EN ISO 8430-2:2016

• Abstract:

  ISO 8430-2:1016 spécifie les dimensions et tolérances des porte-électrodes pour soudage par points par résistance (type A) non excentrés prévus pour la fixation de câble et qui présentent un cône mâle 1:10 permettant d'emmancher directement le porte-électrode sur le vérin, dans les équipements pour soudage multipoint.

• Status: Published
• Publication Date: 09-Feb-2016
• Withdrawal Date: 30-Aug-2016
• ICS: 25.160.20 - Welding consumables
• ICS: 25.160.30 - Welding equipment
• Technical Committee: CEN/TC 121 - Welding
• Drafting Committee: CEN/TC 121 - Welding
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 10-Feb-2016
• Completion Date: 10-Feb-2016
• Ref Project: SIST EN ISO 8430-2:2016 - Resistance spot welding - Electrode holders - Part 2: Morse taper fixing (ISO 8430-2:2016)

• Replaces: EN 28430-2:1992 - Resistance spot welding - Electrode holders - Part 2: Morse taper fixing (ISO 8430-2:1988)
• Effective Date: 21-Jan-2015
• Refers: ISO 5828:2001 - Resistance welding equipment — Secondary connecting cables with terminals connected to water-cooled lugs — Dimensions and characteristics
• Effective Date: 25-Aug-2026
• Refers: ISO 5822:1988 - Spot welding equipment — Taper plug gauges and taper ring gauges
• Effective Date: 25-Aug-2026
• Refers: ISO 5182:2008 - Resistance welding — Materials for electrodes and ancillary equipment
• Effective Date: 25-Aug-2026
• Refers: ISO 9313:1989 - Resistance spot welding equipment — Cooling tubes
• Effective Date: 25-Aug-2026
• Refers: ISO 7285:1995 - Pneumatic cylinders for mechanized multiple spot welding
• Effective Date: 25-Aug-2026
• Refers: ISO 1302:2002 - Geometrical Product Specifications (GPS) — Indication of surface texture in technical product documentation
• Effective Date: 25-Aug-2026
• Refers: ISO 5183-1:1998 - Resistance welding equipment — Electrode adaptors, male taper 1:10 — Part 1: Conical fixing, taper 1:10
• Effective Date: 25-Aug-2026
• Refers: ISO 5821:2009 - Resistance welding — Spot welding electrode caps
• Effective Date: 09-Feb-2026
• Refers: EN 14370:2004 - Surface active agents - Determination of surface tension
• Effective Date: 28-Jan-2026
• Refers: EN ISO 21587-1:2007 - Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents, dissolution and gravimetric silica (ISO 21587-1:2007)
• Effective Date: 28-Jan-2026
• Refers: EN ISO 1872-1:1999 - Plastics - Polyethylene (PE) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 1872-1:1993)
• Effective Date: 28-Jan-2026
• Refers: EN 3207:1998 - Aerospace series - Rubber compounds - Technical specification
• Effective Date: 28-Jan-2026
• Refers: EN ISO/IEC 17067:2013 - Conformity assessment - Fundamentals of product certification and guidelines for product certification schemes (ISO/IEC 17067:2013)
• Effective Date: 28-Jan-2026
• Referred By: EN ISO 10637:2018 - Dentistry - Central suction source equipment (ISO 10637:2018)
• Effective Date: 28-Jan-2026

Overview

EN ISO 8430-2:2016 (ISO 8430-2:2016) specifies the dimensions and tolerances for resistance spot welding electrode holders with a Morse taper fixing (type B). It covers non‑offset electrode holders designed for cable clamping and fitted with a male Morse taper (1:10) so the holder can be mounted directly on the welding cylinder used in mechanized multiple‑spot welding equipment. The standard is intended for use in welding equipment design, manufacturing, procurement and quality control.

Key topics and requirements

• Scope and type: Applies to type B, non‑offset electrode holders with facilities for cable clamping and a male Morse taper fixing.
• Dimensions and tolerances: Detailed dimensional specifications are given (Figure 1 and Table 1 in the standard) for reference diameters, total lengths and cooling/cabling features.
• Designation and marking: Prescribes how holders shall be designated (e.g., Spot welding electrode holder ISO 8430-2-B-16 × 103-A 2/1) and how marking on the product should appear (e.g., B-16 × 103-A 2/1).
• Materials: Electrode holder materials shall comply with ISO 5182; the standard prefers group A, type 2 materials. Insulation materials must be appropriate for the application.
• Surface finish: Surface roughness indications follow ISO 1302 requirements for technical product documentation.
• Delivery conditions: Protect the Morse taper fixing against damage (for example by synthetic resin coating) during delivery.
• Assembly references: Illustrative assembly (cooling tubes, secondary cables, adaptors and welding cylinders) is provided to show integration with related components.

Practical applications and users

• Equipment manufacturers designing or producing resistance spot welding guns, electrode holders, and mechanized multi‑spot welding rigs.
• Automotive and appliance OEMs specifying standardized holders for production welding lines to ensure interchangeability and reliable mounting.
• Purchasing and quality engineers who require exact designation, marking and dimensional compliance for procurement and acceptance testing.
• Maintenance and integration teams replacing or retrofitting electrodes and holders in automated welding systems.
• Component suppliers producing electrode holders, adaptors, cooling tubes and secondary cables that must interface correctly with Morse taper fixings.

Related standards

Normative references cited by EN ISO 8430-2:2016 include:

• ISO 5182 (materials for electrodes and ancillary equipment)
• ISO 1302 (surface texture indication)
• ISO 5183-1 (male taper 1:10 adaptors)
• ISO 5821, ISO 5822, ISO 5828 (electrode caps, taper gauges, secondary cables)
• ISO 7285 (pneumatic cylinders for mechanized multi‑spot welding)
• ISO 9313 (cooling tubes)

By standardizing dimensions, materials and marking for Morse‑taper electrode holders, EN ISO 8430-2:2016 promotes interchangeability, safety and predictable performance in resistance spot welding systems.

SLOVENSKI STANDARD
01-april-2016
1DGRPHãþD
SIST EN 28430-2:1999
8SRURYQRWRþNRYQRYDUMHQMH'UåDODHOHNWURGGHO.RQLþQDSULWUGLWHY0RUVHMHY
NRQXV,62
Resistance spot welding - Electrode holders - Part 2: Morse taper fixing (ISO 8430-
2:2016)
Widerstandspunktschweißen - Elektrodenhalter - Teil 2: Morsekegelbefestigung (ISO
8430-2:2016)
Soudage par points par résistance - Porte- électrodes - Partie 2: Cône Morse de fixation
(ISO 8430-2:2016)
Ta slovenski standard je istoveten z: EN ISO 8430-2:2016
ICS:
25.160.30 Varilna oprema Welding equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 8430-2
EUROPEAN STANDARD
NORME EUROPÉENNE
February 2016
EUROPÄISCHE NORM
ICS 25.160.30 Supersedes EN 28430-2:1992
English Version
Resistance spot welding - Electrode holders - Part 2: Morse
taper fixing (ISO 8430-2:2016)
Soudage par points par résistance - Porte-électrodes - Widerstandspunktschweißen - Elektrodenhalter - Teil
Partie 2: Cône Morse de fixation (ISO 8430-2:2016) 2: Morsekegelbefestigung (ISO 8430-2:2016)
This European Standard was approved by CEN on 30 December 2015.

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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, 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: Avenue Marnix 17, B-1000 Brussels
© 2016 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 8430-2:2016 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
European foreword
This document (EN ISO 8430-2:2016) has been prepared by Technical Committee ISO/TC 44 “Welding
and allied processes” in collaboration with Technical Committee CEN/TC 121 “Welding and allied
processes” the secretariat of which is held by DIN.
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 August 2016, and conflicting national standards shall
be withdrawn at the latest by August 2016.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent
rights.
This document supersedes EN 28430-2:1992.
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, Former Yugoslav Republic of Macedonia,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
Endorsement notice
The text of ISO 8430-2:2016 has been approved by CEN as EN ISO 8430-2:2016 without any
modification.
INTERNATIONAL ISO
STANDARD 8430-2
Second edition
2016-01-15
Resistance spot welding — Electrode
holders —
Part 2:
Morse taper fixing
Soudage par points par résistance — Porte-électrodes —
Partie 2: Cône Morse de fixation
Reference number
ISO 8430-2:2016(E)
©
ISO 2016
ISO 8430-2:2016(E)
© ISO 2016, Published in Switzerland
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ii © ISO 2016 – All rights reserved

ISO 8430-2:2016(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Dimensions . 1
4 Designation . 1
5 Materials . 2
6 Delivery conditions .
...