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SLOVENSKI STANDARD
01-september-2022
Nadomešča:
SIST EN 14427:2014
Oprema in pribor za utekočinjeni naftni plin (UNP) - Premične, ponovno polnljive
jeklenke iz kompozitnih materialov za UNP - Konstruiranje in izdelava
LPG equipment and accessories - Transportable refillable composite cylinders for LPG -
Design and construction
Flüssiggas-Geräte und Ausrüstungsteile - Ortsbewegliche wiederbefüllbare
vollumwickelte Flaschen aus Verbundwerkstoff für Flüssiggas (LPG) - Auslegung und
Bau
Équipements pour gaz de pétrole liquéfiés et leurs accessoires - Bouteilles entièrement
bobinées en matériau composite, transportables et rechargeables pour gaz de pétrole
liquéfié (GPL) - Conception et fabrication
Ta slovenski standard je istoveten z: EN 14427:2022
ICS:
23.020.35 Plinske jeklenke Gas cylinders
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 14427
EUROPEAN STANDARD
NORME EUROPÉENNE
April 2022
EUROPÄISCHE NORM
ICS 23.020.35 Supersedes EN 14427:2014
English Version
LPG equipment and accessories - Transportable refillable
composite cylinders for LPG - Design and construction
Équipements pour gaz de pétrole liquéfiés et leurs Flüssiggas-Geräte und Ausrüstungsteile -
accessoires - Bouteilles entièrement bobinées en Ortsbewegliche wiederbefüllbare vollumwickelte
matériau composite, transportables et rechargeables Flaschen aus Verbundwerkstoff für Flüssiggas (LPG) -
pour gaz de pétrole liquéfié (GPL) - Conception et Auslegung und Bau
fabrication
This European Standard was approved by CEN on 13 March 2022.
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 CEN-CENELEC 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 CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 14427:2022 E
worldwide for CEN national Members.
Contents Page
European foreword . 4
Introduction . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 8
4 Design and manufacture .11
4.1 General .11
4.2 Liner .12
4.2.1 Metallic liners .12
4.2.2 Non-metallic liners .12
4.2.3 Design drawing .13
4.3 Composite overwrap .13
4.3.1 Materials .13
4.3.2 Winding.14
4.4 Finished cylinder .14
4.4.1 Design drawings .14
4.4.2 Type 5 cylinders .15
4.4.3 Autofrettage .15
4.4.4 Manufacturing requirements for the finished cylinder .16
4.4.5 Neck ring .16
4.4.6 Cylinder stability .16
4.4.7 Establishment of rejection criteria .16
5 Cylinder and material tests .17
5.1 General .17
5.2 Test procedures and test requirements .18
5.2.1 Test No. 1 – Composite material tests .18
5.2.2 Test No. 2 – Liner material tests .19
5.2.3 Test No. 3 – Liner burst test (for metallic liners only) .20
5.2.4 Test No. 4 –Proof pressure test of finished cylinders .21
5.2.5 Test No. 5 – Cylinder burst test .22
5.2.6 Test No. 6 – Pressure cycle test .22
5.2.7 Test No. 7 – Artificial ageing test .23
5.2.8 Test No. 8 – Exposure to elevated temperature at test pressure .25
5.2.9 Test No. 9 – Cylinder body integrity impact tests .26
5.2.10 Test No. 10 – Drop test .30
5.2.11 Test No. 11 – Flawed cylinder test .31
5.2.12 Test No. 12 – Extreme temperature cycle test .31
5.2.13 Test No. 13 – Fire resistance test .33
5.2.14 Test No. 14 – Spike puncture test .34
5.2.15 Permeability test of Type 4 and 5 cylinders .35
5.2.16 Test No. 16 – Torque test .36
5.2.17 Test No. 17 – Neck strength test .36
5.2.18 Test No. 18 – Neck ring test .37
5.3 Failure to meet test requirements .37
5.3.1 Metallic liners .37
5.3.2 Complete cylinder .37
6 Marking .38
Annex A (normative) Prototype testing, design variant testing and production testing . 39
A.1 General . 39
A.2 Prototype testing . 39
A.2.1 General . 39
A.2.2 Definition of new design . 40
A.2.3 Prototype testing requirements . 41
A.3 Design variant testing . 43
A.3.1 General . 43
A.3.2 Definition of a design variant . 43
A.3.3 Design variant test requirements . 46
A.4 Production testing . 49
A.4.1 General . 49
A.4.2 Production test requirements . 49
A.4.3 Liner batch tests and inspections . 49
A.4.4 Composite materials batch tests and inspections. 50
A.4.5 Tests and inspections of the finished cylinder . 50
Bibliography . 54
European foreword
This document (EN 14427:2022) 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 October 2022, and conflicting national standards shall
be withdrawn at the latest by October 2022.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 14427:2014.
In comparison with the previous edition, the following technical modifications have been made:
— Introduction of cylinder types;
— Addition of criteria for design drawings;
— Establishment of rejection criteria;
— Addition of table – cylinder rejection criteria;
— Further update to 4.3.2.4, 5.2.6, 5.2.7, 5.2.9, 5.2.15, Annex A.
This document has been submitted for reference in:
— the RID [12]; and
— the technical annexes of the ADR [11].
NOTE These regulations take precedence over any clause of this standard. It is emphasized that RID/ADR are
being revised regularly at intervals of two years which can lead to temporary non-compliances with the clauses of
this document.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia,
Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland,
Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of No
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