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    EN 16668-2016 en Industrial valves - Requirements and testing for metallic valves as pressure accessories (Incorporates Amendment A1 2018)《工业用阀-压力附件金属阀门的要求和试验》.pdf

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    EN 16668-2016 en Industrial valves - Requirements and testing for metallic valves as pressure accessories (Incorporates Amendment A1 2018)《工业用阀-压力附件金属阀门的要求和试验》.pdf

    1、BS EN 16668:2016Industrial valves Requirements and testing formetallic valves as pressureaccessoriesBSI Standards PublicationBS EN 16668:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 16668:2016.The UK participation in its preparation was entrusted to Tech

    2、nicalCommittee PSE/18/1, Industrial valves, steam traps, actuators andsafety devices against excessive pressure - Valves - Basic standards.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessarypr

    3、ovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2016.Published by BSI Standards Limited 2016ISBN 978 0 580 83886 6 ICS 23.060.01 Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was publ

    4、ished under the authority of theStandards Policy and Strategy Committee on 30 June 2016.Amendments/corrigenda issued since publicationDate Text affectedBS EN 16668:2016g3g3g3g8g24g21g18g19g8g4g17g3g22g23g4g17g7g4g21g7g3g17g18g21g16g8g3g8g24g21g18g19g50g8g17g17g8g3g8g24g21g18g19g34g12g22g6g11g8g3g17g

    5、18g21g16g3EN 16668 g3 g3g3 g4g146g148g139g142g3g884g882g883g888g3g12g6g22g3g884g885g484g882g888g882g484g882g883g3g8g144g137g142g139g149g138g3g25g135g148g149g139g145g144g3g3g12g144g134g151g149g150g148g139g131g142g3g152g131g142g152g135g149g3g486g3g21g135g147g151g139g148g135g143g135g144g150g149g3g131g1

    6、44g134g3g150g135g149g150g139g144g137g3g136g145g148g3g143g135g150g131g142g142g139g133g3g152g131g142g152g135g149g3g131g149g3g146g148g135g149g149g151g148g135g3g131g133g133g135g149g149g145g148g139g135g149g3g21g145g132g139g144g135g150g150g135g148g139g135g3g139g144g134g151g149g150g148g139g135g142g142g135g

    7、3g486g3g8g154g139g137g135g144g133g135g149g3g135g150g3g135g149g149g131g139g149g3g146g145g151g148g3g131g146g146g131g148g135g139g142g149g3g134g135g3g148g145g132g139g144g135g150g150g135g148g139g135g3g143g177g150g131g142g142g139g147g151g135g149g3g151g150g139g142g139g149g177g149g3g133g145g143g143g135g3g13

    8、1g133g133g135g149g149g145g139g148g135g149g3g149g145g151g149g3g146g148g135g149g149g139g145g144g3g3 g12g144g134g151g149g150g148g139g135g131g148g143g131g150g151g148g135g144g3g486g3g4g144g136g145g148g134g135g148g151g144g137g135g144g3g151g144g134g3g19g148g242g136g151g144g137g135g144g3g136g242g148g3g16g13

    9、5g150g131g142g142g131g148g143g131g150g151g148g135g144g3g131g142g149g3g134g148g151g133g141g150g148g131g137g135g144g134g135g3g4g151g149g148g242g149g150g151g144g137g149g150g135g139g142g135g3g23g138g139g149g3g8g151g148g145g146g135g131g144g3g22g150g131g144g134g131g148g134g3g153g131g149g3g131g146g146g148g

    10、145g152g135g134g3g132g155g3g6g8g17g3g145g144g3g884g885g3g13g131g144g151g131g148g155g3g884g882g883g888g484g3g3g3g6g8g17g3g143g135g143g132g135g148g149g3g131g148g135g3g132g145g151g144g134g3g150g145g3g133g145g143g146g142g155g3g153g139g150g138g3g150g138g135g3g6g8g17g512g6g8g17g8g15g8g6g3g12g144g150g135g1

    11、48g144g131g142g3g21g135g137g151g142g131g150g139g145g144g149g3g153g138g139g133g138g3g149g150g139g146g151g142g131g150g135g3g150g138g135g3g133g145g144g134g139g150g139g145g144g149g3g136g145g148g3g137g139g152g139g144g137g3g150g138g139g149g3g8g151g148g145g146g135g131g144g3g22g150g131g144g134g131g148g134g3

    12、g150g138g135g3g149g150g131g150g151g149g3g145g136g3g131g3g144g131g150g139g145g144g131g142g3g149g150g131g144g134g131g148g134g3g153g139g150g138g145g151g150g3g131g144g155g3g131g142g150g135g148g131g150g139g145g144g484g3g24g146g486g150g145g486g134g131g150g135g3g142g139g149g150g149g3g131g144g134g3g132g139g

    13、132g142g139g145g137g148g131g146g138g139g133g131g142g3g148g135g136g135g148g135g144g133g135g149g3g133g145g144g133g135g148g144g139g144g137g3g149g151g133g138g3g144g131g150g139g145g144g131g142g3g149g150g131g144g134g131g148g134g149g3g143g131g155g3g132g135g3g145g132g150g131g139g144g135g134g3g145g144g3g131g

    14、146g146g142g139g133g131g150g139g145g144g3g150g145g3g150g138g135g3g6g8g17g486g6g8g17g8g15g8g6g3g16g131g144g131g137g135g143g135g144g150g3g6g135g144g150g148g135g3g145g148g3g150g145g3g131g144g155g3g6g8g17g3g143g135g143g132g135g148g484g3g3g23g138g139g149g3g8g151g148g145g146g135g131g144g3g22g150g131g144g1

    15、34g131g148g134g3g135g154g139g149g150g149g3g139g144g3g150g138g148g135g135g3g145g136g136g139g133g139g131g142g3g152g135g148g149g139g145g144g149g3g523g8g144g137g142g139g149g138g481g3g9g148g135g144g133g138g481g3g10g135g148g143g131g144g524g484g3g4g3g152g135g148g149g139g145g144g3g139g144g3g131g144g155g3g14

    16、5g150g138g135g148g3g142g131g144g137g151g131g137g135g3g143g131g134g135g3g132g155g3g150g148g131g144g149g142g131g150g139g145g144g3g151g144g134g135g148g3g150g138g135g3g148g135g149g146g145g144g149g139g132g139g142g139g150g155g3g145g136g3g131g3g6g8g17g3g143g135g143g132g135g148g3g139g144g150g145g3g139g150g1

    17、49g3g145g153g144g3g142g131g144g137g151g131g137g135g3g131g144g134g3g144g145g150g139g136g139g135g134g3g150g145g3g150g138g135g3g6g8g17g486g6g8g17g8g15g8g6g3g16g131g144g131g137g135g143g135g144g150g3g6g135g144g150g148g135g3g138g131g149g3g150g138g135g3g149g131g143g135g3g149g150g131g150g151g149g3g131g149g3

    18、g150g138g135g3g145g136g136g139g133g139g131g142g3g152g135g148g149g139g145g144g149g484g3g3g6g8g17g3g143g135g143g132g135g148g149g3g131g148g135g3g150g138g135g3g144g131g150g139g145g144g131g142g3g149g150g131g144g134g131g148g134g149g3g132g145g134g139g135g149g3g145g136g3g4g151g149g150g148g139g131g481g3g5g13

    19、5g142g137g139g151g143g481g3g5g151g142g137g131g148g139g131g481g3g6g148g145g131g150g139g131g481g3g6g155g146g148g151g149g481g3g6g156g135g133g138g3g21g135g146g151g132g142g139g133g481g3g7g135g144g143g131g148g141g481g3g8g149g150g145g144g139g131g481g3g9g139g144g142g131g144g134g481g3g9g145g148g143g135g148g3

    20、g28g151g137g145g149g142g131g152g3g21g135g146g151g132g142g139g133g3g145g136g3g16g131g133g135g134g145g144g139g131g481g3g9g148g131g144g133g135g481g3g10g135g148g143g131g144g155g481g3g10g148g135g135g133g135g481g3g11g151g144g137g131g148g155g481g3g12g133g135g142g131g144g134g481g3g12g148g135g142g131g144g134

    21、g481g3g12g150g131g142g155g481g3g15g131g150g152g139g131g481g3g15g139g150g138g151g131g144g139g131g481g3g15g151g154g135g143g132g145g151g148g137g481g3g16g131g142g150g131g481g3g17g135g150g138g135g148g142g131g144g134g149g481g3g17g145g148g153g131g155g481g3g19g145g142g131g144g134g481g3g19g145g148g150g151g13

    22、7g131g142g481g3g21g145g143g131g144g139g131g481g3g22g142g145g152g131g141g139g131g481g3g22g142g145g152g135g144g139g131g481g3g22g146g131g139g144g481g3g22g153g135g134g135g144g481g3g22g153g139g150g156g135g148g142g131g144g134g481g3g23g151g148g141g135g155g3g131g144g134g24g144g139g150g135g134g3g14g139g144g1

    23、37g134g145g143g484g3g3g3g3g3g8g24g21g18g19g8g4g17g3g6g18g16g16g12g23g23g8g8g3g9g18g21g3g22g23g4g17g7g4g21g7g12g29g4g23g12g18g17g3g6g18g16g12g23g50g3g8g24g21g18g19g50g8g17g3g7g8g3g17g18g21g16g4g15g12g22g4g23g12g18g17g3g8g24g21g18g19g34g12g22g6g11g8g22g3g14g18g16g12g23g8g8g3g9g111g21g3g17g18g21g16g24g

    24、17g10g3g3g3g3CEN-CENELECg3Management Centre: Avenue Marnix 17, B-1000 Brussels g825g3g884g882g883g888g3g6g8g17g3 g4g142g142g3g148g139g137g138g150g149g3g145g136g3g135g154g146g142g145g139g150g131g150g139g145g144g3g139g144g3g131g144g155g3g136g145g148g143g3g131g144g134g3g132g155g3g131g144g155g3g143g135g

    25、131g144g149g3g148g135g149g135g148g152g135g134g3g153g145g148g142g134g153g139g134g135g3g136g145g148g3g6g8g17g3g144g131g150g139g145g144g131g142g3g16g135g143g132g135g148g149g484g3g21g135g136g484g3g17g145g484g3g8g17g3g883g888g888g888g890g483g884g882g883g888g3g8BS EN 16668:2016EN 16668:2016 (E) 2 Contents

    26、 Page European foreword . 4 Introduction 5 1 Scope 6 2 Normative references 6 3 Terms and definitions . 8 4 Category of valves . 9 4.1 Classification of valves 9 4.2 Sound engineering practice . 9 5 Requirements . 9 5.1 Design 9 5.1.1 General 9 5.1.2 Shell design strength . 10 5.1.3 Protection again

    27、st exceeding the allowable limits 10 5.2 Materials 10 5.2.1 General requirements 10 5.2.2 European harmonized standards . 10 5.2.3 European approval of materials (EAM) . 10 5.2.4 Particular Material Appraisal (PMA) 11 5.2.5 Requirements for prevention of brittle fracture at low temperatures 11 5.2.6

    28、 Selection of bolting material 11 5.2.7 Material selection for parts other than shell . 11 5.3 Manufacturing . 12 5.3.1 Welding 12 5.3.2 Heat treatment 13 5.3.3 Traceability 14 5.3.4 Qualification of non-destructive testing personnel . 14 5.4 Non-destructive testing (NDT) 14 5.4.1 Non-destructive te

    29、sting of steel castings . 14 5.4.2 Non-destructive testing of joint welding . 14 5.5 Final assessment 14 5.6 Marking 15 5.7 Surface and coating testing . 15 5.8 Documentation 15 5.8.1 Documentation for final inspection. 15 5.8.2 Accompanying documents 16 Annex A (normative) Classification of valves

    30、17 Annex B (informative) European harmonized standards for materials and components for shell parts . 23 Annex C (informative) European Approval of Materials (EAM) . 25 Annex D (informative) European harmonized supporting standards for valves 26 Annex E (informative) Non-destructive testing of steel

    31、 castings . 28 E.1 Terms and Definitions 28 E.2 Non-destructive testing of steel castings . 28 BS EN 16668:2016g8g17g3g883g888g888g888g890g483g884g882g883g888g3g525g8g5262BS EN 16668:2016EN 16668:2016 (E) 3 E.2.1 General . 28 E.2.2 Testing procedures 32 Annex F (normative) Non-destructive testing (N

    32、DT) of joint welding . 37 F.1 General . 37 F.2 Non-destructive testing (NDT) extent . 37 F.3 Selection of NDT-methods . 43 Annex ZA (informative) Relationship between this European Standard and the essential requirements of Directive 2014/68/EU (Pressure equipment Directive) aimed to be covered . 45

    33、 Bibliography . 48 BS EN 16668:2016g8g17g3g883g888g888g888g890g483g884g882g883g888g3g525g8g5263BS EN 16668:2016EN 16668:2016 (E) 4 European foreword This document (EN 16668:2016) has been prepared by Technical Committee CEN/TC 69 “Industrial valves”, the secretariat of which is held by AFNOR. This E

    34、uropean 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 2016, and conflicting national standards shall be withdrawn at the latest by October 2016. Attention is drawn to the possibility that some of the

    35、elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports

    36、 essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this Euro

    37、pean Standard: 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, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slo

    38、venia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 16668:2016g8g17g3g883g888g888g888g890g483g884g882g883g888g3g525g8g5264BS EN 16668:2016EN 16668:2016 (E) 5 Introduction This European Standard is to be understood as an umbrella standard referencing European harmonized Standards

    39、for industrial metallic valves as pressure accessories for industrial applications and covers the relevant minimum requirements to meet the Essential Safety Requirements of the Pressure Equipment Directive. BS EN 16668:2016g8g17g3g883g888g888g888g890g483g884g882g883g888g3g525g8g5265BS EN 16668:2016E

    40、N 16668:2016 (E) 6 1 Scope This European standard applies to metallic valves as pressure accessories for industrial applications with a maximum allowable pressure PS greater than 0,5 bar in accordance with the Pressure Equipment Directive 2014/68/EU and specifies minimum requirements applicable to d

    41、esign, manufacture, testing, materials and documentation. All relevant essential safety requirements of the Pressure Equipment Directive 2014/68/EU applicable to valves have been taken into consideration and are addressed in this standard. This standard is not applicable to: safety valve and burstin

    42、g disc (a safety accessory), sight glass with its frames (component of a pressure equipment) and measurement chambers. For other exclusions refer to the PED 32. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for

    43、its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 19:2002, Industrial valves Marking of metallic valves EN 287-1:2011,1Qualification test of welders Fusion welding Part 1

    44、: Steels EN 545:2010, Ductile iron pipes, fittings, accessories and their joints for water pipelines Requirements and test methods EN 593, Industrial valves Metallic butterfly valves EN 736-1:1995, Valves Terminology Part 1: Definition of types of valves EN 764 (all parts), Pressure equipment EN 764

    45、-4:2014, Pressure equipment Part 4: Establishment of technical delivery conditions for metallic materials EN 764-5:2014, Pressure equipment Part 5: Inspection documentation of metallic materials and compliance with the material specification EN 1171, Industrial valves Cast iron gate valves EN 1349:2

    46、009, Industrial process control valves EN 1515-4:2009, Flanges and their joints Bolting Part 4: Selection of bolting for equipment subject to the Pressure Equipment Directive 97/23/EC 1) This document was superseded with EN ISO 9606-1:2013, Qualification testing of welders Fusion welding Part 1: Ste

    47、els (ISO 9606-1:2012 including Cor 1:2012). BS EN 16668:2016g8g17g3g883g888g888g888g890g483g884g882g883g888g3g525g8g5266BS EN 16668:2016EN 16668:2016 (E) 7 EN 1561:2011, Founding Grey cast irons EN 1982:2008, Copper and copper alloys Ingots and castings EN 1983, Industrial valves Steel ball valves E

    48、N 1984, Industrial valves Steel gate valves EN 10025-2:2004, Hot rolled products of structural steels Part 2: Technical delivery conditions for non-alloy structural steels EN 102222:1999, Steel forgings for pressure purposes Part 2: Ferritic and martensitic steels with specified elevated temperature

    49、 properties EN 10269:2013, Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties EN 12163:2011, Copper and copper alloys Rod for general purposes EN 12164:2011, Copper and copper alloys Rod for free machining purposes EN 12266-1:2012, Industrial valves Testing of metallic valves Part 1: Pressure tests, test procedures and acceptance criteria Mandatory requirements EN 12266-2:2012, Industrial valves Testing of metallic valves Part 2: Tests, test procedures and acceptance crit


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