阀门标准-BS EN 15081-2007 工业阀门.部分回转阀门传动装置附件用装配工具箱(天选打工人).pdf

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1、BRITISH STANDARDBS EN 15081:2007Industrial valves Mounting kits for part-turn valve actuator attachmentThe European Standard EN 15081:2007 has the status of a British StandardICS 23.060.99?BS EN 15081:2007This British Standard was published under the authority of the Standards Policy and Strategy Co

2、mmittee on 31 October 2007 BSI 2007ISBN 978 0 580 54764 5National forewordThis British Standard is the UK implementation of EN 15081:2007.The UK participation in its preparation was entrusted by Technical Committee PSE/7,Industrial valves,to Subcommittee PSE/7/1,Valves Basic standards.A list of orga

3、nizations represented 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.Compliance with a British Standard cannot confer immunity from legal obligatio

4、ns.Amendments issued since publicationAmd.No.DateComments标准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 15081October 2007ICS 23.060.99 English VersionIndustrial valves-Mounting kits for part-turn valve actuatorattachmentRobinetterie industriell

5、e-Kits de montage pourraccordement des actionneurs fraction de tourIndustriearmaturen-Montagestze fr Anschlsse vonSchwenkantrieben an ArmaturenThis European Standard was approved by CEN on 26 August 2007.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the co

6、nditions 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 European Standard exists in three

7、 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 national standards bodies of Austria,B

8、elgium,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 United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUR

9、OPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre:rue de Stassart,36 B-1050 Brussels 2007 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref.No.EN 15081:2007:Ew w w.b z f x w.c o mEN 15081:2007(E)2 Contents Page Foreword.3 1 S

10、cope.4 2 Normative references.4 3 Terms and definitions.4 4 Design requirements.5 4.1 General.5 4.2 Materials.5 4.3 Design temperature.6 4.4 Environmental corrosion protection.6 4.5 Mounting kit.6 4.6 Coupling.7 4.7 Designation.7 4.8 Position indicator.8 4.9 Buried service.8 4.10 Safety requirement(

11、mechanical/thermal protection).8 4.11 Orientation.8 4.12 Additional anti-rotation means.8 4.13 Valve/actuator package maintenance.8 5 Dimensions.9 5.1 Bracket.9 5.2 Valve top flange.10 5.3 Coupling.10 5.4 Spools and adapter flanges.12 6 Marking.12 6.1 General.12 6.2 Mandatory information.12 6.3 Opti

12、onal information.12 7 Documentation.12 7.1 Language.12 7.2 Product documentation.12 Annex A(normative)Coupling axial clearance.13 Annex B(informative)Proposed stem details for ball and butterfly valves.15 B.1 General.15 B.2 Proposed stem details for ball valves.16 B.3 Proposed stem details for butte

13、rfly valves.16 Bibliography.18 标准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEN 15081:2007(E)3 Foreword This document(EN 15081:2007)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

14、of a national standard,either by publication of an identical text or by endorsement,at the latest by April 2008,and conflicting national standards shall be withdrawn at the latest by April 2008.Attention is drawn to the possibility that some of the elements of this document may be the subject of pat

15、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,Cyprus,Cz

16、ech 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.w w w.b z f x w.c o mEN 15081:2007(E)4 1 Scope This European Standar

17、d provides requirements for metallic mounting kits for part-turn on-off valves and actuator attachments to enable safe and reliable operation.It includes all components transmitting torques from actuators to valves with a maximum flange torque up to 16 000 Nm(up to F30 flange type).It applies to par

18、t-turn valves and actuators having attachment flanges and drive components as described in EN ISO 5211.It includes recommendations and methods for design and environmental corrosion protection.When reference is made to this European Standard,all the requirements apply,unless otherwise agreed between

19、 the purchaser and the manufacturer/supplier,prior to order.For the scope of this European Standard,the term“Valve”covers valve or shaft extension top-flange.2 Normative references The following referenced documents are indispensable for the application of this document.For dated references,only the

20、 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 Part 2:Definition of components of valves EN 736-3:1999,Valves Terminolo

21、gy Part 3:Definition of terms EN ISO 5211:2001,Industrial valves Part-turn valve actuator attachments(ISO 5211:2001)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 736-3:1999 and the following apply.3.1 mounting kit kit

22、comprising an intermediate support,coupling and bolting 3.2 intermediate support mechanical component(bracket,spool,adapter flange)that allows the attachment between a part-turn valve and actuator 3.3 coupling driven component that allows torque transmission from an actuator driving component to the

23、 valve shaft and which includes a position indicator 3.4 axial coupling clearance clearance to ensure that there is axial movement between the actuator and the valve stem to avoid thrust being applied between the driving and driven components 标准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEN 1

24、5081:2007(E)5 3.5 part-turn actuator actuator that transmits torque to the valve for a rotation of one revolution or less and which does not have to be capable of withstanding thrust 3.6 valve top flange part of the valve which allows the attachment of actuating devices and ancillaries via an interm

25、ediate support 3.7 valve shaft part of the valve transmitting the drive torque to the obturator 3.8 part-turn actuator attachment attachment interface of the actuator which includes:flange necessary to attach the part-turn actuator to the intermediate support;driving component of the part-turn actua

26、tor necessary to attach it to the coupling or to the driven component of the valve,which may be an integral part or a removable component of the actuator 3.9 maximum actuator output torque maximum output torque of the actuator available at the maximum motive energy input 3.10 maximum allowable shaft

27、 torque(MAST)maximum torque that can be applied to all the driven components,without damage and/or plastic deformation being sustained by any part 4 Design requirements 4.1 General Part-turn actuators shall be in accordance with EN ISO 5211.4.2 Materials Unless otherwise agreed,mounting kit material

28、s shall be:for intermediate supports,of cast iron(CI),carbon steel(CS)or stainless steel(SS);for coupling,see performance classes(Table 2);for bolting(environmental corrosion categories according to Table 1):categories C2 and C3:stainless steel or a suitably corrosion protected carbon steel;categori

29、es C4 and C5-I:stainless steel;other categories:material to be specified by the purchaser.Special care shall be taken for material selection,in the event of environmental critical conditions.w w w.b z f x w.c o mEN 15081:2007(E)6 4.3 Design temperature The mounting kit shall be designed for operatio

30、n at an ambient temperature range between 20 C and+60 C.4.4 Environmental corrosion protection Mounting kits shall be protected against corrosion by suitable material selection and/or surface treatment.The manufacturers technical documentation shall specify the choice of the materials and/or the typ

31、e of the surface treatment.Surface treatment system for carbon or low-alloy steels(e.g.according to EN 10025)shall be chosen according to the classification categories given in Table 1.Test assessment and test procedures are the responsibility of the manufacturer.NOTE Table 1 may be used to define t

32、he corrosion category and help the mounting kit manufacturers to define the surface treatment for corrosion protection.Table 1 Environmental corrosion categories Typical environments Corrosion category Exterior Interior C2(low)Atmospheres with low level of pollution.Mostly rural areas.Unheated build

33、ings where condensation may occur,e.g.depots,sport halls.C3(medium)Urban and industrial atmospheres,moderate sulphur dioxide pollution.Coastal areas with low salinity.Production rooms with high humidity and some air pollution,e.g.food-processing plants,laundries,breweries.C4(high)Industrial areas an

34、d coastal areas with moderate salinity.Chemical plants,swimming pools,coastal shipyards.C5-I(very high-industrial)Industrial areas with high humidity and aggressive atmosphere.Buildings or areas with almost permanent condensation and with high pollution.C5-M(very high marine)Coastal and offshore are

35、as with high salinity.Buildings or areas with almost permanent condensation and with high pollution.Immersed in water or buried in soil:Im 1(Immersed in fresh water)River installations,hydro-electric power plants.Im 2(Immersed in sea or brackish water)Harbour areas and offshore structures.Im 3(burie

36、d in soil)Buried pipelines NOTE This table is taken from EN ISO 12944-2:1998.4.5 Mounting kit 4.5.1 Stiffness The dimensions of the mounting kit given in this European Standard ensure that the maximum flange torque-given in Table 1 of EN ISO 5211-can be transmitted safely.For non-vertically mounted

37、actuators,the user may need to design an extra support.标准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEN 15081:2007(E)7 When specified by the purchaser,the mounting kit shall also be designed for external loads(e.g.stepping load,earthquake,wind loading,additional plant induced dynamic loads).I

38、n this case,for instance,the thickness as given in Table 3 may be increased.4.5.2 Intermediate support style The intermediate support provides two equal or different attachment interfaces(actuator and valve),as per EN ISO 5211.The most common type is a rectangular”bracket,as defined in 5.1.The recta

39、ngular type is predominantly manufactured from a rectangular or square tube in compliance with EN 10219-2 or EN 10210-2.The rectangular type can also be cast,fabricated or machined.Other commonly used types are the following:“adapter flange”:generally manufactured as one piece from casting,forging,p

40、late or bar.It shall be provided with a suitable venting device;spool type:generally manufactured from two flanges that correspond to the mating faces of valve and actuator,connected together by a piece of tube.The assembly is welded together to form a spool piece.The spool type can also be in one p

41、iece:cast,forged or machined.The spool shall be provided with a suitable venting device and/or with a suitable opening to visualise the coupling position.Other types of intermediate support may be used provided they meet the requirements of this European Standard.4.6 Coupling The design of the coupl

42、ing shall ensure the maximum transmissible torque(as specified in EN ISO 5211),can be delivered to the valve shaft.The coupling performance class shall be specified by the purchaser in accordance with Table 2.The design of both coupling ends(driven/driving)shall avoid any contact between moving and

43、fixed parts.Table 2 Coupling performance classes Coupling tolerances driven end/driving end Performance designation Examples of material types Minimum yield strength type N/mm2 Class 1 Class 2 Group A Austenitic stainless steels,nickel based alloys,carbon steel 200 g9/H10 g6/H7 Group B Duplex steels

44、,martensitic stainless steels 450 g9/H10 g6/H7 4.7 Designation Mounting kits shall be designated as follows:a)mounting kit style:adaptor flange(AF),bracket(BR),spool(SP)or other(OT)followed by the intermediate support material as per 4.2(CI,CS or SS);b)flange designations according to EN ISO 5211(ac

45、tuator flange type/valve flange type);c)coupling drive identification(first for the actuator and second for the valve):w w w.b z f x w.c o mEN 15081:2007(E)8 coupling driven(actuator side)diagonal square“D”designation,as per EN ISO 5211,followed by dimension sa as per Table 4;coupling driving(valve

46、side)designation either to Clause 6 of EN ISO 5211:2001(additional capital letters with actual dimensions d7 or s)or to specified/agreed dimensions,followed by actual dimensions l8 and l7 in mm(see Figure A.1);d)environmental corrosion category as per Table 1;e)performance group/class as per Table 2

47、.EXAMPLE EN 15081-BR/CI-F07/F05-D 14/H 11-11-24-C3-B1.NOTE The designation is not a marking requirement.4.8 Position indicator The coupling design shall have a provision for a clear and permanently marked indicator to show whether the valve is open or closed:special attention,during the assembly,sho

48、uld be taken when installing square drive couplings.4.9 Buried service When buried service is required,design details and corrosion protection shall be agreed between the purchaser and manufacturer/supplier.4.10 Safety requirement(mechanical/thermal protection)The adapter flange or the spool shall h

49、ave a provision for venting any leakage that may occur through the stem seal of the valve or from the actuator hydraulic/pneumatic supply.This may be obtained either by including a suitable vent or a pressure relief safety valve.4.11 Orientation The mounting kit shall be designed to be installed in

50、any mounting position.4.12 Additional anti-rotation means When needed to resist torsion,vibration and shock loads,suitable means(e.g.dowel pins)may be used.4.13 Valve/actuator package maintenance The maintenance requirements of any valve/actuator package shall always be considered when designing and