EN 14585:2024

SLOVENSKI STANDARD
oSIST prEN 14585-1 rev:2022
01-junij-2022
Valoviti kovinski cevni sestavi za uporabo v tlačnih cevovodih
Corrugated metal hose assemblies for pressure applications
Gewellte Metallschlauchleitungen für Druckanwendungen
Tuyauteries métalliques flexibles onduleuses pour applications sous pression
Ta slovenski standard je istoveten z: prEN 14585-1 rev
ICS:
77.140.75 Jeklene cevi in cevni profili Steel pipes and tubes for
za posebne namene specific use
oSIST prEN 14585-1 rev:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

oSIST prEN 14585-1 rev:2022
oSIST prEN 14585-1 rev:2022
DRAFT
EUROPEAN STANDARD
prEN 14585-1 rev
NORME EUROPÉENNE
EUROPÄISCHE NORM
April 2022
ICS 23.040.70 Will supersede CEN/TR 14585-2:2006, CEN/TR
14585-3:2017, EN 14585-1:2006
English Version
Corrugated metal hose assemblies for pressure
applications
Tuyauteries métalliques flexibles onduleuses pour Gewellte Metallschlauchleitungen für
applications sous pression Druckanwendungen
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 342.
If this draft becomes a European Standard, 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.

This draft European Standard was established by CEN 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.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

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. prEN 14585-1 rev:2022 E
worldwide for CEN national Members.

oSIST prEN 14585-1 rev:2022
prEN 14585-1:2022 (E)
Contents Page
European foreword . 5
Introduction . 6
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 10
4 Classification . 12
5 Materials . 12
5.1 General requirement . 12
5.2 Suitable materials . 12
5.3 Other materials . 16
5.4 Corrosion . 16
5.5 Low temperature application. . 16
5.6 Materials for pressure-bearing parts of metal hose assemblies designed according to
Categories I to III . 17
5.6.1 General . 17
5.6.2 Ductility . 18
5.6.3 Brittle fracture . 18
5.7 Material documentation . 18
5.7.1 Materials according to SEP . 18
5.7.2 Materials according to Categories I to III . 18
6 Design methods . 19
6.1 General . 19
6.2 Basic design criteria . 20
6.2.1 Design conditions . 20
6.2.2 Temperatures . 20
6.2.3 Additional loadings . 20
6.2.4 Structural conditions . 21
6.2.5 Dimensions . 21
6.2.6 Design on the basis of nominal pressures PN . 23
6.2.7 Application of the different design methods . 23
6.3 Calculation design method . 23
6.3.1 General . 23
6.3.2 Allowable stresses . 27
6.3.3 Corrugated metal hose . 28
6.3.4 Braid . 33
6.3.5 Metal hose assembly . 37
6.3.6 Flanges and other end fittings . 40
6.3.7 Calculation of fatigue . 41
6.3.8 Validation tests . 41
6.4 Experimental design method . 41
6.4.1 General . 41
6.4.2 Type approvals . 41
oSIST prEN 14585-1 rev:2022
prEN 14585-1:2022 (E)
6.4.3 Pressure test . 42
6.4.4 Cyclic tests . 43
6.5 Application of hose assemblies. 47
6.5.1 General . 47
6.5.2 Allowable pressure . 47
6.5.3 Flow velocity . 47
6.5.4 Pressure drop. 48
6.5.5 Hose configurations . 48
6.5.6 Documentation of the design methods . 55
7 Manufacturing . 55
7.1 General . 55
7.2 Materials . 56
7.2.1 General . 56
7.2.2 Material traceability for hose assemblies . 56
7.3 Permanent joints . 56
7.3.1 General . 56
7.3.2 Welding . 56
7.3.3 Brazing . 57
7.3.4 Procedures and personnel for permanent joints of category II and III hose
assemblies . 57
7.4 Metal hose assembly . 57
7.4.1 Corrugated hose . 57
7.4.2 Hose joining . 58
7.4.3 Braiding . 58
7.4.4 Additional protection . 59
7.5 Tolerances . 61
7.5.1 General . 61
7.5.2 Inner diameter . 61
7.5.3 Ply thickness e . 61
p
7.5.4 Corrugation height w .
...