EN 12982-2009 en Industrial valves - End-to-end and centre-to-end dimensions for butt welding end valves《工业阀门 铰链焊接端阀门端对端和中心对末端尺寸》.pdf
《EN 12982-2009 en Industrial valves - End-to-end and centre-to-end dimensions for butt welding end valves《工业阀门 铰链焊接端阀门端对端和中心对末端尺寸》.pdf》由会员分享,可在线阅读,更多相关《EN 12982-2009 en Industrial valves - End-to-end and centre-to-end dimensions for butt welding end valves《工业阀门 铰链焊接端阀门端对端和中心对末端尺寸》.pdf(24页珍藏版)》请在麦多课文档分享上搜索。
1、BS EN 12982:2009ICS 23.060.01NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDIndustrial valves End-to-end and centre-to-end dimensionsfor butt welding endvalvesThis British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on
2、31 January2010. BSI 20ISBN 978 0 580 55290 8Amendments/corrigenda issued since publicationDate CommentsBS EN 12982:2009National forewordThis British Standard is the UK implementation of EN 12982:2009. Itsupersedes BS EN 12982:2000 which is withdrawn.The UK participation in its preparation was entrus
3、ted to TechnicalCommittee PSE/18/1, Valves - Basic standards.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Comp
4、liance with a British Standard cannot confer immunityfrom legal obligations.10BS EN 12982:2009EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 12982August 2009ICS 23.060.01 Supersedes EN 12982:2000 English VersionIndustrial valves - End-to-end and centre-to-end dimensions forbutt welding end valves
5、Robinetterie industrielle - Dimensions entre extrmits etdextrmit axe des appareils de robinetterie souder enboutIndustriearmaturen - Baulngen fr Armaturen mitAnschweiendenThis European Standard was approved by CEN on 17 July 2009.CEN members are bound to comply with the CEN/CENELEC Internal Regulati
6、ons which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This Europe
7、an Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the nationa
8、l standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and Unite
9、d Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 12982:2009: EBS EN
10、12982:2009EN 12982:2009 (E) 2 Contents Page Foreword 3Introduction .41 Scope 52 Normative references 53 Terms and definitions .54 Dimensions and tolerances 64.1 Basic series 64.2 Tolerances 6Annex A (informative) Origin of basic series 18Annex B (informative) Relationship between DN (nominal size) a
11、nd nominal pipe size (NPS) . 20Bibliography . 21BS EN 12982:2009EN 12982:2009 (E) 3 Foreword This document (EN 12982:2009) has been prepared by Technical Committee CEN/TC 69 “Industrial valves”, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national
12、 standard, either by publication of an identical text or by endorsement, at the latest by February 2010, and conflicting national standards shall be withdrawn at the latest by February 2010. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
13、 rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 12982:2000. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Sta
14、ndard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom
15、. BS EN 12982:2009EN 12982:2009 (E) 4 Introduction The basic series given in this European Standard are taken from the original series shown in Annex A. Changes made to the original series will not be automatically incorporated into this European Standard. The progress in work in the standardization
16、 of the different products may require a revision of this European Standard by adding or subtracting some basic series. BS EN 12982:2009EN 12982:2009 (E) 5 1 Scope This European Standard specifies the end-to-end and centre-to-end dimensions for steel butt-welding end valves with connecting dimension
17、s of welding ends in compliance with EN 12627, used in PN and Class designated piping systems. The range of PN is: PN 10; PN 16; PN 25; PN 40; PN 63; PN 100; PN 160; PN 250; PN 320; PN 400. The range of Class is: Class 150, Class 300, Class 600, Class 900, Class 1 500, Class 2 500. The range of nomi
18、nal size is: DN 8; DN 10; DN 15; DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100; DN 125; DN 150; DN 200; DN 250; DN 300; DN 350; DN 400; DN 450; DN 500; DN 600; DN 700; DN 750; DN 800; DN 900, DN 1 000; DN 1 200. NOTE 1 DN 750 is not applicable to PN designated valves. NOTE 2 See Annex B fo
19、r the relationship between nominal size (DN) and nominal pipe size (NPS). NOTE 3 Valves having welding end profiles different from those specified in EN 12627, may use the same dimensions than those specified in Table 1. 2 Normative references The following referenced documents are indispensable for
20、 the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 736-1:1995, Valves Terminology Part 1: Definition of types of valves EN 736-2:1997, Valves Terminology
21、 Part 2: Definition of components of valves 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 736-1:1995 and EN 736-2:1997 and the following apply. 3.1 end-to end dimensions (ETE) distance expressed between the ends of the body for straight pattern valv
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- EN129822009ENINDUSTRIALVALVESENDTOENDANDCENTRETOENDDIMENSIONSFORBUTTWELDINGENDVALVES 工业 阀门 铰链 焊接 中心 末端

链接地址:http://www.mydoc123.com/p-707052.html