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    SANS 15876-3-2005 Plastics piping systems for hot and cold water installations - Polybutylene (PB) Part 3 Fittings《冷热水装置用塑料管道系统 聚丁烯(PB) 第3部分 配件》.pdf

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    SANS 15876-3-2005 Plastics piping systems for hot and cold water installations - Polybutylene (PB) Part 3 Fittings《冷热水装置用塑料管道系统 聚丁烯(PB) 第3部分 配件》.pdf

    1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA

    2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any

    3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ICS 83.140.30; 91.140.60 ISBN 0-626-16955-0 SANS 15876-3:2005Edition 1ISO 15876-3:2003Edition 1SOUTH AFRICAN NATIONAL STANDARD Plastics piping systems fo

    4、r hot and cold water installations Polybutylene (PB) Part 3: Fittings This national standard is the identical implementation of ISO 15876-3:2003 and is adopted with the permission of the International Organization for Standardization. Published by Standards South Africa 1 dr lategan road groenkloof

    5、private bag x191 pretoria 0001 tel: 012 428 7911 fax: 012 344 1568 international code + 27 12 www.stansa.co.za Standards South Africa SANS 15876-3:2005 Edition 1 ISO 15876-3:2003 Edition 1 Table of changes Change No. Date Scope Abstract Specifies the characteristics of fittings for polybutylene (PB)

    6、 piping systems intended to be used for hot and cold water installations within buildings for the conveyance of water, whether or not intended for human consumption (domestic systems), and for heating systems under design pressures and temperatures according to the class of application. Keywords dri

    7、nking water lines, drinking water supply, fittings, heated systems, heaters, heating coil welding, heating equipment, hot-water central heating, hot water, hot water heating, house installations, mechanical properties, operating conditions, physical properties, pipe couplings, pipe fittings, pipelin

    8、e installations, pipelines, pipes, piping system, plastic pipelines, plastic pipes, plastics, plastic tubes, polybutylene, polyolefins, potable water, service installations in buildings, specifications, thermal environment systems, tubes, water, water pipelines, water pipes, water supply, welded joi

    9、nts. National foreword This South African standard was approved by National Committee StanSA SC 5140.14C, Plastics pipes and fittings Polypropylene pipes, in accordance with procedures of Standards South Africa, in compliance with annex 3 of the WTO/TBT agreement. Reference numberISO 15876-3:2003(E)

    10、ISO 2003INTERNATIONAL STANDARD ISO15876-3First edition2003-12-01Plastics piping systems for hot and cold water installations Polybutylene (PB) Part 3: Fittings Systmes de canalisations en plastique pour les installations deau chaude et froide Polybutne (PB) Partie 3: Raccords ISO 15876-3:2003(E) PDF

    11、 disclaimer This PDF file may contain embedded typefaces. In accordance with Adobes licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, par

    12、ties accept therein the responsibility of not infringing Adobes licensing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative

    13、 to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. ISO 2003

    14、All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISOs member body in the countr

    15、y of the requester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ii ISO 2003 All rights reservedISO 15876-3:2003(E) ISO 2003 All rights reserved iiiForeword ISO (the International

    16、Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been esta

    17、blished has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardiza

    18、tion. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for votin

    19、g. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such

    20、patent rights. ISO 15876-3 was prepared by the European Committee for Standardization (CEN) in collaboration with Technical Committee ISO/TC 138, Plastics pipes, fittings and valves for the transport of fluids, Subcommittee SC 2, Plastics pipes and fittings for water supplies, in accordance with the

    21、 Agreement on technical cooperation between ISO and CEN (Vienna Agreement). Throughout the text of this document, read “.this European Standard.” to mean “.this International Standard.”. ISO 15876 consists of the following parts, under the general title Plastics piping systems for hot and cold water

    22、 installations Polybutylene (PB): Part 1: General Part 2: Pipes Part 3: Fittings Part 5: Fitness for purpose of the system Part 7: Guidance for the assessment of conformity Technical Specification ISO 15876-3:2003(E) iv ISO 2003 All rights reservedContentsForewordvIntroductionvi1Scope12Normative ref

    23、erences13Terms and definitions, symbols and abbreviated terms.24Material characteristics34.1Plastics fitting material.34.1.1Fitting material identical to the PB pipe compound34.1.2PB Fitting material not identical to the PB pipe compound34.1.3Plastics fitting material other than PB44.2Metallic fitti

    24、ng material44.3Influence on water intended for human consumption45General characteristics.55.1Appearance55.2Opacity.56Geometrical characteristics.56.1General.56.1.1Nominal diameter(s).56.1.2Angles56.1.3Threads56.2Dimensions of sockets for socket weld and electrofusion fittings56.2.1Dimensions of soc

    25、ket weld fittings.56.2.2Dimensions of sockets for electrofusion fittings.76.3Dimensions of metallic fittings87Mechanical characteristics of plastics fittings.97.1General.97.2Fitting material identical to the PB pipe compound97.3Fitting made from PB not identical to the PB pipe compound.97.4Fittings

    26、made from plastics other than PB.98Physical and chemical characteristics of plastics components109Sealing elements.1010Performance requirements1011Marking.1111.1General requirements1111.2Minimum required marking.11Bibliography12ISO 15876-3:2003(E) ISO 2003 All rights reserved vForewordThis document

    27、(EN ISO 15876-3:2003) has been prepared by Technical Committee CEN/TC 155 “Plastics pipingsystems and ducting systems”, the secretariat of which is held by NEN, in collaboration with Technical CommitteeISO/TC 138 “Plastics pipes, fittings and valves for the transport of fluids“.This European Standar

    28、d shall be given the status of a national standard, either by publication of an identical text orby endorsement, at the latest by June 2004, and conflicting national standards shall be withdrawn at the latest byDecember 2005.NOTE This draft was submitted for CEN enquiry as prEN 12319-3:1995.This sta

    29、ndard is part of a System Standard for plastics piping systems of a particular material for a specifiedapplication. There are a number of such System Standards.System Standards are based on the results of the work being undertaken in ISO/TC 138 “Plastics pipes, fittingsand valves for the transport o

    30、f fluids“, which is a Technical Committee of the International Organisation forStandardization (ISO).They are supported by separate Standards on test methods to which references are made throughout the SystemStandard.The System Standards are consistent with general standards on functional requiremen

    31、ts and recommendedpractices for installation.EN ISO 15876:2003 consists of the following Parts 1), under the general title Plastics piping systems for hot andcold water installations Polybutylene (PB). Part 1: General Part 2: Pipes Part 3: Fittings (the present standard) Part 5: Fitness for purpose

    32、of the system Part 7 Guidance for the assessment of conformity (CEN ISO/TS 15876-7).This Part of EN ISO 15876 includes a BibliographyAt the date of publication of this standard, System Standards for piping systems of other plastics materials used forthe same application include the following:EN ISO

    33、15874, Plastics piping systems for hot and cold water installations Polypropylene (PP)EN ISO 15875, Plastics piping systems for hot and cold water installations Crosslinked polyethylene (PE-X)EN ISO 15877, Plastics piping systems for hot and cold water installations Chlorinated poly(vinyl chloride)(

    34、PVC-C)For pipes and fittings which have conformed to the relevant national standard before 1stNovember, 2003, asshown by the manufacturer or by a certification body, the national standard may continue to apply until 30thNovember 2005.According to the CEN/CENELEC Internal Regulations, the national st

    35、andards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal,Slovakia, Spain, Sweden, Switzerland and the U

    36、nited Kingdom.1)This System Standard does not incorporate a Part 4 Ancillary equipment or a Part 6 Guidance for installation. For ancillaryequipment separate standards can apply. Guidance on installation of plastics piping systems made from different materialsintended to be used for hot and cold wat

    37、er installations is given by ENV 121081.ISO 15876-3:2003(E) vi ISO 2003 All rights reservedIntroductionThe System Standard of which this is Part 3, specifies the requirements for a piping system when made frompolybutylene (PB). The piping system is intended to be used for hot and cold water installa

    38、tions.In respect of potential adverse effects on the quality of water intended for human consumption, caused by theproduct covered by this standard: This standard provides no information as to whether the product may be used without restriction in any of theMember States of the EU or EFTA; It should

    39、 be noted that, while awaiting the adoption of verifiable European criteria, existing national regulationsconcerning the use and/or the characteristics of this product remain in force.Requirements and test methods for materials and components, other than fittings, are specified in Part 1 and Part 2o

    40、f EN ISO 15876:2003. Characteristics for fitness for purpose (mainly for joints) are covered in Part 5. Part 7 (CENISO/TS 15876-7) gives guidance for the assessment of conformity.This Part of EN ISO 15876 specifies the characteristics of the fittings.ISO 15876-3:2003(E) ISO 2003 All rights reserved

    41、11 ScopeThis Part of EN ISO 15876: specifies the characteristics of fittings for polybutylene (PB) piping systems intendedto be used for hot and cold water installations within buildings for the conveyance of water, whether or not intendedfor human consumption (domestic systems) and for heating syst

    42、ems under design pressures and temperaturesaccording to the class of application (see Table 1 of EN ISO 15876-1:2003).This standard covers a range of service conditions (application classes) and design pressure classes. For values ofTD, Tmax and Tmal in excess of those in Table 1 of Part 1, this sta

    43、ndard does not apply.NOTE It is the responsibility of the purchaser or specifier to make the appropriate selections from these aspects, taking into account theirparticular requirements and any relevant national regulations and installation practices or codes.It also specifies the parameters for the

    44、test methods referred to in this standard.In conjunction with the other parts of EN ISO 15876 (see Foreword) it is applicable to fittings made from PB and tofittings made from other materials which are intended to be fitted to pipes conforming to EN ISO 15876-2:2003 forhot and cold water installatio

    45、ns and whereby the joints conform to the requirements of EN ISO 15876-5.It is also applicable to fittings made from alternative materials which when fitted to pipes conforming to Part 2,conform to the requirements of Part 5 of EN ISO 15876:2003.This standard is applicable to fittings of the followin

    46、g types: socket fusion fittings electrofusion fittings mechanical fittings fittings with incorporated inserts2 Normative referencesThis standard incorporates by dated or undated reference, provisions from other publications. These normativereferences are cited at the appropriate places in the text a

    47、nd the publications are listed hereafter. For datedreferences, subsequent amendments to, or revisions of, any of these publications apply to this standard only whenincorporated in it by amendment or revision. For undated references the latest edition of the publication referred toapplies (including

    48、amendments).EN 578, Plastics piping systems Plastics pipes and fittings Determination of the opacityEN 681-1, Elastomeric seals Materials requirements for pipe joint seals used in water and drainage applicationsPart 1: Vulcanized rubberEN 681-2, Elastomeric seals Materials requirements for pipe join

    49、t seals used in water and drainage applicationsPart 2: Thermoplastic elastomersEN 921:1994, Plastics piping systems Thermoplastics pipes Determination of resistance to internal pressureat constant temperatureEN 1254-3, Copper and copper alloys Plumbing fittings Part 3: Fittings with compression ends for use withplastics pipesEN 10088-1, Stainless steels Part 1: List of stainless steelsprEN 10226-1, Pipe threads where pressure tight joints are made on the threads Part 1 : Taper external threadsand para


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