1、Road vehicles - Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system componentsPart 16: FittingsBS ISO 12619-16:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06 ISO 2017Road vehicles Compressed gaseous hydrogen (CGH2) and hydrogen/natura
2、l gas blends fuel system components Part 16: FittingsVhicules routiers Composants des circuits dalimentation pour hydrogne gazeux comprim (CGH2) et mlanges de gaz naturel et hydrogne Partie 16: RaccordsINTERNATIONAL STANDARDISO12619-16First edition2017-08Reference numberISO 12619-16:2017(E)National
3、forewordThis British Standard is the UK implementation of ISO 12619-16:2017.The UK participation in its preparation was entrusted to Technical Committee GSE/40, Gas supply equipment for natural gas vehicles.A list of organizations represented on this committee can be obtained on request to its secre
4、tary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 94698 1ICS 43.060.40Compliance with a British Standard cannot
5、confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 September 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS ISO 12619-16:2017 ISO 2017Road vehicles Compressed gas
6、eous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components Part 16: FittingsVhicules routiers Composants des circuits dalimentation pour hydrogne gazeux comprim (CGH2) et mlanges de gaz naturel et hydrogne Partie 16: RaccordsINTERNATIONAL STANDARDISO12619-16First edition2017-08Refer
7、ence numberISO 12619-16:2017(E)BS ISO 12619-16:2017ISO 12619-16:2017(E)ii ISO 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by
8、any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 40
9、1CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgBS ISO 12619-16:2017ISO 12619-16:2017(E)ii ISO 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of t
10、his publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in
11、the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgISO 12619-16:2017(E)Foreword iv1 Scope . 12 Normative references 13 Terms and definitions . 14 Marking 25 Construction an
12、d assembly . 26 Tests . 26.1 Applicability 26.2 Hydrostatic strength 36.3 Continued operation 36.4 Vibration resistance 36.5 Pull-off 46.6 Repeated assembly 4Bibliography 5 ISO 2017 All rights reserved iiiContents PageBS ISO 12619-16:2017ISO 12619-16:2017(E)ForewordISO (the International Organizatio
13、n for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has
14、 the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The pr
15、ocedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the edito
16、rial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent ri
17、ghts identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www .iso .org/ patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an
18、explanation on the voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www .iso
19、.org/ iso/ foreword .html.This document was prepared by Technical Committee ISO/TC 22, Road vehicles, Subcommittee SC 41, Specific aspects for gaseous fuels.A list of all parts in the ISO 12619 series can be found on the ISO website.iv ISO 2017 All rights reservedBS ISO 12619-16:2017ISO 12619-16:201
20、7(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which
21、a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matt
22、ers of electrotechnical standardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This doc
23、ument was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or al
24、l such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www .iso .org/ patents).Any trade name used in this document is information given for the convenience of users
25、and does not constitute an endorsement.For an explanation on the voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers t
26、o Trade (TBT) see the following URL: www .iso .org/ iso/ foreword .html.This document was prepared by Technical Committee ISO/TC 22, Road vehicles, Subcommittee SC 41, Specific aspects for gaseous fuels.A list of all parts in the ISO 12619 series can be found on the ISO website.iv ISO 2017 All right
27、s reserved INTERNATIONAL STANDARD ISO 12619-16:2017(E)Road vehicles Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components Part 16: Fittings1 ScopeThis document specifies tests and requirements for the fittings, compressed gaseous hydrogen (CGH2) and hydrogen/natur
28、al gas blend fuel system components intended for use on the types of motor vehicles defined in ISO 3833.It is applicable to vehicles using CGH2in accordance with ISO 14687-1 or ISO 14687-2 and hydrogen/natural gas blend using natural gas in accordance with ISO 15403-1 and ISO/TR 15403-2. It is not a
29、pplicable to the following:a) liquefied hydrogen (LH2) fuel system components;b) fuel containers;c) stationary gas engines;d) container mounting hardware;e) electronic fuel management;f) refuelling receptacles;g) fuel cell vehicles.NOTE 1 It is recognized that miscellaneous components not specifical
30、ly covered herein can be examined to meet the criteria of this document and tested according to the appropriate functional tests.NOTE 2 All references to pressure in this document are considered gauge pressures unless otherwise specified.2 Normative referencesThe following documents are referred to
31、in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 12619-1, Road vehicles Compressed
32、gaseous hydrogen (CGH2) and hydrogen/natural gas blend fuel system components Part 1: General requirements and definitionsISO 12619-2:2014, Road vehicles Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blend fuel system components Part 2: Performance and general test methods3 Terms and d
33、efinitionsFor the purposes of this document, the terms and definitions given in ISO 12619-1 apply. ISO 2017 All rights reserved 1BS ISO 12619-16:2017ISO 12619-16:2017(E)ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at
34、 h t t p :/ www .electropedia .org/ ISO Online browsing platform: available at h t t p :/ www .iso .org/ obp4 MarkingMarking of the component shall provide sufficient information to allow the following to be traced:a) the manufacturers or agents name, trademark or symbol;b) the model designation (pa
35、rt number);c) the temperature range.The following additional markings are recommended: the direction of flow (when necessary for correct installation); the type of fuel; the electrical ratings (if applicable); the symbol of the certification agency; the type approval number; the serial number or dat
36、e code; a reference to this document, i.e. ISO 12619-16:2017.NOTE This information can be provided by a suitable identification code on at least one part of the component when it consists of more than one part.5 Construction and assembly5.1 The fitting shall comply with the applicable provisions of
37、ISO 12619-1 and ISO 12619-2 and with the tests specified in Clause 6. Tolerances should follow the specifications of ISO 12619-2.5.2 The fitting shall be compatible with the rigid fuel line.5.3 Stainless steel lines shall only be fitted with stainless steel fittings.5.4 Galvanic corrosion shall be p
38、revented.6 Tests6.1 ApplicabilityThe tests required to be carried out are indicated in Table 1.2 ISO 2017 All rights reservedBS ISO 12619-16:2017ISO 12619-16:2017(E)ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at h t
39、 t p :/ www .electropedia .org/ ISO Online browsing platform: available at h t t p :/ www .iso .org/ obp4 MarkingMarking of the component shall provide sufficient information to allow the following to be traced:a) the manufacturers or agents name, trademark or symbol;b) the model designation (part n
40、umber);c) the temperature range.The following additional markings are recommended: the direction of flow (when necessary for correct installation); the type of fuel; the electrical ratings (if applicable); the symbol of the certification agency; the type approval number; the serial number or date co
41、de; a reference to this document, i.e. ISO 12619-16:2017.NOTE This information can be provided by a suitable identification code on at least one part of the component when it consists of more than one part.5 Construction and assembly5.1 The fitting shall comply with the applicable provisions of ISO
42、12619-1 and ISO 12619-2 and with the tests specified in Clause 6. Tolerances should follow the specifications of ISO 12619-2.5.2 The fitting shall be compatible with the rigid fuel line.5.3 Stainless steel lines shall only be fitted with stainless steel fittings.5.4 Galvanic corrosion shall be preve
43、nted.6 Tests6.1 ApplicabilityThe tests required to be carried out are indicated in Table 1.2 ISO 2017 All rights reserved ISO 12619-16:2017(E)Table 1 Applicable testsTest ApplicableTest procedure as required by ISO 12619-2Specific test requirements of this documentHydrostatic strength X X X (see 6.2
44、)Leakage X X Excess torque resistance X X Bending moment X X Continued operation X X X (see 6.3)Corrosion resistance X X Oxygen ageingX (only for non- metallic parts)X Ozone ageingX (only for non- metallic parts)X Heat ageingX (only for non- metallic parts)X Automotive Fluids X X Electrical over-vol
45、tages Non-metallic material immersionX (only for non- metallic parts)X Vibration resistance X X (see 6.4)Pull-off X X (see 6.5)Brass material compatibility X X 6.2 Hydrostatic strengthTest the fitting according to the procedure for testing hydrostatic strength specified in ISO 12619-2. The test pres
46、sure shall be four times the working pressure.NOTE The higher hydrostatic test pressure for the fittings compared with the other components in the other parts of ISO 12619 is due to consistency with fuel line provisions.6.3 Continued operationTest the fitting in accordance with the procedure for tes
47、ting continued operation given in ISO 12619-2 for a total of 100 000 cycles. The fitting shall only be tested while connected with a rigid fuel line.Following cycling testing, perform the leak test specified in ISO 12619-2, then the hydrostatic strength test in accordance with 6.2.6.4 Vibration resi
48、stanceVibrate the fitting assembly, pressurized to its working pressure and sealed at both ends, for 30 min along each of the three orthogonal axes at the most severe resonant frequencies determined as follows: by an acceleration of 1,5 g; within a sinusoidal frequency range from 10 Hz to 500 Hz; wi
49、th a sweep time of 10 min.If the resonance frequency is not found in this range, the test shall be conducted at 500 Hz. ISO 2017 All rights reserved 3BS ISO 12619-16:2017ISO 12619-16:2017(E)At the completion of the test, the component shall not show any indication of fatigue or component damage and shall meet the leakage test requirements specified in ISO 12619-2 and the hydrostatic strength test in accordance with 6.2.6.5 Pull-offTest the fitting, attached t
