BS EN 13152-2002 液化石油气瓶阀门规范和测试.自闭锁.pdf

BRITISH STANDARD BS EN 131522002 Incorporating Amendment No. 1 Specification and testing of LPG cylinder valves Self closing The European Standard EN 131522001, with the incorporation of amendment A12003, has the status of a British Standard ICS 23.020.30; 23.060 BS EN 131522002 This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 23 January 2002 BSI 18 July 2003 ISBN 0 580 38220 6 National foreword This British Standard is the official English language version of EN 131522001, including amendment A12003. The start and finish of text introduced or altered by amendment is indicated in the text by tags “. Tags indicating changes to CEN text carry the number of the CEN amendment. For example, text altered by CEN amendment A1 is indicated by “. The UK participation in its preparation was entrusted to Technical Committee PVE/19, LPG containers and their associated fittings, which has the responsibility to A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. 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 does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests ined; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 19 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments 1454218 July 2003See national foreword 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 m EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13152 December 2001 A1 May 2003 ICS 23.060.40 English version Specification and testing of LPG cylinder valves Self closing includes amendment A12003 Spcifications et essais pour valves de bouteilles de GPL Fermeture automatique inclut l’amendement A12003 Spezifikation und Prfung fr Flssiggas -LPG- Flaschenventile Selbstschlieend enthlt nderung A12003 This European Standard was approved by CEN on 25 October 2001; amendment A1 was approved by CEN on 11 March 2003. 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 standards may be obtained on application to the 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 notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Central Secretariat rue de Stassart, 36 B-1050 Brussels 2001 CEN All rights of exploitation in any and by any means reserved worldwide for CEN national Members. Ref. No. EN 131522001 A12003 E w w w . b z f x w . c o m EN 131522001 E 2 Contents Page Foreword...............................................................................................................................................................3 Introduction ...........................................................................................................................................................4 1 Scope.......................................................................................................................................................5 2 Normative references ..............................................................................................................................5 3 Terms and definitions ..............................................................................................................................5 4 Design and specification..........................................................................................................................7 4.1 General ....................................................................................................................................................7 4.2 Materials ..................................................................................................................................................7 4.2.1 General ....................................................................................................................................................7 4.2.2 Operating temperatures...........................................................................................................................8 4.2.3 Copper alloys...........................................................................................................................................8 4.2.4 Non-metallic materials .............................................................................................................................8 4.3 Essential components..............................................................................................................................8 4.3.1 Valve operating mechanism ....................................................................................................................8 4.3.2 Valve body...............................................................................................................................................8 4.3.3 Sealing mechanism..................................................................................................................................9 4.3.4 Valve stem ...............................................................................................................................................9 4.3.5 Valve outlet ..............................................................................................................................................9 4.4 Optional components...............................................................................................................................9 4.4.1 Pressure relief valve ................................................................................................................................9 4.4.2 Eduction tube...........................................................................................................................................9 4.4.3 Excess flow device...................................................................................................................................9 4.4.4 Non-return valve ......................................................................................................................................9 4.4.5 Sediment tube........................................................................................................................................10 4.5 Valve connections..................................................................................................................................10 5 Valve type test .......................................................................................................................................10 5.1 General ..................................................................................................................................................10 5.2 Test valves.............................................................................................................................................10 5.3 Test procedure.......................................................................................................................................10 5.3.1 Hydraulic pressure test..........................................................................................................................11 5.3.2 Valve closure test...................................................................................................................................12 5.3.3 External and internal tightness test........................................................................................................12 5.3.4 Endurance test.......................................................................................................................................12 5.3.5 Simulated vacuum test ..........................................................................................................................13 5.3.6 Operation test ........................................................................................................................................13 5.3.7 Valve stem test ......................................................................................................................................14 5.3.8 Impact test .............................................................................................................................................14 5.4 Acceptance criteria ................................................................................................................................15 6 Markings ................................................................................................................................................15 Annex A normative Valve dimensions............................................................................................................16 Annex B inative Production testing and inspection.................................................................................17 Annex C normative Special low temperature requirements for valves ..........................................................18 Bibliography........................................................................................................................................................19 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 m EN 131522001 E 3 Foreword This European Standard has been prepared by Technical Committee CEN/TC 286, Liquefied Petroleum Gas Equipment and Accessories, the Secretariat of which is held by NSAI. 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 June 2002, and conflicting national standards shall be withdrawn at the latest by June 2002. This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directives. In this standard the anns A and C are normative and the annex B is inative. The standard has been ted for reference into the RID and/or in the technical anns of the ADR. Therefore the standards listed in the normative references and covering basic requirements of the RID/ADR not addressed within the present standard are normative only when the standards themselves are referred to in the RID and/or in the technical anns of the ADR. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Foreword to amendment A1 This document EN 131522001/A12003 has been prepared by Technical Committee CEN/TC 286, Liquefied Petroleum Gas equipment and accessories, the Secretariat of which is held by NSAI. 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 November 2003, and conflicting national standards shall be withdrawn at the latest by November 2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and the United Kingdom. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports the objectives of the framework Directives on Transport of Dangerous Goods. This European Standard has been ted for reference into the RID and/or in the technical anns of the ADR. Therefore in this context the standards listed in the normative references and covering basic requirements of the RID/ADR not addressed within the present standard are normative only when the standards themselves are referred to in the RID and/or in the technical anns of the ADR. w w w . b z f x w . c o m EN 131522001 E 4 Introduction This European Standard calls for the use of substances and procedures that can be injurious to health if adequate precautions are not taken. It refers only to technical suitability and does not absolve the user from legal obligations relating to health and safety at any stage. It has been assumed in the drafting of this European Standard that cution of its provisions is entrusted to appropriately qualified and experienced people. 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 m EN 131522001 E 5 1 Scope This European Standard specifies the requirements for design, specification and type testing for self-closing cylinder valves specifically for use with LPG. It includes references to associated equipment for vapour or liquid service. NOTE Annex B gives recommendations for production testing and inspection. This Euro