BS EN 16722-2015 Industrial valves End-to-end and centre-to-end dimensions for valves with threaded ends《工业阀门 带有螺纹端的阀门的端至端和中心到端的尺寸》.pdf
《BS EN 16722-2015 Industrial valves End-to-end and centre-to-end dimensions for valves with threaded ends《工业阀门 带有螺纹端的阀门的端至端和中心到端的尺寸》.pdf》由会员分享,可在线阅读,更多相关《BS EN 16722-2015 Industrial valves End-to-end and centre-to-end dimensions for valves with threaded ends《工业阀门 带有螺纹端的阀门的端至端和中心到端的尺寸》.pdf(24页珍藏版)》请在麦多课文档分享上搜索。
1、BSI Standards PublicationBS EN 16722:2015Industrial valves End-to-endand centre-to-end dimensionsfor valves with threaded endsBS EN 16722:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 16722:2015.The UK participation in its preparation was entrusted to Tec
2、hnicalCommittee PSE/18/1, Industrial valves, steam traps, actuators andsafety devices against excessive pressure - Valves - Basic standards.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryp
3、rovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2015.Published by BSI Standards Limited 2015ISBN 978 0 580 85597 9ICS 23.060.01Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was publis
4、hed under the authority of theStandards Policy and Strategy Committee on 31 October 2015.Amendments/corrigenda issued since publicationDateT e x t a f f e c t e dBS EN 16722:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16722 September 2015 ICS 23.060.01 English Version Industrial valves
5、- End-to-end and centre-to-end dimensions for valves with threaded ends Robinetterie industrielle - Dimensions extrmit extrmit et axe extrmit pour les appareils de robinetterie embouts filets Industriearmaturen - Baulngen fr Armaturen mit Innengewinde-Anschluss This European Standard was approved by
6、 CEN on 15 August 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standa
7、rds may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and not
8、ified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, I
9、celand, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Man
10、agement Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 16722:2015 EBS EN 16722:2015EN 16722:2015 (E) 2 Contents Page European foreword . 3 Introduction 4 1 Scope 5 2 Normative referen
11、ces 5 3 Terms and definitions . 5 4 Dimensions and tolerances . 6 4.1 Basic series 6 4.2 Tolerances . 7 Annex A (informative) Relationship between DN (nominal size) and internal thread 16 Annex B (informative) Origin of basic series 17 Annex C (informative) Relationship between DN (nominal size) and
12、 nominal pipe size (NPS) . 18 Bibliography . 19 BS EN 16722:2015EN 16722:2015 (E) 3 European foreword This document (EN 16722:2015) 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
13、 national standard, either by publication of an identical text or by endorsement, at the latest by March 2016, and conflicting national standards shall be withdrawn at the latest by March 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of pat
14、ent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cr
15、oatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
16、 the United Kingdom. BS EN 16722:2015EN 16722:2015 (E) 4 Introduction The basic series given in this European Standard are taken from the original series shown in Annex B. Changes made to the original series will not be automatically incorporated into this European Standard. BS EN 16722:2015EN 16722
17、:2015 (E) 5 1 Scope This European Standard specifies the end-to-end and centre-to-end dimensions for valves with threaded ends with connecting dimensions in compliance with EN ISO 228-1 or EN 10226-1, used in PN and Class designated piping systems. The range of PN is: PN 10; PN 16; PN 25; PN 40; PN
18、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 nominal size is: DN 4; DN 6; DN 8; DN 10; DN 15; DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100. NOTE 1 See Annex C for the relationship betw
19、een nominal size (DN) and nominal pipe size (NPS). NOTE 2 Valves having screwed end profiles different from those specified in EN ISO 228-1 or EN 102261, may use the same dimensions than those specified in Table 1. 2 Normative references The following documents, in whole or in part, are normatively
20、referenced in this document and are indispensable for its application. 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 valv
21、es EN 736-2:1997, Valves Terminology Part 2: Definition of components of valves EN 736-3:2008, Valves Terminology Part 3: Definition of terms 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 736-1:1995, EN 736-2:1997 and EN 736-3:2008 and the following
22、 apply. 3.1 end-to-end dimensions (ETE) (straight pattern valves) distance expressed between the ends of the body for straight and oblique pattern valves 3.2 centre-to-end dimensions (CTE) (angle pattern valves) distance expressed between one of the ends of the body and the centre of the body for an
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