BS ISO 7005-1-2011 en_7176 Pipe flanges Steel flanges for industrial and general service piping systems《管道法兰.工业和一般用途管道系统用钢法兰》.pdf
《BS ISO 7005-1-2011 en_7176 Pipe flanges Steel flanges for industrial and general service piping systems《管道法兰.工业和一般用途管道系统用钢法兰》.pdf》由会员分享,可在线阅读,更多相关《BS ISO 7005-1-2011 en_7176 Pipe flanges Steel flanges for industrial and general service piping systems《管道法兰.工业和一般用途管道系统用钢法兰》.pdf(22页珍藏版)》请在麦多课文档分享上搜索。
1、raising standards worldwide NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BSI Standards Publication BS ISO 7005-1:2011 Pipe flanges Part 1: Steel flanges for industrial and general service piping systemsBS ISO 7005-1:2011 BRITISH STANDARD National foreword This British Stand
2、ard is the UK implementation of ISO 7005-1:2011. The UK participation in its preparation was entrusted to Technical Committee PSE/15, Flanges. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the neces
3、sary provisions of a contract. Users are responsible for its correct application. BSI 2011 ISBN 978 0 580 56220 4 ICS 23.040.60 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strate
4、gy Committee on 31 August 2011. Amendments issued since publication Date Text affectedBS ISO 7005-1:2011Reference number ISO 7005-1:2011(E) ISO 2011INTERNATIONAL STANDARD ISO 7005-1 Second edition 2011-07-15 Pipe flanges Part 1: Steel flanges for industrial and general service piping systems Brides
5、de tuyauteries Partie 1: Brides en acier pour systmes de canalisations industrielles et dutilisation gnrale BS ISO 7005-1:2011 ISO 7005-1:2011(E) COPYRIGHT PROTECTED DOCUMENT ISO 2011 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any fo
6、rm 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 country of the requester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09
7、 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ii ISO 2011 All rights reservedBS ISO 7005-1:2011 ISO 7005-1:2011(E) ISO 2011 All rights reserved iiiContents Page Foreword iv Introduction.v 1 Scope1 2 Normative references1 3 Terms and definitions .1 4 Purchaser specification dat
8、a5 5 Process.6 6 Pressure limits.6 7 Material .7 8 Application considerations 7 9 Other considerations for specification .8 10 Installation guidance.8 Annex A (informative) Information to be specified by the purchaser9 Bibliography10 BS ISO 7005-1:2011 ISO 7005-1:2011(E) iv ISO 2011 All rights reser
9、vedForeword ISO (the International 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
10、a technical committee has been established 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 matt
11、ers of electrotechnical standardization. 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 circul
12、ated to the member bodies for voting. 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 responsib
13、le for identifying any or all such patent rights. ISO 7005-1 was prepared by Technical Committee ISO/TC 5, Ferrous metal pipes and metallic fittings, Subcommittee SC 10, Metallic flanges and their joints. This second edition cancels and replaces the first edition (ISO 7005-1:1992), which has been te
14、chnically revised. ISO 7005 consists of the following parts, under the general title Pipe flanges: Part 1: Steel flanges for industrial and general service piping systems It also consists of the following parts, under the general title, Metallic flanges: Part 2: Cast iron flanges Part 3: Copper allo
15、y and composite flanges BS ISO 7005-1:2011 ISO 7005-1:2011(E) ISO 2011 All rights reserved vIntroduction This part of ISO 7005 makes normative reference to a family of two distinct steel flange series, each of which has sectorial relevance in noteworthy global marketplaces. Each is widely used withi
16、n these regional entities. Each of these individual flange series, taken separately, represents a very large installed flange population and as such, it is not an economically viable option to compel replacement with a single flange series. The steel flange harmonization specified in the previous ed
17、ition did not achieve the anticipated market acceptance. This can be attributed firstly to the fact that this part of ISO 7005 has not, prior to this revision, been updated and, secondly, that this part of ISO 7005 lacked normative requirements for many materials and their corresponding pressure/tem
18、perature ratings. In addition, dimensional compromises made during the drafting of the previous edition have not been acknowledged in important market sectors. While this part of ISO 7005 remained unchanged for many years, sectorial flange standards have kept pace and by doing so maintained market p
19、rominence. With this revision, normative reference requirements are added for the two most prominent sectorial flange series, each endowed with significant market presence. The revision of this part of ISO 7005 is intended to more readily accommodate and expand regional and national standardization
20、needs by providing ready access to a sectorial series whose requirements are contemporaneous with regional imperatives. BS ISO 7005-1:2011BS ISO 7005-1:2011 INTERNATIONAL STANDARD ISO 7005-1:2011(E) ISO 2011 All rights reserved 1Pipe flanges Part 1: Steel flanges for industrial and general service p
21、iping systems 1 Scope This part of ISO 7005 establishes a base specification for pipe flanges suitable for general purpose and industrial applications including, but not limited to, chemical process industries, electric power generating industries, petroleum and natural gas industries. It places res
22、ponsibility for the selection of a flange series with the purchaser. It is applicable to flanges within facilities engaged in the processing or handling of a wide variety of fluids, including steam, pressurized water and chemical, petroleum, natural gas or related products. EXAMPLE Steam power plant
23、, petroleum refinery, loading terminal, natural gas processing plant (including liquefied natural gas facilities), offshore oil and gas production platforms, chemical plant, bulk plant, compounding plant, tank farm. This part of ISO 7005 is also applicable to packaged equipment piping, which interco
24、nnects individual pieces or stages of equipment within a packaged equipment assembly for use within facilities engaged in the processing or handling of a variety of fluids, including steam and chemical, petroleum, natural gas or related products. 2 Normative references The following referenced docum
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