BS-EN-12201-2-2003.pdf
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1、BRITISH STANDARD BS EN 12201-2:2003 Plastics piping systems for water supply Polyethylene (PE) Part 2: Pipes The European Standard EN 12201-2:2003 has the status of a British Standard ICS 23.040.20; 91.140.60 ? BS EN 12201-2:2003 This British Standard, was published under the authority of the Standa
2、rds Policy and Strategy Committee on 5 December 2003 BSI 5 December 2003 ISBN 0 580 42982 2 National foreword This British Standard is the official English language version of EN 12201-2:2003. Collectively, EN 12201-1, EN 12201-2 and EN 12201-5 comprise a revision of: BS 6572:1985, Specification for
3、 blue polyethylene pipes up to nominal size 63 for below ground use for potable water; BS 6730:1986, Specification for black polyethylene pipes up to nominal size 63 for above ground use for cold potable water. It is intended that these British Standards will be declared obsolescent by March 2005. N
4、OTE 1The UK water industry has indicated that following the publication of this British Standard, the following Water Industry Specification will be declared obsolescent by March 2005 and retained for reference where applicable: WIS 4-32-17 (Issue 2), Specification for polyethylene pressure pipes fo
5、r pressurised water supply and sewerage duties.1) The UK participation in its preparation was entrusted by Technical Committee PRI/88 (previously PRI/61), Plastics piping systems, to Subcommittee PRI/88/2 (previously PRI/61/2), Plastics piping systems for pressure applications, which has the respons
6、ibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. NOTE 2It was decided not to proceed with the publication of prEN 12201-6, Recommended practice for installation, and that existing national practices would be applicable. In the UK, in t
7、he absence of a British Standard covering installation, it is the opinion of Technical Committee PRI/88, Plastics piping systems, that reference to the Polyethylene Pipe Systems Manual2), a joint publication of WRc and BPF Plastic Pipes Group represents established UK practice. NOTE 3Part 7 has been
8、 prepared as a CEN/TS, to allow further development. CEN/TS 12201-7 is not mandatory under the Public Procurement Directive. 1)Published by WRc, Swindon. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposal
9、s for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. 2)WRc/BPF PLASTIC PIPES GROUP. Polyethylene Pipe Systems Manual. Swindon: WRc, 2002. Amendments issued since publication Amd. No. DateComments BS EN 12201-2:2003 X
10、 ISB X-0002 i Attention is drawn to the following statutory regulations: Health and Safety at Work etc. Act 1974 and subsequent regulations. Attention is also drawn to any appropriate safety precautions. It is assumed in the drafting of a standard that the execution of its provisions is entrusted to
11、 appropriately qualified people. Additional information With reference to the Introduction and 5.3, as yet there is no pan-European agreement on water quality requirements, so existing UK regulations remain in force. Regulation 25 of the Water Supply (Water Quality) Regulations 1989 specifies the ci
12、rcumstances in which water undertakers may use products in contact with water supplies in England and Wales. As part of the UK regulations, all pipes and fittings used to convey drinking water supplies are required to be approved under the provisions of Regulation 25(1) (a) or (b) as appropriate and
13、 the Water Regulation Advisory Scheme (WRAS) to ensure that their use will not cause adverse effect on water quality or a risk to health of consumers. In Scotland and Northern Ireland there are similar provisions. These regulations will be revised as necessary to comply with the EU Drinking Water Qu
14、ality Directive. The UK National Annex NA attached to this standard provides additional information on the selection and installation of piping systems and components in the UK. Cross-references The British Standards which implement international or European publications referred to in this document
15、 may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” 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. Use
16、rs are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 19 and a back cover. The BSI copy
17、right notice displayed in this document indicates when the document was last issued. BS EN 12201-2:2003 iiISB -XX2000 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12201-2 March 2003 ICS 23.040.20; 91.140.60 English version Plastics piping systems for water supply - Polyethylene (PE) - Part 2
18、: Pipes Systme de canalisations en plastique pour lalimentation en eau - Polythylne (PE) - Partie 2: Tubes Kunststoff-Rohrleitungssysteme fr die Wasserversorgung - Polyethylen (PE) - Teil 2: Rohre This European Standard was approved by CEN on 4 December 2002. CEN members are bound to comply with the
19、 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 Management Centre or t
20、o 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 Management Centre has the same status as the official versions.
21、 CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDI
22、ZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2003 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12201-2:2003 E EN 12201-2:2003 (E) 2 Contents Foreword
23、3 Introduction. 4 1Scope 5 2Normative references 5 3Terms and definitions, symbols and abbreviations 6 4Material. 6 4.1 Compound . 6 4.2 Identification compound. 6 5General characteristics. 6 5.1 Appearance 6 5.2 Colour. 6 5.3 Effect on water quality 6 6Geometrical characteristics. 6 6.1 Measurement
24、s. 6 6.2 Mean outside diameter and out-of-roundness (ovality) 6 6.3 Wall thicknesses and their tolerances 8 6.4 Coiled pipe. 11 6.5 Lengths 11 7Mechanical characteristics. 11 7.1 Conditioning 11 7.2 Requirements 11 7.3 Retest in case of failure at 80 C 12 8Physical characteristics . 13 8.1 Condition
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