NSF 14B-2017 Plastics Piping System Components and Related Materials.pdf
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1、NSF International Standard / American National StandardNSF/ANSI 14 - 2016bPlastics Piping System Components and Related MaterialsNSF International, an independent, not-for-profit, non-governmental organization, is dedicated to being the leading global provider of public health and safety-based risk
2、management solutions while serving the interests of all stakeholders. This Standard is subject to revision. Contact NSF to confirm this revision is current. Users of this Standard may request clarifications and interpretations, or propose revisions by contacting: Chair, Joint Committee on Plastics c
3、/o NSF International 789 North Dixboro Road, P. O. Box 130140 Ann Arbor, Michigan 48113-0140 USA Phone: (734) 769-8010 Telex: 753215 NSF INTL FAX: (734) 769-0109 E-mail: infonsf.org Web: http:/www.nsf.orgi NSF/ANSI 14-2016b NSF International Standard/ American National Standard for Plastics Plastics
4、 piping system components and related materials Standard Developer NSF International NSF International Designated as an ANSI Standard November 29, 2016 American National Standards Institute ii Prepared by The NSF Joint Committee on Plastics Recommended for adoption by The NSF Council of Public Healt
5、h Consultants Adopted by NSF International October 1965 Revised February 1977 Revised September 1996 Revised December 2009 Revised November 1978 Revised November 1998 Revised April 2010 Revised November 1980 Revised December 1999 Revised April 2011 Revised November 1983 Revised February 2001 Revised
6、 February 2012 Revised November 1984 Revised January 2002 Revised March 2013 Revised November 1985 Revised January 2003 Revised August 2014 Revised August 1986 Revised September 2004 Revised May 2016 Revised October 1987 Revised August 2006 Revised June 2016 Revised December 1988 Revised March 2007
7、Revised June 2017 Revised November 1990 Revised May 2008 Published by NSF International PO Box 130140, Ann Arbor, Michigan 48113-0140, USA For ordering copies or for making inquiries with regard to this Standard, please reference the designation “NSF/ANSI 14 2016b”. Copyright 2017 NSF International
8、Previous editions 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2004, 2003, 2002, 2001, 1999, 1998, 1996, 1990, 1988, 1987, 1986, 1985, 1984, 1983, 1980, 1978, 1977. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means,
9、 electronic or mechanical, including photocopying and microfilm, without permission in writing from NSF International. Printed in the United States of America.iii Disclaimers1 NSF, in performing its functions in accordance with its objectives, does not assume or undertake to discharge any responsibi
10、lity of the manufacturer or any other party. The opinions and findings of NSF represent its professional judgment. NSF shall not be responsible to anyone for the use of or reliance upon this Standard by anyone. NSF shall not incur any obligation or liability for damages, including consequential dama
11、ges, arising out of or in connection with the use, interpretation of, or reliance upon this Standard. NSF Standards provide basic criteria to promote sanitation and protection of the public health. Provisions for mechanical and electrical safety have not been included in this Standard because govern
12、mental agencies or other national standards-setting organizations provide safety requirements. Participation in NSF Standards development activities by regulatory agency representatives (federal, local, state) shall not constitute their agencys endorsement of NSF or any of its Standards. Preference
13、is given to the use of performance criteria measurable by examination or testing in NSF Standards development when such performance criteria may reasonably be used in lieu of design, materials, or construction criteria. The illustrations, if provided, are intended to assist in understanding their ad
14、jacent standard requirements. However, the illustrations may not include all requirements for a specific product or unit, nor do they show the only method of fabricating such arrangements. Such partial drawings shall not be used to justify improper or incomplete design and construction. Unless other
15、wise referenced, the annexes are not considered an integral part of NSF Standards. The annexes are provided as general guidelines to the manufacturer, regulatory agency, user, or certifying organization.1 The information contained in this Disclaimer is not part of this American National Standard (AN
16、S) and has not been processed in accordance with ANSIs requirements for an ANS. Therefore, this Disclaimer may contain material that has not been subjected to public review or a consensus process. In addition, it does not contain requirements necessary for conformance to the Standard. This page is i
17、ntentionally left blank.v Contents 1 General . 1 1.1 Purpose 1 1.2 Scope . 1 1.3 Materials, design, and construction . 1 2 Normative references . 1 2.1 Normative references for plastic pipe and related components. 2 2.2 Normative references for compounds and other materials 8 2.3 International and o
18、ther normative references 9 3 Definitions . 10 4 Requirements for plastic piping system components and related materials 15 4.1 Materials . 15 4.2 Physical and performance requirements . 15 4.3 Potable water requirements . 15 4.4 Special engineered products . 15 4.5 Marking requirements 15 4.6 Quali
19、ty assurance 15 5 Physical and performance requirements 16 5.1 General. 16 5.2 Long-term strength of plastic pipe 16 5.3 Requirements for PVC resins 16 5.4 Critical dimensions . 16 5.5 PVC ingredients . 17 5.6 Monitoring 17 5.7 Chlorine resistance dependent transfer listing requirements 17 5.8 Fitti
20、ngs and valves . 17 6 Special engineered (SE) product requirements . 18 6.1 General. 18 6.2 SE specifications 19 7 Requirements for potable water plastic piping system components and related materials . 19 7.1 General. 19 7.2 Requirements for generic ingredients 19 7.3 Requirements for lead 20 7.4 M
21、onitoring 21 8 Marking requirements . 21 8.1 General. 21 8.2 Pipe 21 8.3 Fittings and appurtenances 21 8.4 Thread compounds, sealants, gasket lubricants, solvent cement, and adhesives 22 8.5 Special engineered products . 22 8.6 Ingredients . 22 9 Quality assurance . 22 9.1 General. 22 9.2 Start-up a
22、nd qualification . 22 9.3 Generic ingredients 23 9.4 Verification of the calibration of equipment 23 9.5 Quality assurance records . 23 9.6 Production code identification 24 9.7 Number of test specimens . 24 9.8 Formulation verification for solvent cements and primers . 24 9.9 Product-specific quali
23、ty assurance requirements 24 Annex A References . 51 Annex B Abbreviations 53This page is intentionally left blank. vii Foreword2 The purpose of this Standard is to establish minimum physical, performance, and health effects requirements for plastics piping system components and related materials. I
24、n this edition of NSF/ANSI 14, the following revisions have been incorporated: Issue 78 This revision removed polybutylene fittings from Table 11 Issue 81 Product dimensional requirements in sections 5.1 and 5.4 were clarified. Issue 82 QC requirements for NSF 358-3 were added to the Standard. Issue
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