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本文(AWWA C903-2016 Polyethylene CAluminum CPolyethylene (PE CAL CPE) Composite Pressure Pipe 12 mm ( In ) Through 51 mm (2 In ) for Water Service.pdf)为本站会员(confusegate185)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

AWWA C903-2016 Polyethylene CAluminum CPolyethylene (PE CAL CPE) Composite Pressure Pipe 12 mm ( In ) Through 51 mm (2 In ) for Water Service.pdf

1、AWWA Standard SM PolyethyleneAluminum Polyethylene (PEALPE) Composite Pressure Pipe, 12 mm ( In.) Through 51 mm (2 In.), for Water Service Effective date: Dec. 1, 2016. First edition approved by AWWA Board of Directors Jan. 20, 2002. This edition approved June 19, 2016. Approved by American National

2、 Standards Institute May 31, 2016. ANSI/AWWA C903-16 (Revision of ANSI/AWWA C903-05) Copyright 2016 American Water Works Association. All Rights Reserved. ii AWWA Standard This document is an American Water Works Association (AWWA) standard. It is not a specification. AWWA standards describe minimum

3、 requirements and do not contain all of the engineering and administrative information normally contained in specifications. The AWWA standards usually contain options that must be evaluated by the user of the standard. Until each optional feature is specified by the user, the product or service is

4、not fully defined. AWWA pub- lication of a standard does not constitute endorsement of any product or product type, nor does AWWA test, certify, or approve any product. The use of AWWA standards is entirely voluntary. This standard does not supersede or take precedence over or displace any applicabl

5、e law, regulation, or code of any governmental authority. AWWA standards are intended to represent a consensus of the water industry that the product described will provide satisfactory ser- vice. When AWWA revises or withdraws this standard, an official notice of action will be placed on the first

6、page of the Official Notice section of Journal American Water Works Association. The action becomes effective on the first day of the month following the month of Journal American Water Works Association publication of the official notice. American National Standard An American National Standard imp

7、lies a consensus of those substantially concerned with its scope and provisions. An American National Standard is intended as a guide to aid the manufacturer, the consumer, and the general public. The existence of an American National Standard does not in any respect preclude anyone, whether that pe

8、rson has ap - proved the standard or not, from manufacturing, marketing, purchasing, or using products, processes, or procedures not conforming to the standard. American National Standards are subject to periodic review, and users are cautioned to obtain the latest editions. Producers of goods made

9、in conformity with an American National Standard are encour - aged to state on their own responsibility in advertising and promotional materials or on tags or labels that the goods are produced in conformity with particular American National Standards. Caution n oti Ce : The American National Standa

10、rds Institute (ANSI) approval date on the front cover of this standard indicates completion of the ANSI approval process. This American National Standard may be revised or withdrawn at any time. ANSI procedures require that action be taken to reaffirm, revise, or withdraw this standard no later than

11、 five years from the date of publication. Purchasers of American National Standards may receive current information on all standards by calling or writing the American National Standards Institute, 25 West 43rd Street, Fourth Floor, New York, NY 10036; 212.642.4900; or emailing infoansi.org. ISBN-13

12、, print: 978-1-62576-188-0 eISBN-13, electronic: 978-1-61300-397-8DOI: http:/dx.doi.org/10.12999/AWWA.C903.16 All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information or

13、 retrieval system, except in the form of brief excerpts or quotations for review purposes, without the written permission of the publisher. Copyright 2016 by American Water Works Association Printed in USA hours of work by your fellow water professionals. Revenue from the sales of this AWWA material

14、 supports ongoing product development. Unauthorized distribution, either electronic or photocopied, is illegal and hinders AWWAs mission to support the water community. This AWWA content is the product of thousands of Copyright 2016 American Water Works Association. All Rights Reserved. iii Committe

15、e Personnel The AWWA Standards Subcommittee on C903, which reviewed and developed this revision, had the following personnel at the time: Larry J. Gill, Chair J.F. Fishburne, Charlotte, N.C. (AWWA) L.J. Gill, IPEX USA LLC, Mississauga, Ont., Canada (AWWA) Serge Leroux,* IPEX USA LLC, Verdun, Que., C

16、anada (AWWA) L. MacNevin, Rehau Inc., Leesburg, Va. (AWWA) G. Morgan, Watts Water Technologies, Kansas City, Mo. (AWWA) C.G. Rubeiz, PPI, Fairfax, Va. (AWWA) G. Runyan, Zurn PEX Inc., Commerce, Texas (AWWA) H. Svetlik, Georg Fischer Central Plastics LLC, Dallas, Texas (AWWA) The AWWA Standards Commi

17、ttee on Polyolefin (PE) Pressure Pipe and Fittings, which reviewed and approved this standard, had the following personnel at the time of approval: John F. Fishburne, Chair General Interest Members J.L. Beaver, Simpson Gumpertz Heger Inc., Waltham, Mass. (AWWA) J.P. Castronovo, Consultant, Blue Ridg

18、e, Ga. (AWWA) A. Chastain-Howley, Standards Council Liaison, Black their solutions require specialized knowledge. The wave velocity and surge pressure that result from abrupt changes in the veloc- ity of a column of water moving through a restrained pipe may be calculated using the following equations: a = K r (Eg F-2) 1 + Kd E PE (t PEi+ t PEo ) + E AL(t AL ) P s = rv o a (Eq F-3) Where: a = wave velocity, ft/sec (m/sec) K = bulk modulus of water 294,000 lb/in. 2(2,100 MPa) Copyright 2016 American Water Works Association. All Rights Reserved.

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