EN ISO 8430-1:2016

• Abstract:

  ISO 8430-1:2016 specifies the dimensions and tolerances of resistance spot welding electrode holders (type A) without offset and with the facility for cable clamping, and where a male taper 1:10 is used to fix the holder directly to the welding cylinder in multiple spot welding equipment.

• 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 8430-1:2016 - Resistance spot welding - Electrode holders - Part 1: Taper fixing 1:10 (ISO 8430-1:2016)

• Replaces: EN 28430-1:1992 - Resistance spot welding - Electrode holders - Part 1: Taper fixing 1:10 (ISO 8430-1:1988)
• Effective Date: 17-Feb-2016
• Refers: ISO 7285:1995 - Pneumatic cylinders for mechanized multiple spot welding
• 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 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 5182:2008 - Resistance welding — Materials for electrodes and ancillary equipment
• 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 9313:1989 - Resistance spot welding equipment — Cooling tubes
• Effective Date: 25-Aug-2026
• 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 5821:2009 - Resistance welding — Spot welding electrode caps
• Effective Date: 11-Feb-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 14370:2004 - Surface active agents - Determination of surface tension
• 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
• 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 3207:1998 - Aerospace series - Rubber compounds - Technical specification
• 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 8430-1:2016 (ISO 8430-1:2016) specifies the dimensions and tolerances for resistance spot welding electrode holders (type A) that use a male taper 1:10 to fix the holder directly to the welding cylinder in multiple spot welding equipment. The standard covers holders without offset that include facilities for cable clamping, and it sets rules for designation, materials, delivery condition and marking.

This part of ISO 8430 is intended to promote interchangeability and reliable mechanical and electrical connection in mechanized and multi-spot welding systems.

Key Topics

• Scope and purpose: Defines dimensional requirements and tolerances for type A electrode holders with 1:10 taper fixing, supporting consistent performance in resistance spot welding.
• Dimensions: Figures and tables in the standard specify geometrical dimensions and tolerances; surface roughness is referenced to ISO 1302.
• Designation: A standard format for designating electrode holders is specified (description block, reference to part, holder type, reference diameter, total length and material). Example: Spot welding electrode holder ISO 8430-1-A-16 × 103-A 2/1.
• Materials: Materials for electrode adaptors and holders must comply with ISO 5182 (preferably group A, type 2). Insulation materials must be suitable for the intended application.
• Delivery and protection: Fixings must be protected against damage (e.g., synthetic resin coatings) to preserve taper integrity during transport and storage.
• Marking: Required marking format (e.g., "A-16 × 103-A 2/1") is specified to ensure traceability and correct selection.

Applications

EN ISO 8430-1:2016 is relevant to manufacturers, purchasers and maintenance teams involved with:

• Mechanized multiple-spot welding equipment where direct taper fixing to welding cylinders is used.
• Production environments that demand interchangeability between electrode holders and adaptors to reduce downtime.
• Welding system designers and integrators specifying holders with cable clamping features for robust electrical connections.

Practical benefits include reduced procurement complexity, consistent clamping performance, predictable electrode alignment and easier servicing of spot welding lines.

Related Standards

Normative references and related documents cited by EN ISO 8430-1:2016 include (but are not limited to):

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

These related standards ensure compatibility across electrode adaptors, caps, cables and cooling components and support comprehensive equipment specification for resistance spot welding systems.

For procurement and specification, reference EN ISO 8430-1:2016 to ensure components meet the accepted European and ISO dimensions, marking and material conventions.

SLOVENSKI STANDARD
01-april-2016
1DGRPHãþD
SIST EN 28430-1:1999
8SRURYQRWRþNRYQRYDUMHQMH'UåDODHOHNWURGGHO.RQLþQDSULWUGLWHYNRQXV
,62
Resistance spot welding - Electrode holders - Part 1: Taper fixing 1:10 (ISO 8430-
1:2016)
Widerstandspunktschweißen - Elektrodenhalter - Teil 1: Kegelige Befestigung 1:10 (ISO
8430-1:2016)
Soudage par points par résistance - Porte- électrodes - Partie 1: Cône de fixation 1:10
(ISO 8430-1:2016)
Ta slovenski standard je istoveten z: EN ISO 8430-1:2016
ICS:
25.160.30 Varilna oprema Welding equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 8430-1
EUROPEAN STANDARD
NORME EUROPÉENNE
February 2016
EUROPÄISCHE NORM
ICS 25.160.30 Supersedes EN 28430-1:1992
English Version
Resistance spot welding - Electrode holders - Part 1: Taper
fixing 1:10 (ISO 8430-1:2016)
Soudage par points par résistance - Porte-électrodes - Widerstandspunktschweißen - Elektrodenhalter - Teil
Partie 1: Cône de fixation 1:10 (ISO 8430-1:2016) 1: Kegelige Befestigung 1:10 (ISO 8430-1:2016)
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 8430-1:2016 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
European foreword
This document (EN ISO 8430-1:2016) 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 28430-1:1992.
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 8430-1:2016 has been approved by CEN as EN ISO 8430-1:2016 without any
modification.
INTERNATIONAL ISO
STANDARD 8430-1
Second edition
2016-01-15
Resistance spot welding — Electrode
holders —
Part 1:
Taper fixing 1:10
Soudage par points par résistance — Porte-électrodes —
Partie 1: Cône de fixation 1:10
Reference number
ISO 8430-1:2016(E)
©
ISO 2016
ISO 8430-1:2016(E)
© ISO 2016, Published in Switzerland
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ii © ISO 2016 – All rights reserved

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