EN 14585:2024

SLOVENSKI STANDARD
01-december-2024
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: EN 14585:2024
ICS:
77.140.75 Jeklene cevi in cevni profili Steel pipes and tubes for
za posebne namene specific use
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 14585
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2024
EUROPÄISCHE NORM
ICS 23.040.70 Supersedes EN 14585-1:2006, CEN/TR 14585-2:2006,
CEN/TR 14585-3:2017
English Version
Corrugated metal hose assemblies for pressure
applications
Tuyauteries métalliques flexibles onduleuses pour Gewellte Metallschlauchleitungen für
applications sous pression Druckanwendungen
This European Standard was approved by CEN on 26 August 2024.

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, Türkiye 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
© 2024 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 14585:2024 E
worldwide for CEN national Members.

Contents Page
European foreword . 5
Introduction . 6
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 10
4 Classification . 12
5 Materials . 13
5.1 General requirement . 13
5.2 Suitable materials . 13
5.3 Other materials . 16
5.4 Corrosion . 16
5.5 Low temperature application. . 17
5.6 Materials for pressure-bearing parts of metal hose assemblies designed according to
Categories I to III . 18
5.6.1 General . 18
5.6.2 Ductility . 19
5.6.3 Brittle fracture . 19
5.7 Material documentation . 19
5.7.1 Materials according to SEP . 19
5.7.2 Materials according to Categories I to III . 19
6 Design methods . 20
6.1 General . 20
6.2 Basic design criteria . 21
6.2.1 Design conditions . 21
6.2.2 Temperatures . 21
6.2.3 Additional loadings . 21
6.2.4 Structural conditions . 21
6.2.5 Dimensions . 22
6.2.6 Design on the basis of nominal pressures PN . 23
6.2.7 Application of the different design methods . 24
6.3 Calculation design method . 24
6.3.1 General . 24
6.3.2 Allowable stresses . 28
6.3.3 Corrugated metal hose . 29
6.3.4 Braid . 34
6.3.5 Metal hose assembly . 37
6.3.6 Flanges and other end fittings . 40
6.3.7 Calculation of fatigue . 40
6.3.8 Validation tests . 41
6.4 Experimental design method . 41
6.4.1 General . 41
6.4.2 Type approvals . 41
6.4.3 Pressure test . 41
6.4.4 Cyclic tests. 42
6.5 Application of hose assemblies. 46
6.5.1 General . 46
6.5.2 Allowable pressure . 46
6.5.3 Flow velocity . 46
6.5.4 Pressure drop. 47
6.5.5 Hose configurations . 47
6.5.6 Documentation of the design methods . 53
7 Manufacturing . 54
7.1 General . 54
7.2 Materials . 54
7.2.1 General . 54
7.2.2 Material traceability for hose assemblies . 54
7.3 Permanent joints . 54
7.3.1 General . 54
7.3.2 Welding . 55
7.3.3 Brazing . 55
7.4 Metal hose assembly . 56
7.4.1 Corrugated hose . 56
7.4.2 Hose joining . 56
7.4.3 Braiding . 56
7.4.4 Additional protection . 57
7.5 Tolerances . 59
7.5.1 General . 59
7.5.2 Inner diameter . 59
7.5.3 Ply thickness e . 59
p
7.5.4 Corrugation height w . 59
7.5.5 Overall length . 59
7.5.6 End fittings . 59
7.6 Repair and rework . 59
7.7 Cleaning .
...