SIST EN 14420-2:2022

SLOVENSKI STANDARD
01-oktober-2022
Nadomešča:
SIST EN 14420-2:2013
Cevni fitingi z objemkami - 2. del: Stranski cevni nastavki
Hose fittings with clamp units - Part 2: Hose side parts of hose tail
Schlaucharmaturen mit Klemmfassungen - Teil 2: Schlauchseitige Stutzenteile
Raccords pour flexibles avec demi-coquille - Partie 2 : Douilles pour flexibles
Ta slovenski standard je istoveten z: EN 14420-2:2022
ICS:
23.040.60 Prirobnice, oglavki in spojni Flanges, couplings and joints
elementi
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 14420-2
EUROPEAN STANDARD
NORME EUROPÉENNE
August 2022
EUROPÄISCHE NORM
ICS 23.040.70 Supersedes EN 14420-2:2013
English Version
Hose fittings with clamp units - Part 2: Hose side parts of
hose tail
Raccords pour flexibles avec demi-coquille - Partie 2 : Schlaucharmaturen mit Klemmfassungen - Teil 2:
Douilles pour flexibles Schlauchseitige Stutzenteile
This European Standard was approved by CEN on 24 July 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, 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
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 14420-2:2022 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 5
4 Dimensions . 5
5 Materials . 8
6 Marking . 9
7 Type testing and quality control . 9
Bibliography . 10

European foreword
This document (EN 14420-2:2022) has been prepared by Technical Committee CEN/TC 218 “Rubber and
plastics hoses and hose assemblies”, the secretariat of which is held by BSI.
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 February 2023, and conflicting national standards shall
be withdrawn at the latest by February 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 14420-2:2013.
In comparison to EN 14420-2:2013, the following changes have been made:
— In Clause 2 the normative references have been updated;
— In Clause 4, Table 1, for nominal size 100, the value of l has been changed from 96 mm to 106 mm.
The EN 14420 series, Hose fittings with clamp units, consists of the following parts:
— Part 1: Requirements, types of fixing and connection, designation and testing
— Part 2: Hose side parts of hose tail
— Part 3: Clamp units, bolted or pinned
— Part 4: Flange connections
— Part 5: Threaded connections
— Part 6: TW tank truck couplings
— Part 7: Cam locking couplings
— Part 8: Symmetrical half coupling (Guillemin system)
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 North
Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the United
Kingdom.
1 Scope
This document specifies requirements for the hose tail of hose fittings according to EN 14420-1 for use
with clamp units according to EN 14420-3. Furthermore, it specifies materials for hose fittings with clamp
units according to EN 14420-4 to EN 14420-8.
Maximum working pressure is 25 bar ; maximum working temperature is 65 °C.
2 Normative references
The following documents are referred to 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.
EN 755-2, Aluminium and aluminium alloys - Extruded rod/bar, tube and profiles - Part 2: Mechanical
properties
EN 1706, Aluminium and aluminium alloys - Castings - Chemical composition and mechanical properties
EN 1982, Copper and copper alloys - Ingots and castings
EN 10025-2, Hot rolled products of structural steels - Part
...