1、ICS 23.040.20; 23.040.45Kunststoff-Rohrleitungs- und Schutzrohrsysteme Rohre undFormstcke aus Kunststoffen Verfahren fr die Bewitterungim Freien (ISO 16871 : 2003)European Standard EN ISO 16871 : 2003 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standa
2、rd has been published in accordance with a decision taken by CEN/TC 155 to adopt, withoutalteration, International Standard ISO 16871 as a European Standard.The responsible German body involved in its preparation was the Normenausschuss Kunststoffe (PlasticsStandards Committee), Technical Committee
3、Prfverfahren fr Rohre.The DIN Standards corresponding to the International Standards referred to in clause 2 of the EN are asfollows:ISO 105-A02 DIN EN 20105-A02ISO 877 DIN EN ISO 877ISO 2818 DIN EN ISO 2818AmendmentsDIN EN 1056, May 1996 edition, has been superseded by the specifications of EN ISO
4、16871, which isidentical to ISO 16871.Previous editionDIN EN 1056: 1996-05.National Annex NAStandards referred to(and not included in Normative references and Annex ZA)DIN EN 20105-A02 Tests for colour fastness of textiles Part A02: Grey scale for assessing change incolour (ISO 105-A02 : 1993)DIN EN
5、 ISO 877 Methods of exposure of plastics to direct weathering, to weathering using glass-fil-tered daylight, and to intensified weathering by daylight using Fresnel mirrors(ISO 877 : 1994)DIN EN ISO 2818 Plastics Preparation of test specimens by machining (ISO 2818 : 1994)Ref. No. DIN EN ISO 16871 :
6、 2003-12English price group 08 Sales No. 110804.04DEUTSCHE NORM December 2003EN ISO 16871Continued overleaf.EN comprises 11 pages. No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has t
7、he exclusive right of sale for German Standards (DIN-Normen).Plastics piping and ducting systemsPlastics pipes and fittingsMethod for exposure to direct (natural) weathering(ISO 16871 : 2003)English version of DIN EN ISO 16871Supersedes DIN EN 1056,May 1996 edition.English versionICS 23.040.20; 23.0
8、40.45 Supersedes EN 1056 : 1996.Plastics piping and ducting systemsPlastics pipes and fittingsMethod for exposure to direct (natural) weathering(ISO 16871 : 2003) 2003. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN ISO 16871 : 2003
9、 EKunststoff-Rohrleitungs- und Schutz-rohrsysteme Rohre und Formstckeaus Kunststoffen Verfahren fr dieBewitterung im Freien(ISO 16871 : 2003)This European Standard was approved by CEN on 2003-05-05.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the condition
10、s for giving this European Standard the status of anational standard without any alteration.Up-to-date lists and bibliographical references concerning such national stand-ards may be obtained on application to the Management Centre or to anyCEN member.The European Standards exist in three official v
11、ersions (English, French, German).A version in any other language made by translation under the responsibility of aCEN member into its own language and notified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, the
12、 CzechRepublic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland,Ireland, Italy, Luxembourg, Malta, the Netherlands, Norway, Portugal, Slovakia,Spain, Sweden, Switzerland, and the United Kingdom.EN ISO 16871May 2003Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee f
13、or StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungSystmes de canalisations et degaines en matires plastiques Tubeset raccords en matires plastiques Mthode pour lexposition directe auxintempries (ISO 16871 : 2003)Page 2EN ISO 16871 : 2003ForewordInternational StandardISO 1
14、6871 : 2003 Plastics piping and ducting systems Plastics pipes and fittings Method for exposure todirect (natural) weathering,which was prepared by ISO/TC 138 Plastics pipes, fittings and valves for the transport of fluids of theInternational Organization for Standardization, has been adopted by Tec
15、hnical Committee CEN/TC 155 Plas-tics piping systems and ducting systems, the Secretariat of which is held by NEN, as a European Standard.This European Standard shall be given the status of a national standard, either by publication of an identicaltext or by endorsement, and conflicting national sta
16、ndards withdrawn, by November 2003 at the latest.In accordance with the CEN/CENELEC Internal Regulations, the national standards organizations of the follow-ing countries are bound to implement this European Standard:Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Hu
17、ngary, Iceland, Ireland,Italy, Luxembourg, Malta, the Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland, and theUnited Kingdom.Endorsement noticeThe text of the International Standard ISO 16871 : 2003 was approved by CEN as a European Standard withoutany modification.NOTE: Normativ
18、e references to international publications are listed in Annex ZA (normative).Page 3EN ISO 16871 : 20032344458810Page 4EN ISO 16871 : 2003Page 5EN ISO 16871 : 2003Page 6EN ISO 16871 : 2003Page 7EN ISO 16871 : 2003Page 8EN ISO 16871 : 2003Page 9EN ISO 16871 : 2003Page 10EN ISO 16871 : 2003Page 11EN ISO 16871 : 2003
