EN ISO 4210-6:2023

SLOVENSKI STANDARD
01-april-2023
Nadomešča:
SIST EN ISO 4210-6:2015
Kolesa - Varnostne zahteve za kolesa - 6. del: Preskusne metode za okvirje in
vilice koles (ISO 4210-6:2023)
Cycles - Safety requirements for bicycles - Part 6: Frame and fork test methods (ISO
4210-6:2023)
Fahrräder - Sicherheitstechnische Anforderungen an Fahrräder - Teil 6: Prüfverfahren
für Rahmen und Gabel (ISO 4210-6:2023)
Cycles - Exigences de sécurité pour les bicyclettes - Partie 6: Méthodes d'essai du cadre
et de la fourche (ISO 4210-6:2023)
Ta slovenski standard je istoveten z: EN ISO 4210-6:2023
ICS:
43.150 Kolesa Cycles
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 4210-6
EUROPEAN STANDARD
NORME EUROPÉENNE
January 2023
EUROPÄISCHE NORM
ICS 43.150 Supersedes EN ISO 4210-6:2015
English Version
Cycles - Safety requirements for bicycles - Part 6: Frame
and fork test methods (ISO 4210-6:2023)
Cycles - Exigences de sécurité pour les bicyclettes - Fahrräder - Sicherheitstechnische Anforderungen an
Partie 6: Méthodes d'essai du cadre et de la fourche Fahrräder - Teil 6: Prüfverfahren für Rahmen und
(ISO 4210-6:2023) Gabel (ISO 4210-6:2023)
This European Standard was approved by CEN on 13 January 2023.

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
© 2023 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 4210-6:2023 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
This document (EN ISO 4210-6:2023) has been prepared by Technical Committee ISO/TC 149 "Cycles"
in collaboration with Technical Committee CEN/TC 333 “Cycles” the secretariat of which is held by UNI.
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 July 2023, and conflicting national standards shall be
withdrawn at the latest by July 2023.
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 ISO 4210-6:2015.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations 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
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 4210-6:2023 has been approved by CEN as EN ISO 4210-6:2023 without any
modification.
INTERNATIONAL ISO
STANDARD 4210-6
Third edition
2023-01
Cycles — Safety requirements for
bicycles —
Part 6:
Frame and fork test methods
Cycles — Exigences de sécurité pour les bicyclettes —
Partie 6: Méthodes d'essai du cadre et de la fourche
Reference number
ISO 4210-6:2023(E)
ISO 4210-6:2023(E)
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this 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 ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
ISO 4210-6:2023(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Frame test methods .1
4.1 Frame — Impact test (falling mass) . 1
4.1.1 General . 1
4.1.2 Test method . 2
4.2 Frame and front fork assembly — Impact test (falling frame) . 4
4.2.1 General . 4
4.2.2 Test method . 4
4.3 Frame — Fatigue test with pedalling forces . 6
4.3.1 General . 6
4.3.2 Test method . 6
4.4 Frame — Fatigue test with horizontal forces . 8
4.4.1 General . 8
4.4.2 Test method . 9
4.5 Frame — Fatigue test with a vertical force . 9
4.5.1 General . 9
4.5.2 Test method . 10
4.6 Rear brake mount tests . 11
4.6.1 General . 11
4.6.2 Static rear brake torque test . 11
4.6.3 Rear brake mount fatigue test.12
5 Fork test methods .14
5.1 Suspension forks — Tyre-clearance test . 14
5.2 Front fork — Tensile test . 14
5.2.1 Test method — Suspension fork . 14
5.2.2 Test method — Rigid, non-welded fork . 14
5.3 Front fork — Static bending test . 14
5.4 Front fork — Rearward impact test . 15
5.4.1 Test method 1 . 15
5.4.2 Test method 2 (only for forks made entirely of metal) . 17
5.4.3 Test method 3 . 17
5.5 Front fork — Bending fatigue test and rearward impact test . 18
5.6 Forks intended for use with hub or disc brakes. 19
5.6.1 General . 19
5.6.2 Fork for hub/disc brake — Static brake-torque test. 19
5.6.3 Fork for hub brake — Brake mount fatigue test .22
5.6.4 Fork made of composite materials designed for disc brakes .23
5.7 Fork steerer tube and stem assembly — Fatigue test . 24
5.7.1 General . 24
5.7.2 Test method . 24
Annex A (informative) Dummy fork characteristics .26
Annex B (normative) Fork mounting fixture .28
Annex C (informative) Suspension frames — Tyre-clearance test .29
iii
ISO 4210-6:2023(E)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO membe
...