1、BS EN 558:2017Industrial valves Face-to-faceand centre-to-face dimensionsof metal valves for use inflanged pipe systems PN andClass designated valvesBSI Standards PublicationBS EN 558:2017 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 558:2017. It supersedes B
2、S EN 26554:1991 and BS EN 558:2008+A1:2011 which are withdrawn.The UK participation in its preparation was entrusted to Technical Committee PSE/18/1, Industrial valves, steam traps, actuators and safety devices against excessive pressure - Valves - Basic standards.A list of organizations represented
3、 on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017.Published by BSI Standards Limited 2017ISBN 978 0 580 9021
4、7 8 ICS 23.040.99; 23.060.01 Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 28 February 2017.Amendments/corrigenda issued since publicationDate Text affectedBS
5、EN 558:2017g3g3g3g8g24g21g18g19g8g4g17g3g22g23g4g17g7g4g21g7g3g17g18g21g16g8g3g8g24g21g18g19g50g8g17g17g8g3g8g24g21g18g19g34g12g22g6g11g8g3g17g18g21g16g3EN 558 g3 g3g3 g9g135g132g148g151g131g148g155g3g884g882g883g889g3g12g6g22g3g884g885g484g882g886g882g484g891g891g482g3g884g885g484g882g888g882g484g8
6、83g882g3 g22g151g146g135g148g149g135g134g135g149g3g8g17g3g884g888g887g887g886g483g883g891g891g883g481g3g8g17g3g887g887g890g483g884g882g882g890g938g4g883g483g884g882g883g883g8g144g137g142g139g149g138g3g25g135g148g149g139g145g144g3g3g12g144g134g151g149g150g148g139g131g142g3g152g131g142g152g135g149g3g4
7、86g3g9g131g133g135g486g150g145g486g136g131g133g135g3g131g144g134g3g133g135g144g150g148g135g486g150g145g486g136g131g133g135g3g134g139g143g135g144g149g139g145g144g149g3g145g136g3g143g135g150g131g142g3g152g131g142g152g135g149g3g136g145g148g3g151g149g135g3g139g144g3g136g142g131g144g137g135g134g3g146g139
8、g146g135g3g149g155g149g150g135g143g149g3g486g3g19g17g3g131g144g134g3g6g142g131g149g149g3g134g135g149g139g137g144g131g150g135g134g3g152g131g142g152g135g149g3g21g145g132g139g144g135g150g150g135g148g139g135g3g139g144g134g151g149g150g148g139g135g142g142g135g3g486g3g7g139g143g135g144g149g139g145g144g149g
9、3g136g131g133g135g486g157g486g136g131g133g135g3g135g150g3g136g131g133g135g486g157g486g131g154g135g3g134g135g3g142g131g3g148g145g132g139g144g135g150g150g135g148g139g135g3g143g177g150g131g142g142g139g147g151g135g3g151g150g139g142g139g149g177g135g3g134g131g144g149g3g142g135g149g3g149g155g149g150g176g14
10、3g135g149g3g134g135g3g133g131g144g131g142g139g149g131g150g139g145g144g149g3g157g3g132g148g139g134g135g149g3g486g3g4g146g146g131g148g135g139g142g149g3g134g135g3g148g145g132g139g144g135g150g150g135g148g139g135g3g134g177g149g139g137g144g177g149g3g19g17g3g135g150g3g6g142g131g149g149g3g3 g12g144g134g151g
11、149g150g148g139g135g131g148g143g131g150g151g148g135g144g3g486g3g5g131g151g142g161g144g137g135g144g3g152g145g144g3g4g148g143g131g150g151g148g135g144g3g131g151g149g3g16g135g150g131g142g142g3g156g151g143g3g8g139g144g132g131g151g3g139g144g3g21g145g138g148g142g135g139g150g151g144g137g135g144g3g143g139g15
12、0g3g9g142g131g144g149g133g138g135g144g3g486g3g17g131g133g138g3g19g17g3g151g144g134g3g6g142g131g149g149g3g132g135g156g135g139g133g138g144g135g150g135g3g4g148g143g131g150g151g148g135g144g3g23g138g139g149g3g8g151g148g145g146g135g131g144g3g22g150g131g144g134g131g148g134g3g153g131g149g3g131g146g146g148g1
13、45g152g135g134g3g132g155g3g6g8g17g3g145g144g3g884g887g3g7g135g133g135g143g132g135g148g3g884g882g883g888g484g3g3g3g6g8g17g3g143g135g143g132g135g148g149g3g131g148g135g3g132g145g151g144g134g3g150g145g3g133g145g143g146g142g155g3g153g139g150g138g3g150g138g135g3g6g8g17g512g6g8g17g8g15g8g6g3g12g144g150g135
14、g148g144g131g142g3g21g135g137g151g142g131g150g139g145g144g149g3g153g138g139g133g138g3g149g150g139g146g151g142g131g150g135g3g150g138g135g3g133g145g144g134g139g150g139g145g144g149g3g136g145g148g3g137g139g152g139g144g137g3g150g138g139g149g3g8g151g148g145g146g135g131g144g3g22g150g131g144g134g131g148g134
15、g3g150g138g135g3g149g150g131g150g151g149g3g145g136g3g131g3g144g131g150g139g145g144g131g142g3g149g150g131g144g134g131g148g134g3g153g139g150g138g145g151g150g3g131g144g155g3g131g142g150g135g148g131g150g139g145g144g484g3g24g146g486g150g145g486g134g131g150g135g3g142g139g149g150g149g3g131g144g134g3g132g13
16、9g132g142g139g145g137g148g131g146g138g139g133g131g142g3g148g135g136g135g148g135g144g133g135g149g3g133g145g144g133g135g148g144g139g144g137g3g149g151g133g138g3g144g131g150g139g145g144g131g142g3g149g150g131g144g134g131g148g134g149g3g143g131g155g3g132g135g3g145g132g150g131g139g144g135g134g3g145g144g3g13
17、1g146g146g142g139g133g131g150g139g145g144g3g150g145g3g150g138g135g3g6g8g17g486g6g8g17g8g15g8g6g3g16g131g144g131g137g135g143g135g144g150g3g6g135g144g150g148g135g3g145g148g3g150g145g3g131g144g155g3g6g8g17g3g143g135g143g132g135g148g484g3g3g23g138g139g149g3g8g151g148g145g146g135g131g144g3g22g150g131g144
18、g134g131g148g134g3g135g154g139g149g150g149g3g139g144g3g150g138g148g135g135g3g145g136g136g139g133g139g131g142g3g152g135g148g149g139g145g144g149g3g523g8g144g137g142g139g149g138g481g3g9g148g135g144g133g138g481g3g10g135g148g143g131g144g524g484g3g4g3g152g135g148g149g139g145g144g3g139g144g3g131g144g155g3g
19、145g150g138g135g148g3g142g131g144g137g151g131g137g135g3g143g131g134g135g3g132g155g3g150g148g131g144g149g142g131g150g139g145g144g3g151g144g134g135g148g3g150g138g135g3g148g135g149g146g145g144g149g139g132g139g142g139g150g155g3g145g136g3g131g3g6g8g17g3g143g135g143g132g135g148g3g139g144g150g145g3g139g150
20、g149g3g145g153g144g3g142g131g144g137g151g131g137g135g3g131g144g134g3g144g145g150g139g136g139g135g134g3g150g145g3g150g138g135g3g6g8g17g486g6g8g17g8g15g8g6g3g16g131g144g131g137g135g143g135g144g150g3g6g135g144g150g148g135g3g138g131g149g3g150g138g135g3g149g131g143g135g3g149g150g131g150g151g149g3g131g149
21、g3g150g138g135g3g145g136g136g139g133g139g131g142g3g152g135g148g149g139g145g144g149g484g3g3g6g8g17g3g143g135g143g132g135g148g149g3g131g148g135g3g150g138g135g3g144g131g150g139g145g144g131g142g3g149g150g131g144g134g131g148g134g149g3g132g145g134g139g135g149g3g145g136g3g4g151g149g150g148g139g131g481g3g5g
22、135g142g137g139g151g143g481g3g5g151g142g137g131g148g139g131g481g3g6g148g145g131g150g139g131g481g3g6g155g146g148g151g149g481g3g6g156g135g133g138g3g21g135g146g151g132g142g139g133g481g3g7g135g144g143g131g148g141g481g3g8g149g150g145g144g139g131g481g3g9g139g144g142g131g144g134g481g3g9g145g148g143g135g148
23、g3g28g151g137g145g149g142g131g152g3g21g135g146g151g132g142g139g133g3g145g136g3g16g131g133g135g134g145g144g139g131g481g3g9g148g131g144g133g135g481g3g10g135g148g143g131g144g155g481g3g10g148g135g135g133g135g481g3g11g151g144g137g131g148g155g481g3g12g133g135g142g131g144g134g481g3g12g148g135g142g131g144g1
24、34g481g3g12g150g131g142g155g481g3g15g131g150g152g139g131g481g3g15g139g150g138g151g131g144g139g131g481g3g15g151g154g135g143g132g145g151g148g137g481g3g16g131g142g150g131g481g3g17g135g150g138g135g148g142g131g144g134g149g481g3g17g145g148g153g131g155g481g3g19g145g142g131g144g134g481g3g19g145g148g150g151g
25、137g131g142g481g3g21g145g143g131g144g139g131g481g3g22g135g148g132g139g131g481g3g22g142g145g152g131g141g139g131g481g3g22g142g145g152g135g144g139g131g481g3g22g146g131g139g144g481g3g22g153g135g134g135g144g481g3g22g153g139g150g156g135g148g142g131g144g134g481g3g23g151g148g141g135g155g3g131g144g134g3g24g1
26、44g139g150g135g134g3g14g139g144g137g134g145g143g484g3g3g3g3g3g8g24g21g18g19g8g4g17g3g6g18g16g16g12g23g23g8g8g3g9g18g21g3g22g23g4g17g7g4g21g7g12g29g4g23g12g18g17g3g6g18g16g12g23g50g3g8g24g21g18g19g50g8g17g3g7g8g3g17g18g21g16g4g15g12g22g4g23g12g18g17g3g8g24g21g18g19g34g12g22g6g11g8g22g3g14g18g16g12g23
27、g8g8g3g9g111g21g3g17g18g21g16g24g17g10g3g3g3g3CEN-CENELECg3Management Centre: Avenue Marnix 17, B-1000 Brussels g825g3g884g882g883g889g3g6g8g17g3 g4g142g142g3g148g139g137g138g150g149g3g145g136g3g135g154g146g142g145g139g150g131g150g139g145g144g3g139g144g3g131g144g155g3g136g145g148g143g3g131g144g134g3
28、g132g155g3g131g144g155g3g143g135g131g144g149g3g148g135g149g135g148g152g135g134g3g153g145g148g142g134g153g139g134g135g3g136g145g148g3g6g8g17g3g144g131g150g139g145g144g131g142g3g16g135g143g132g135g148g149g484g3g21g135g136g484g3g17g145g484g3g8g17g3g887g887g890g483g884g882g883g889g3g8BS EN 558:2017EN 55
29、8:2017 (E) 2 Contents Page European foreword . 3 Introduction 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 5 4 Dimensions and tolerances . 8 4.1 Basic series 8 4.2 Face-to-face and centre-to-face dimensions 8 4.2.1 General 8 4.2.2 Class designated valves with ring joint flanges 8 4
30、.2.3 Valves with lining 9 4.2.4 Raised face flanges . 10 4.3 Tolerances 10 Annex A (informative) Origin of basic series 29 Annex B (informative) Relationship between DN and NPS 32 Bibliography . 33 BS EN 558:2017g8g17g3g887g887g890g483g884g882g883g889g3g525g8g5262BS EN 558:2017EN 558:2017 (E) 3 Euro
31、pean foreword This document (EN 558:2017) 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 standard, either by publication of an identical text or by endorsement, at the l
32、atest by August 2017, and conflicting national standards shall be withdrawn at the latest by August 2017. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rig
33、hts. This document supersedes EN 558:2008+A1:2011 and EN 26554:1991. The main changes to the previous edition are the following: PN 500 has been deleted from the scope; Figure 4 has been updated; 4.2.4 for raised face flanges has been simplified and Figure 6 has been deleted; DN 1050 has been added
34、in the scope, Table 2 and Table B.1; Basic series 111 to 124 have been added in Table 2 and in Table A.1; FTF series 117 to 121, Class 250 and Class 600 have been added in Table 12; FTF series 111 and 112 have been added in Table 13; A new Table 16 was added for steam traps. According to the CEN-CEN
35、ELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, I
36、celand, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 558:2017g8g17g3g887g887g890g483g884g882g883g889g3g525g8g5263BS EN 558:2017EN 558:2017 (E) 4 Intro
37、duction The basic series given in this document are taken from the original series shown in Annex A. Changes made to the original series will not be automatically incorporated into this document. The numbers of the existing ISO basic series are maintained as in ISO 5752:1982. BS EN 558:2017g8g17g3g8
38、87g887g890g483g884g882g883g889g3g525g8g5264BS EN 558:2017EN 558:2017 (E) 5 1 Scope This European Standard specifies the “faceto-face” (FTF) and “centre-to-face” (CTF) dimensions for PN and Class designated metal valves used in flanged pipe systems. This European Standard covers valves with the follo
39、wing PN, Class and DN values: PN 2,5; PN 6; PN 10; PN 16; PN 25; PN 40; PN 63; PN 100; PN 160; PN 250; PN 320; PN 400; Class 125; Class 150; Class 250; Class 300; Class 600; Class 900; Class 1 500; Class 2 500; 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
40、 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 1050; DN 1 200; DN 1 400; DN 1 600; DN 1 800; DN 2 000. For valves in other shell materials than metal the same FTF and CTF dimensions may be used. For relationship between DN and NPS see Annex
41、 B. 2 Normative references The following documents, in whole or in part, are normatively 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 a
42、mendments) applies. EN 736-1, Valves - Terminology - Part 1: Definition of types of valves 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 736-1 and the following apply. 3.1 face-to-face dimensions (FTF) straight pattern valves distance between the tw
43、o planes perpendicular to the valve axis located at the extremities of the body end ports or as specified in the relevant valve product standard Note 1 to entry: See Figures 1 to 4. Note 2 to entry: In millimetres. 3.2 centre-to-face dimensions (CTF) angle pattern valves distance, between the plane
44、located at the extremity of either body end port and perpendicular to its axis and the axis of the other body end port Note 1 to entry: See Figures 1 to 4. Note 2 to entry: In millimetres. BS EN 558:2017g8g17g3g887g887g890g483g884g882g883g889g3g525g8g5265BS EN 558:2017EN 558:2017 (E) 6 Key a face-to
45、-face (FTF) b centre-to-face (CTF) Figure 1 Face to face and centre to face dimensions Type A Type B Key a face-to-face (FTF) Figure 2 Flanged valves PN and Class designated (flat and raised faces) Type C Type D Type E Type F Type G Type H Key a face-to-face (FTF) Figure 3 Flanged valves PN designat
46、ed (spigot and recess) BS EN 558:2017g8g17g3g887g887g890g483g884g882g883g889g3g525g8g5266BS EN 558:2017EN 558:2017 (E) 7 Class 150 and Class 300 Class 600 and above Large or small male face Large or small female face Large or small tongue Large or small groove NOTE For elevation e, see appropriate f
47、lange standard. Key a for dimensions see Table 2 b face-to-face (FTF) c centre-to-face (CTF) e elevation Figure 4 Flanged valves Class designated BS EN 558:2017g8g17g3g887g887g890g483g884g882g883g889g3g525g8g5267BS EN 558:2017EN 558:2017 (E) 8 4 Dimensions and tolerances 4.1 Basic series The basic s
48、eries of FTF and CTF dimensions shall be as given in Table 2. 4.2 Face-to-face and centre-to-face dimensions 4.2.1 General The FTF and CTF dimensions shall be in accordance with Figures 1 to 4 and Table 2. For each type of valve, the basic series to be taken into consideration are given in Table 5 t
49、o Table 16. NOTE 1 Table 2 gives complete series. In Table 5 to Table 16, the columns of series may be incomplete. NOTE 2 For certain sizes/types of valves, alternative dimensions are permitted and these are specified in Table 5 to Table 16 as appropriate. NOTE 3 The origin of the basic series is shown in Annex A (informative). 4.2.2 Class designated valves with ring joint flanges For Class designated valves with ring joint flanges, the FTF or CTF dimensions given in Table 2 shall be increased by x as defined in Table 1 and Figure 5. a) b) Key a FTF = Di
