NSF 14-2014 Plastics Piping System Components and Related Materials.pdf
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1、NSF International Standard /American National StandardNSF/ANSI 14 - 2015Plastics Piping System Components and Related MaterialsYEARS1965-2015CELEBRATINGNSF International, an independent, not-for-profit, non-governmental organization, is dedicated to being the leading global provider of public health
2、 and safety-based risk 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
3、Committee on Plastics c/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.org i NSF International Standard/ American National Standard for Plastics Pl
4、astics piping system components and related materials Standard Developer NSF International NSF International Designated as an ANSI Standard August 12, 2014 American National Standards Institute ii Prepared by The NSF Joint Committee on Plastics Recommended for adoption by The NSF Council of Public H
5、ealth Consultants Adopted by NSF International October 1965 Revised February 1977 Revised January 2002 Revised November 1978 Revised January 2003 Revised November 1980 Revised September 2004 Revised November 1983 Revised August 2006 Revised November 1984 Revised March 2007 Revised November 1985 Revi
6、sed May 2008 Revised August 1986 Revised December 2009 Revised October 1987 Revised April 2010 Revised December 1988 Revised April 2011 Revised November 1990 Revised February 2012 Revised September 1996 Revised March 2013 Revised November 1998 Revised December 1999 Revised August 2014 Revised Februa
7、ry 2001 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 2015.” Copyright 2015 NSF International Previous editions 2013, 2012, 2011, 2010, 2009, 20
8、08, 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, electronic or mechanical, including photocopying and microfilm, wit
9、hout permission in writing from NSF International. Printed in the United States of America. iii Disclaimers1NSF, in performing its functions in accordance with its objectives, does not assume or undertake to discharge any responsibility of the manufacturer or any other party. The opinions and findin
10、gs 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 damages, arising out of or in connection with the use, interpretation of
11、, 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 governmental agencies or other national standards-setting organizations pr
12、ovide 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 is given to the use of performance criteria measurable by examinatio
13、n 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 adjacent standard requirements. However, the illustrations may not inc
14、lude 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 otherwise referenced, the annexes are not considered an integral part of
15、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 (ANS) and has not been processed in accordance with ANSIs requirements
16、 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 intentionally left blank. Contents 1 General 1 1.1 Purpose 1 1.2 Sco
17、pe . 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 other normative references . 8 3 Definitions . 10 4 Requirements for pla
18、stic 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 Quality assurance . 15 5 Physical and performance requirements 16 5.1 Gene
19、ral . 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 16 5.6 Monitoring . 17 5.7 Chlorine resistance dependent transfer listing requirements 17 5.8 Fittings and valves . 17 6 Special engineered (SE) product requirements 1
20、8 6.1 General . 18 6.2 SE specifications . 18 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 Monitoring . 20 8 Marking requirements 21 8.1 General . 21 8.2 Pip
21、e 21 8.3 Fittings and appurtenances . 21 8.4 Thread compounds, sealants, gasket lubricants, solvent cement, and adhesives . 21 8.5 Special engineered products . 21 8.6 Ingredients 22 9 Quality assurance 22 9.1 General . 22 9.2 Start-up and qualification . 22 9.3 Generic ingredients . 23 9.4 Verifica
22、tion of the calibration of equipment 23 9.5 Quality assurance records . 23 9.6 Production code identification 23 9.7 Number of test specimens . 23 9.8 Formulation verification for solvent cements and primers . 23 9.9 Product-specific quality assurance requirements . 23 Annex A . A1 Annex B . B1 This
23、 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. This is the 50thanniversary of NSF/ANSI 14 first published in 1965. In this edit
24、ion of NSF/ANSI 14, the following revisions have been incorporated: Issue 40: This is a revision updating table 2 and table 8. Issue 55: This is a revision to update the normative references. Issue 57: This adds a QC table for ASTM F477. This Standard is referenced in multiple standards already in N
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