ZG标准之法兰及其接头标示等级的法兰的衬垫有或物插孔的非金属水平衬垫FlangesandtheirjointsasketsforClassdesignatedflangesNonmetallicflatgasketswithorwithoutinserts中国一重机械.pdf

《ZG标准之法兰及其接头标示等级的法兰的衬垫有或物插孔的非金属水平衬垫FlangesandtheirjointsasketsforClassdesignatedflangesNonmetallicflatgasketswithorwithoutinserts中国一重机械.pdf》由会员分享，可在线阅读，更多相关《ZG标准之法兰及其接头标示等级的法兰的衬垫有或物插孔的非金属水平衬垫FlangesandtheirjointsasketsforClassdesignatedflangesNonmetallicflatgasketswithorwithoutinserts中国一重机械.pdf（20页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、BRITISH STANDARDBS EN 12560-1:2001Flanges and their joints Gaskets for Class-designated flanges Part 1: Non-metallic flat gaskets with or without inserts The European Standard EN 12560-1:2001 has the status of a British StandardICS 23.040.80 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY C

2、OPYRIGHT LAWLicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIBS EN 12560-1:2001This British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority

3、 of the Standards Committee and comes into effect on 15 March 2001 BSI 03-2001ISBN 0 580 37050 X National forewordThis British Standard is the official English language version of EN 12560-1:2001. It supersedes BS 7076-1:1989 which is withdrawn.The UK participation in its preparation was entrusted t

4、o Technical Committee PSE/2, Jointing material and compounds, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in

5、 this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue.A British Standard does not purport to include all the necessary provisions of a contract. U

6、sers of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations.aid enquirers to understand the text;present to the responsible European committee any enquiries on the interpretation, or proposals f

7、or change, and keep the UK interests informed;monitor related international and European developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 17 and a back cover.The BSI copyright date displayed in this

8、 document indicates when the document was last issued.Amendments issued since publicationAmd. No. DateCommentsLicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 1256

9、0-1January 2001ICS 23.040.80English versionFlanges and their joints Gaskets for Class-designatedflanges Part 1: Non-metallic flat gaskets with or withoutinsertsBrides et leurs assemblages Joints pour les bridesdsignes Class Partie 1: Joints plats non mtalliquesavec ou sans insertFlansche und ihre Ve

10、rbindungen Dichtungen frFlansche mit Class-Bezeichnung Teil 1: Flachdichtungenaus nichtmetallischem Werkstoff mit oder ohne EinlagenThis European Standard was approved by CEN on 28 December 2000.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions

11、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 Management Centre or to any CEN member.This European Standard exists in three official ve

12、rsions (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 Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cze

13、ch Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassar

14、t, 36 B-1050 Brussels 2001 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 12560-1:2001 ELicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 2EN

15、12560-1:2001 BSI 03-2001ContentsPageForeword.3Introduction.41Scope.52Normative references.53Terms and definitions .53.1DN.53.2NPS.53.3Class.54Designations.64.1Range of Class designations.64.2Range of gasket sizes.64.3Gasket types.64.4Information to be supplied by the purchaser.65Gasket designs and m

16、aterials.76Gasket types.77Range of nominal sizes.118Dimensions .118.1Thickness.118.2Diameters .128.3Tolerances.149Marking.14Annex A (informative) A-deviations.15Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPag

17、e 3EN 12560-1:2001 BSI 03-2001ForewordThis European Standard has been prepared by Technical Committee CEN/TC 74, Flanges and their joints,the Secretariat of which is held by DIN.This European Standard shall be given the status of a national standard, either by publication of an identicaltext or by e

18、ndorsement, at the latest by July 2001, and conflicting national standards shall be withdrawn atthe latest by July 2001.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, C

19、zech Republic, Denmark,Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal,Spain, Sweden, Switzerland and the United Kingdom.The annex A is informative and contains “A-deviations”.Licensed Copy: Institute Of Technology Tallaght, Institute of Technolog

20、y, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 4EN 12560-1:2001 BSI 03-2001IntroductionEN 12560 consists of seven parts:Part 1: Non-metallic flat gaskets with or without inserts.Part 2: Spiral wound gaskets for use with steel flanges.Part 3: Non-metallic PTFE envelope gaskets.

21、Part 4: Corrugated, flat or grooved metallic and filled metallic gaskets for use with steel flanges.Part 5: Metallic ring-joint gaskets for use with steel flanges.Part 6: Kammprofile gaskets for use with steel flanges.Part 7: Covered metal jacketed gaskets for use with steel flanges.The terminology

22、and definitions in this standard are in accordance with those given in ISO standards.WARNING: Gaskets made to this standard may contain asbestos. Materials containing asbestos may besubject to legislation that requires precautions to be taken when handling them to ensure that they do notconstitute a

23、 hazard to health (see annex A). Attention is drawn to the relevant EC directives.Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 5EN 12560-1:2001 BSI 03-20011 ScopeThis European Standard specifies the dimen

24、sions, types, designation and marking of non-metallic flat gaskets,with or without insertion, for use with flanges in accordance with prEN 1759-1:2000,prEN 1759-3:1994 and prEN 1759-4:1994, for Class designations Class 150, Class 300, Class 600 andClass 900 for nominal sizes DN 15 to DN 600.NOTE:Dim

25、ensions of other types of gaskets for use with flanges complying with prEN 1759-1:2000,prEN 1759-3:1994 and prEN 1759-4:1997 are given in prEN 12560-2:2000,prEN 12560-3:2000, prEN 12560-4:2000,prEN 12560-5:2000, prEN 12560-6:2000 andprEN 12560-7:2000.2 Normative referencesThis European Standard inco

26、rporates by dated or undated reference, provisions from other publications. Thesenormative references are cited at the appropriate places in the text and the publications are listed hereafter. Fordated references, subsequent amendments to or revisions of any of these publications apply to thisEurope

27、an Standard only when incorporated in it by amendment or revision. For undated references the latestedition of the publication referred to applies (including amendments).prEN 1759-1:2000Flanges and their joints Circular flanges for pipes, valves, fittings and accessories, Class designated Part 1: St

28、eel flanges, nominal pipe sizes NPS to NPS 24.prEN 1759-3:1994Flanges and their joints Circular flanges for pipes, valves, fittings and accessories, Class designated Part 3: Copper alloy and composite flanges.prEN 1759-4:1997Flanges and their joints Circular flanges for pipes, valves, fittings and a

29、ccessories, Class designated Part 4: Aluminium alloy flanges.EN ISO 6708Pipework components Definition and selection of DN (nominal size) (ISO 6708:1995).3 Terms and definitionsFor the purposes of this European Standard, the following terms and definitions apply:3.1 DNsee EN ISO 67083.2 NPSsee prEN

30、1759-3:19943.3 Classsee prEN 1759-3:1994Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 6EN 12560-1:2001 BSI 03-20014 Designations4.1 Range of Class designationsGaskets shall be designated as suitable for us

31、e with one or more of the following Class designations of flange:? Class 150;? Class 300;? Class 600;? Class 900.4.2 Range of gasket sizesGasket nominal sizes shall be designated in accordance with the ranges specified in Tables 1, 2 and 3.4.3 Gasket typesGasket types as defined in clause 6 and illu

32、strated in Figures 1 and 2 shall be designated as: Type FF; Type IBC; Type TG; Type SR.4.4 Information to be supplied by the purchaserThe following information shall be supplied by the purchaser when ordering gaskets:a) the number and part of this European Standard, i.e. EN 12560-1;b) gasket type de

33、signation (see 4.3);c) nominal size (see Tables 2 or 3, as appropriate);d) Class designation (see Tables 2 or 3, as appropriate);e) thickness (see 8.1);f) material(s) (see clause 5).Additional information that should be supplied by the purchaser:g) expected operating conditions for which the gasket

34、will be used and whether the gasket isrequired for use with water intended for human consumption (see clause 5).Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 7EN 12560-1:2001 BSI 03-2001NOTE: Before orderi

35、ng a gasket it is recommended that the selection of the gasket type, materialand thickness should be made in consultation with the gasket supplier. The selection ofgasket material type and thickness should take into account the fluid, the operatingconditions, the properties of the gasket material, t

36、he type and surface finish of the flangefacing and the flange bolt loading.EXAMPLE: A gasket according to EN 12560-1, full face type (type FF), of nominal size DN 100, Class 150,2 mm thickness in expanded graphite, shall be designated as follows:Gasket EN 12560-1 FF DN 100 Class 150 2 mm expanded gr

37、aphite.5 Gasket designs and materialsGaskets shall be manufactured in a single material or combination of materials and shall be one of the followingdesigns:a) single flat sheet; orb) laminated ply; orc) moulded.NOTE 1: The selection of the gasket material should take into account the fluid, the ope

38、ratingconditions, the properties of the gasket material, the type and surface finish of the flangefacing and the flange bolt loading. It is recommended that selection of gaskets for anyparticular application is made in consultation with the gasket supplier (see 4.4).Where gaskets come, or are likely

39、 to come, into contact with water intended for human consumption, thematerials shall comply with relevant national regulations.NOTE 2: The purchaser should indicate on the enquiry and/or order if gaskets are to be used withwater intended for human consumption (see 4.4). It should be noted that the n

40、ationalregulations of both the country of origin and the country of use may be considered relevant.6 Gasket typesGaskets shall be one of the following types:a) Full face type gasket (designation: type FF) for use with type A (flat face) or type B (raised face)flange facings see Figures 1 a) and 2 a)

41、;b) Inside bolt circle type gasket (designation: type IBC) for use with type A (flat face) or type B (raisedface) flange facings see Figures 1 b), 2 b), 2 c) and 2 d);c) Tongue and groove type gasket (designation: type TG) for use with type C/D (tongue/groove) flangefacings see Figures 1 c) and 2 b)

42、, 2 c) and 2 d);d) Spigot and recess type gasket (designation type SR), for use with type E/F (spigot/recess) flangefacings see Figures 1 d); 2 b), 2 c) and 2 d);NOTE 1: The types of flange facings are specified in prEN 1759-1:2000, prEN 1759-3:1994 andprEN 1759-4:1997 and for information, the facin

43、gs are shown in Figure 3.NOTE 2: The selection of gasket type should take into account the fluid, the operating conditions, theproperties of the gasket material, the type and surface finish of the flange facing and theflange bolt loading. It is recommended that selection of gasket type for any parti

44、cularapplication is made in consultation with the gasket supplier (see 4.4).Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 8EN 12560-1:2001 BSI 03-2001a) Type A flange facings with Type FF gasketb) Type B f

45、lange facings with Type IBC gasketc) Type C/D flange facings with Type TG gasketd) Type E/F flange facings with Type SR gasketFigure 1 Types of flange facings with gasketsLicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy,

46、(c) BSIPage 9EN 12560-1:2001 BSI 03-2001This figure illustrates the arrangement Keybut not necessarily the correct number 1 Outside diameterof bolt holes. Refer to the relevant table 2 Inside diameterfor the actual number of bolt holes.Key1 Outside diameter2 Bolt circle diameter3 Hole diameterb) Typ

47、e IBC gasket (for type A andtype B flange facings). Type TG gasket(for type C/D flange facings). Type SRgasket (for type E/F flange facings).KeyKey1 Inside diameter1 Inside diametera) Type FF gasket (for types A and B flange c) Typical rubber gasket with fabricfacings) insertionKey1 Inside diameterd

48、) Typical rubber gasket with metallic insertionFigure 2 Gasket dimensionsLicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 10EN 12560-1:2001 BSI 03-2001Type A Flat faceType C TongueType B Raised faceType D Gro

49、oveType E SpigotType F Recess Figure 3 Flange facing typesLicensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Apr 16 10:41:32 GMT+00:00 2007, Uncontrolled Copy, (c) BSIPage 11EN 12560-1:2001 BSI 03-20017 Range of nominal sizesThe ranges of nominal sizes of gaskets for the v

50、arious Class designations shall be as given in Table 1 for thedifferent gasket types.Table 1 Range of gasket nominal sizesGasket typeaClassType FFType IBCType TGType SRFor dimensionsrefer totable numberDN range150215 to 60015 to 600-3003-15 to 60015 to 60015 to 6006003-15 to 60015 to 60015 to 600900