral Wool Association) European Phenolic Foam Association Gypsum Products Development Association Power Generation Contractors Association PGCA (BEAMA Ltd.) Royal Institute of British Architects Thermal Insulation Manufacturers and Suppliers Association (TIMSA)
27、 Thermal Insulations Contractors Association The following bodies were also represented in the drafting of the standard, through subcommittees and panels: Calcium Silicate Brick Association Ltd. Institute of Refrigeration SGS United Kingdom Ltd. Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15
28、 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 9251:1996 ISO 9251:1987 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at th
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37、I must be obtained. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel: 020 8996 7070. Licensed Copy: sheffieldun sheffieldun, na, Wed Nov 15 05:35:08 GMT+00:00 2006, Uncontrolled Copy, (c) BSI