DIN EN ISO 15848-1-2017 Industrial valves - Measurement test and qualification procedures for fugitive emissions - Part 1 Classification system and qualification procedures for typ.pdf
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1、July 2017 English price group 21No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 23.060.01!%h-z“2691087www.din.deDIN
2、 EN ISO 15848-1Industrial valves Measurement, test and qualification procedures for fugitive emissions Part 1: Classification system and qualification procedures for type testing of valves (ISO 158481:2015 + Amd.1:2017);English version EN ISO 158481:2015 + A1:2017,English translation of DIN EN ISO 1
3、5848-1:2017-07Industriearmaturen Mess, Prf und Qualifikationsverfahren fr flchtige Emissionen Teil 1: Klassifizierungssystem und Qualifikationsverfahren fr die Bauartprfung von Armaturen (ISO 158481:2015 + Amd.1:2017);Englische Fassung EN ISO 158481:2015 + A1:2017,Englische bersetzung von DIN EN ISO
4、 15848-1:2017-07Robinetterie industrielle Mesurage, essais et modes opratoires de qualification pour missions fugitives Partie 1: Systme de classification et modes opratoires de qualification pour les essais de type des appareils de robinetterie (ISO 158481:2015 + Amd.1:2017);Version anglaise EN ISO
5、 158481:2015 + A1:2017,Traduction anglaise de DIN EN ISO 15848-1:2017-07SupersedesDIN EN ISO 158481:201511www.beuth.deDocument comprises 53 pagesDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.07.17 DIN EN ISO 15848-1:2017-07 2 A co
6、mma is used as the decimal marker. National foreword This document (EN ISO 15848-1:2015 + A1:2017) has been prepared by Technical Committee ISO/TC 153 “Valves” in collaboration with Technical Committee CEN/TC 69 “Industrial valves” (Secretariat: AFNOR, France). The responsible German body involved i
7、n its preparation was DIN-Normenausschuss Armaturen (DIN Standards Committee Valves), Working Committee NA 003-01-01 AA “Basic valves”. This standard includes Amendment 1 approved by CEN on 2017-03-15. The start and finish of text introduced or altered by amendment is indicated in the text by tags !
8、“. The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 6708:1995 DIN EN ISO 6708:1995-09 ISO 286-1:2010 DIN EN ISO 286-1:2010-11 ISO 286-2:2010 DIN EN ISO 286-2:2010-11 Amendments This standard differs from DIN EN ISO 15848-1:2015-11 as fol
9、lows: a) Amendment EN ISO 15848-1:2015/A1:2017 has been incorporated. Previous editions DIN EN ISO 15848-1: 2006-04, 2015-11 DIN EN ISO 15848-1:2017-07 3 National Annex NA (informative) Bibliography DIN EN ISO 286-1:2010-11, Geometrical product specifications (GPS) ISO code system for tolerances on
10、linear sizes Part 1: Basis of tolerances, deviations and fits (ISO 286-1:2010) DIN EN ISO 286-2:2010-11, Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts (ISO 286-2:2010) DIN
11、 EN ISO 6708:1995-09, Pipework components Definition and selection of DN (nominal size) (ISO 6708:1995) DIN EN ISO 15848-1:2017-07 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 15848-1 June 2015 + A1 March 2017 ICS 23.060.01 Supersedes EN ISO 15848-1:201
12、6 English Version Industrial valves Measurement, test and qualification procedures for fugitive emissions Part 1: Classification system and qualification procedures for type testing of valves (ISO 15848-1:2015 + Amd. 1:2017) Robinetterie industrielle Mesurage, essais et modes opratoires de qualifica
13、tion pour missions fugitives Partie 1: Systme de classification et modes opratoires de qualification pour les essais de type des appareils de robinetterie (ISO 15848-1:2015 + Amd. 1:2017) Industriearmaturen Mess-, Prf- und Qualifikationsverfahren fr flchtige Emissionen Teil 1: Klassifizierungssystem
14、 und Qualifikationsverfahren fr die Bauartprfung von Armaturen (ISO 15848-1:2015 + Amd. 1:2017) This European Standard was approved by CEN on 7 February 2015. Amendment A1 modifies the European Standard EN ISO 15848-1:2015; it was approved by CEN on 15 March 2017. CEN members are bound to comply wit
15、h the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this amendment into the relevant national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Manag
16、ement Centre or to any CEN member. This amendment 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 CEN-CENELEC Management Centre has the same status as t
17、he official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Nethe
18、rlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN
19、 All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 15848-1:2015 + A1:2017 E EN ISO 15848-1:2015 + A1:2017 (E) 2 Contents Page !European foreword to Amendment 1“ . 3 Foreword 4 Introduction 6 1 Scope 7 2 Normative references 7 3 Terms
20、 and definitions . 7 4 Symbols and abbreviations . 9 5 Type test 10 5.1 Test conditions 10 5.1.1 Preparation of a valve to be tested 10 5.1.2 Test fluid 10 5.1.3 Test temperature . 10 5.1.4 Measurement of test valve temperature . 10 5.1.5 Leakage measurement . 13 5.2 Test procedures 14 5.2.1 Safety
21、rules . 14 5.2.2 Test equipment . 14 5.2.3 Stem (or shaft) seal adjustment (SSA) 14 5.2.4 Test description 15 6 Performance classes . 17 6.1 Classification criteria 17 6.2 Tightness classes 17 6.2.1 Definition 17 6.2.2 Helium as test fluid 18 6.2.3 Methane as test fluid . 18 6.2.4 Correlations 18 6.
22、3 Endurance classes 18 6.3.1 Mechanical-cycle classes for isolating valves 18 6.3.2 Mechanical-cycle classes for control valves . 20 6.4 Temperature classes . 21 6.5 Examples of class designation . 22 6.6 Marking 22 7 Reporting 22 8 Extension of qualification to untested valves 23 Annex A (normative
23、) Total leak rate measurement . 25 Annex B (normative) Leak measurement using the sniffing method . 38 Annex C (informative) Leak rate conversion (helium) 47 Bibliography . 49 DIN EN ISO 15848-1:2017-07 European foreword . 3 EN ISO 15848-1:2015 + A1:2017 (E) This Amendment to the European Standard E
24、N ISO 15848-1:2015 shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2017, and conflicting national standards shall be withdrawn at the latest by September 2017. Attention is drawn to the possibility that some o
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