1、STD=BSI BS EN L514-3-ENGL 1777 1b2Vbb9 Ob307b2 833 BRITISH STANDARD Flanges and their joints-Dimensions of gaskets for PN-designated flanges Part 3.Non-metallic PTFE envelope gaskets The European Standard EN 1514-3:1997 has the status of a British standard BS EN 1514-3:1997 NO COPYING WITHOUT BSI PE
2、RMISSION EXCEPT AS PERMITTED BY COPYRIGm LAW Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-BSI BS EN L5Lq-3-ENGL 1777 Lb2Libb7 Ob307b3 77T AmdNo.Date The following BSI refe
3、rences relate to the work on this standard Committee reference PSWZ Draft for comment 94/709821 DC ISBN O 580 27686 4 BS EN 15143:1997 Text affected Committees responsible for this British Standard The preparation of t h i s British Standard was entrusted to Technical Committee PsEf2,Jointing materi
4、ais and compounds,upon which the following bodies were represented.Asbestos Informaon Centre Ltd.British Adhesives and Sealants Association British Compressed Gases Association British Hydromechanics Research Group Chartered institution of Water and Environmental Management Energy Industries Council
5、 industrial Water Society L P Gas Association Water Services Association of England and Wales This British Standard,having been prepared under the direction of the Sector Board for Engineering,w a s published under the authority of the Standards Board and comes i n t o effect on 15 August 1997 O BSI
6、 1997 Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 16143:1997 O BSI 1997 Contents page Committees responsible Inside front cover National foreword i i Foreword 2 Text of
7、 EN 1514-3 3 i Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 1514-3:1997 National foreword This Part of BS EN 1514 has been prepared by Technical Committee PSW,and i s th
8、e Engiish language version of EN 1514-3:1997 finges and#wir joints-DEmenSions o f gmhzts for PN-designutedjlanges-Part 3:Non-mtaUzC PTFE envelope gmhts,published by the European Committee for Standardization(CEN).This Part o f BS EN 1514 supersedes BS 4865:Part 3:1989,which is withdram.Cross-referen
9、ces EN IS0 6708:1995 Publication referred to Corresponding British Standard BS EN IS0 6708:1996 Pipework components-Definition and selection o f DN(nomid size)Compliance with a British Standard does not of itself confer immunity from legal obligations.Summary of pages This document comprises a front
10、 cover,an inside front cover,pages i and ii,the EN tiae page,pages 2 t o 6,an inside back cover and a back cover.ii O BSI 1997 Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*cn
11、*STD-BSI BS EN 151q-3-ENGL 1777=1bZ4bbS Ob307bb 487 D EUROPEAN STANDARD EN 15143 NORME EUR0PEE”E RTROP-NORM Apni 1997 ICs 23.040.80 Descriptors:industrial piping,flange connections,pipe joints,dimensions,marking Flanges and their joints-Dimensions of gaskets for PNdesgnakd fianges-P a r t 3 Non-meta
12、llic ITFE envelope gaskets Brides et lem assemblages-Dimensions des j o i n t s pour l e s brides dsigns PN-Partie 3 Joints non mtalliques enveloppe FlYT Flansche und ihre Verbindungen-MaBe fur Dichtungen fr Flansche mit PN-Bezeichnung-Ril3 Nichtmetdlkhe Weichstoffdichtungen mit FTFIChbIltel This Eu
13、ropean Standard was approved by CEN on 1997-01-09.CEN members are bound to comply with the CENICENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.Uptudate l i s t s and bibliographical references conc
14、erning such national standards may be obtained on application to the Central Secretariat 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 lang
15、uage and notified to the Centml Secretariat has the same status as the officiai versions.CEN members are the national standards bodies of Austria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norwax Portugal,Spain,Sweden,Switzerland and United Kingdom.CEN
16、 Eu opean Committee for Standardization Comitk Europen de Normalisation Europisches Komitee fur Normung Central Secretariat:rue de Stassart 36,B-1060 Brussels O 1997 All r i g h t s of exploitation in any form and by any means reserved worldwide for CEN national Members.Ref.No.EN 1514-3:1997 E Copyr
17、ight European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 2 EN 161443:1997 Foreword This European Standard has been prepared by lchnica Committee CENR%74,Flanges and their joints,the Secre
18、tariat of which is held by DIN.This European Standard shall be given the status of a national standard,either by publication of an identical text or by endorsement,at the latest by October 1997,and contlicting national standards shaU be withrawn at the latest by October 1997.Annex A is informative a
19、nd contains information to be supplied by the purchaser.Annex B is informative and contains Adeviations.EN 1514 consists of four Parts:Part 1:ScifTcation for non-metallicmt gaskets with or without inserts Part 2:S f c a t w n for spiral woun gaslcets for use with steel jlunges Part 3 SpectfictZon fo
20、r non-metaclic PTFE envelope gaskets Part 4:SpecEification for corrugated,jlat or grooved metallic and fuled metallic gaskets for use with Sted jlanges According to the CENEENELEC Internal Regulations,the national standards organizations of the following countries are bound to implement this Europea
21、n standard:Austria,Beigium,Denmark,Finland,France,G e n n w,Greece,Iceland,ireland,Italy,Luxembourg,Netherlands,Norwax Portugai,Spain,Sweden,Switzerland and the United Kingdom.Contents Foreword Introduction 1 Scope 2 Normative references 3 Defitions 3.1 DN 3.2 PN 4 Designations 4.1 Range of PN desig
22、nations 4.2 Range of DN(nominai sizes)4.3 Gasket types 4.4 Information to be supplied by the purchaser 6 Gasketdesigns 6 Gasket type 7 Dimensions 8 Marking Annexes A(informative)Information to be supplied by the purchaser B(informative)Adeviation page 2 3 3 3 3 3 3 3 3 3 3 6 6 O BSI 1997 Copyright E
23、uropean Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Introduction WARNING.Gaskets made to this standard may contain asbestos.Materiais containing asbestos may be subject to legislation that requ
24、ires precautions to be taken when handling them to ensure that they do not constute a hazard to health(see annex B).Attention is drawn to relevant EEC directives.1 scope This standard specifies the dimensions and markhg of IBC(inside bolt circle)non-metallic PTFE envelope gaskets for use with fiange
25、s compiying with prEN 10921,prEN 1092-2,prEN 1092-3 and prEN 10924,for PN 6 up to and including PN 63,up to and including DN 600.NOTE 1.Dimensions of other types of gaskets for use with flanges to prEN 1092-1,prEN 1092-2,prEN 1092-3 and prEN 10924 are given in EN 15141,EN 1514-2 and EN 1514-4.NOTE 2
26、.Annex A lists information that should be supplied by the purchaser when ordering gaskets.NOTE 3.This standard does not provide dimensions to suit PN 100 flanges,as gaskets covered by this standard are not necessarily intended for such applications.II-2 Normative references I I I =This European Stan
27、dard incorporates by dated or undated reference,provisions from other pubiications.These normative references are cited a t the appropriate places in the text and the publications are listed hereafter.For dated references,subsequent amendments to or revisions of my of these publications apply to thi
28、s European Standard oniy when incorporated in it by amendment or revision.For undated references the latest edition of the publication referred to applies.=*ui prEN 1092-1 prEN 1092-2 prEN 1092-3 prEN 1092-4 EN 1333 EN IS0 6708 Page 3 EN 1614-3:1997 3 Denitions For the purposes of this standard the
29、foliowing definitions apply 3.1 DN See EN IS0 6708.3.2 PN See EN 1333.4 Designations 4.1 Range of PN Designations Gaskets shal be designated as suitable for use with one or more of the following PN designations as follows:PN 6 PN 25 PN 10 PN 40 PN 16 PN 63 finges and W r joints-Circular janges far p
30、ipes,valves and fittirqs-Part 1:Steel finges-PN designated Funga and their joints-Part 2:Cast ironjanges Flanges and W r joints-Circular janges for pipes,valves,fittings and accessories-Part 3:Copper&y and finges and Wrjoints-Circular$?unges for pipes,valves,fittings und accessories-PN olesignated-P
31、art 4:Aluminium alL0 y Jlm?.s Pipework components-Definition and selection o f PN Pipework m p o m t s -Definition und s&tion o f DN(nominal size)(IS0 6708:1995)c m j i t e j a e s -PN designated 4.2 Range of DN(nominal sizes)Gasket nominal sizes shall be designated in accordance with the ranges spe
32、cified in table 1.4.3 Gasket types Gasket types,as defined in clause 6 and as iliustrated in figure 1,shal be designated as:-type A:slit type;-type B machined type;-type C:folded tape type.4.4 Information to be supplied by the purchaser NOTE.For information to be supplied by the purchaser,see annex
33、A.5 Gasket designs Gaskets for which dimensions are specified shad be one of the designs shown in figure 1.NOTE 1.Gasket inserts are usually manufactured from compressed fibre sheet jointings,including asbestos.Other materiais are also used to suit particular applications.WARNING.Gaskets made to t h
34、 i s standard may contain asbestos.M a t e r i a l s containing asbestos may be subject to legislation that requires precautions to be taken when handling them to ensure that they do not constitute a hazard to health(see annex B).Attention is d r a m to relevant EEC directives.NOTE 2.Each design is
35、applicable only to certain DN and PN of flanges and is dependant upon manufacturing constraints.NOTE 3.The selection of the gasket should take into account the fluid,the operating conditions,the properties of the gasket materiais,the type and surface W h of ange facing and the fiange bolt loading.It
36、 is recommended that selection of gaskets for any particular application is made in consultation with the gasket supplier(see annex A).O BSI 1997 Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without licen
37、se from IHS-,-,-Page 4 EN 15143:1997 Gasket i.d.Envelope 0.d.Gasket 0.d./Insert Envelope I Figure 1.mical designs of non-metallic PTFE envelope gaskets 8Marking 6 Gasket type Gaskets are D3C(inside bolt circle)type and shall be or use with type A(fiat face)or type B(raised face)flange facings.NOTE.m
38、 e A and type B flange facings are shown in prEN 1092-1.7 Dimensions The dimensions of non-metaiiic F E envelope gaskets shaii be as given in table 1.NOTE.Gasket thickness is not specified but it should be selected taking into account the properties o f the gasket materials and the intended service
39、application.It is recommended that the gasket manufacturer should be consulted when selecting gasket thickness(see annex A).Gaskets shall be identified either individually or on the packaging containing the gasket(s)with the foliowing informom a)the number and P a r t of this European Standard,i.e.E
40、N 15143;b)gasket type designation(see 4.3);c)DN followed by the appropriate number(see table 1);d)PN designation(see table 1);NOTE.Certain gaskets may be suitable for more than one PN designation and may be suitably mark&e)thickness;f)materials;g)manufacturers name or traclemark.EXAMFLE.EN 1514-3,Qp
41、e C,DN 150,PN 6,2 mm,XXX,WBB O BSI 1997 Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD=BSI BS EN LSL9-3-ENGL 1997 Lb29bbS Ob30770 907=Page 5 EN 15143:1997 hble 1.Dimensions
42、of non-metallic PTFE envelope gaskets D N 10 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600 Gasket inside diameter min.18 22 27 34 43 49 61 7-7 89 115 141 169 220 273 324 356 407 458 508 610 Envelope outside diameter min.36 40 50 60 70 80 92 110 126 151 1 78 206 260 314 365 412
43、469 528 578 679 Dimensions i n miiiimetres Gasket ou1 PN 6 39 44 54 64 76 86 96 116 132 152 182 207 262 317 373 423 473 528 578 679 de diameta PN 10 46 51 61 71 82 92 107 127 142 162 192 218 273 328 378 438 489 539 594 695 PN 16 46 51 61 71 82 92 107 127 142 162 192 218 273 329 384 4 4 4 495 555 617
44、 734 PN 26 46 51 61 71 82 92 107 127 142 168 194 224 284 340 400 457 514 564 624 731 PN 40 46 51 61 71 82 92 107 127 142 168 194 224 290 352 417 474 546 57 1 628 747 PN 63 56 61 72 82 88 103 113 138 148 174 210 247 309 364 424 486 543-O BSI 1997 Copyright European Committee for Standardization Provi
45、ded by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STDIBSI BS EN L514-3-ENGL 1777 lb24bb7 Ob30771 84b Page 6 EN 1614-3:1997 Annex A(informative)Information to be supplied by the purchaser Before ordering a gasket it is recommended that
46、 the selection of the gasket design should be made in consuitation with the gasket supplier.The selection of gasket design and thickness should take account of the fluid,the operating conditions,the properties of the gasket materials,the type and surface finish of the fiange facing and the flange bo
47、lt loading.The foliowing information should be supplied by the purchaser when ordering gaskets:a)the number and Part of this European Standard,i.e.EN 15143;b)gasket type(see 4.3);c)DN(see table 1);d)PN desimon(see table 1);e)thickness(see note to clause 7);)expected operating conditions for which th
48、e gasket wii be used Annex B(idormative)A-deviation This European Standard is mandated under the Council Directive on the approxjmation of the lam of the Member States concerning pressure equipment.AdeWon:National deviation due to regulations,the aiteration of which is for the time being outside the
49、 competence of the CEN/CENELEC member.NOTE.(from CENKENELEC IR P a r t 2,3.1.9).Where standards fail under EC Directives,it is the view of the Commission of the European Communities(OJ No G 59,9.3.1982)that the effect of the decision of the Court of Justice in case 815/79 Cremonini/Vrankovich murope
50、an Court Reports 1980,p.3583)is that compliance with Adeviations is no longer mandatory and that the free movement of products complying with such a standard should not be restricted except under the safeguard procedure provided for in the relevant Directive.Adevkions in an EFTA country are valid in