SIST EN ISO 5183-1:2026

• Abstract:

  This document specifies the dimensions and tolerances of resistance spot welding electrode adaptors where the fixing element for the cap (see ISO 5821 [2]) is a male taper of 1:10 and for which the electrode taper fits in conformance with ISO 1089 [3] .

• Status: Not Published
• Public Enquiry End Date: 01-May-2026
• ICS: 25.160.30 - Welding equipment
• Technical Committee: VAR - Welding
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Sep-2026
• Due Date: 06-Nov-2026
• Ref Project: EN ISO 5183-1:2026 - Resistance welding equipment - Electrode adaptors, male taper 1:10 - Part 1: Conical fixing, taper 1:10 (ISO 5183-1:2026)

• Replaces: SIST EN ISO 5183-1:2001 - Resistance welding equipment - Electrode adaptors, male taper 1:10 - Part 1: Conical fixing, taper 1:10 (ISO 5183-1:1998)
• Effective Date: 01-Nov-2026
• Referred By: SIST EN ISO 18278-2:2005 - Resistance welding - Weldability - Part 2: Alternative procedures for the assessment of sheet steels for spot welding (ISO 18278-2:2004)
• Effective Date: 25-Aug-2026
• Referred By: SIST EN ISO 12855:2022 - Electronic fee collection - Information exchange between service provision and toll charging (ISO 12855:2022)
• Effective Date: 28-Jan-2026

Overview

SIST EN ISO 5183-1:2026 sets out standardized requirements for resistance welding equipment, specifically focusing on electrode adaptors with a male taper of 1:10 for spot welding. It defines the critical dimensions, tolerances, and marking requirements for conical fixing electrode adaptors that fit in compliance with ISO 1089 and use caps per ISO 5821. The standard covers various adaptor types used when electrodes are mounted at an angle, supporting seamless interchangeability and safe assembly in welding operations.

This International Standard, prepared by ISO/TC 44/SC 6 in cooperation with CEN, ensures that electrode adaptors manufactured or specified under its guidelines are compatible across resistance welding systems, improving operational efficiency and equipment reliability.

Key Topics

• Scope and Applicability

  • Specifies dimensional and tolerance requirements for resistance spot welding electrode adaptors
  • Applies to adaptors with a male 1:10 taper for conical fixing
  • Addresses adaptors for use with spot welding electrode caps (per ISO 5821)
  • Ensures conformance with ISO 1089 for electrode taper fits

• Types of Electrode Adaptors

  • Type A: Cooling hole open on one side
  • Type B: Cooling hole open on both sides
  • Type C: Longer taper fits for angled mounting

• Designation and Marking

  • Standardized method for designating adaptors based on type, diameter, length, and material
  • Mandatory marking of adaptors for traceability and compatibility

• Materials

  • Recommends materials in accordance with ISO 5182, preferably group A, type 2, for best performance

• Flat Dimensions

  • Optional flat sections on adaptors allow for simplified tool use during installation or removal

Applications

• Resistance Spot Welding

  • Used in automotive, manufacturing, and heavy industry, electrode adaptors ensure consistent electrical and thermal conduction during spot welding processes
  • Adaptors with 1:10 male taper are designed for secure cap mounting and precise alignment

• Equipment Standardization

  • Simplifies maintenance and replacement across multi-brand welding setups
  • Minimizes downtime by ensuring equipment interoperability and reliable adaptor performance

• Quality Assurance in Welding Operations

  • With defined dimensions and tolerances, manufacturers and users can ensure consistent product quality and process reliability
  • Supports traceability through standardized marking for easier equipment management

• Enhanced Safety

  • Precise interface dimensions reduce risks of cap misalignment, inadequate contact, or improper coolant flow

Related Standards

• ISO 1089: Resistance welding equipment – Electrode taper fits for spot welding equipment – Dimensions (specifies details of the taper fit)
• ISO 5821: Resistance welding – Spot welding electrodes – Female electrode caps (specifies caps used with adaptors)
• ISO 5182: Resistance welding – Materials for electrodes and ancillary equipment (specifies acceptable materials)
• ISO 8430-1: Resistance spot welding – Electrode holders – Part 1: Taper fixing 1:10
• ISO 8430-2: Resistance spot welding – Electrode holders – Part 2: Morse taper fixing

---

SIST EN ISO 5183-1:2026 is essential for manufacturers, quality assurance teams, and maintenance engineers in resistance welding, ensuring equipment compatibility, long-term reliability, and safety for spot welding operations. Compliance streamlines procurement, facilitates global supply chains, and supports adherence to harmonized international quality requirements in welding equipment.

SLOVENSKI STANDARD
oSIST prEN ISO 5183-1:2026
01-april-2026
Oprema za uporovno varjenje - Držala elektrod z zunanjim konusom 1:10 - 1. del:
Konična pritrditev, konus 1:10 (ISO/FDIS 5183-1:2026)
Resistance welding equipment - Electrode adaptors, male taper 1:10 - Part 1: Conical
fixing, taper 1:10 (ISO/FDIS 5183-1:2026)
Widerstandspunktschweißeinrichtungen - Elektrodenschäfte mit Außenkegel 1:10 - Teil
1: Kegelige Befestigung, Kegel 1:10 (ISO/FDIS 5183-1:2026)
Matériel de soudage par résistance - Allonges d'électrode à embout amovible, cône
mâle 1:10 - Partie 1: Emmanchement conique 1:10 (ISO/FDIS 5183-1:2026)
Ta slovenski standard je istoveten z: prEN ISO 5183-1
ICS:
25.160.30 Varilna oprema Welding equipment
oSIST prEN ISO 5183-1:2026 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

oSIST prEN ISO 5183-1:2026
oSIST prEN ISO 5183-1:2026
FINAL DRAFT
International
Standard
ISO/FDIS 5183-1
ISO/TC 44/SC 6
Resistance welding equipment —
Secretariat: DIN
Electrode adaptors, male taper
Voting begins on:
1:10 —
2026-03-10
Part 1:
Voting terminates on:
2026-06-02
Conical fixing, taper 1:10
Équipement de soudage par résistance - Allonges d'électrode à
embout amovible, cône mâle 1:10 —
Partie 1: Emmanchement conique 1:10
RECIPIENTS OF THIS DRAFT ARE INVITED TO SUBMIT,
WITH THEIR COMMENTS, NOTIFICATION OF ANY
RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE
AND TO PROVIDE SUPPOR TING DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/CEN PARALLEL PROCESSING LOGICAL, COMMERCIAL AND USER PURPOSES, DRAFT
INTERNATIONAL STANDARDS MAY ON OCCASION HAVE
TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIAL
TO BECOME STAN DARDS TO WHICH REFERENCE MAY BE
MADE IN NATIONAL REGULATIONS.
Reference number
ISO/FDIS 5183-1:2026(en) © ISO 2026

oSIST prEN ISO 5183-1:2026
FINAL DRAFT
ISO/FDIS 5183-1:2026(en)
International
Standard
ISO/FDIS 5183-1
ISO/TC 44/SC 6
Resistance welding equipment —
Secretariat: DIN
Electrode adaptors, male taper
Voting begins on:
1:10 —
Part 1:
Voting terminates on:
Conical fixing, taper 1:10
Équipement de soudage par résistance - Allonges d'électrode à
embout amovible, cône mâle 1:10 —
Partie 1: Emmanchement conique 1:10
RECIPIENTS OF THIS DRAFT ARE INVITED TO SUBMIT,
WITH THEIR COMMENTS, NOTIFICATION OF ANY
RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE
AND TO PROVIDE SUPPOR TING DOCUMENTATION.
© ISO 2026
IN ADDITION TO THEIR EVALUATION AS
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/CEN PARALLEL PROCESSING
LOGICAL, COMMERCIAL AND USER PURPOSES, DRAFT
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
INTERNATIONAL STANDARDS MAY ON OCCASION HAVE
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIAL
or ISO’s member body in the country of the requester.
TO BECOME STAN DARDS TO WHICH REFERENCE MAY BE
MADE IN NATIONAL REGULATIONS.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland Reference number
ISO/FDIS 5183-1:2026(en) © ISO 2026

ii
oSIST prEN ISO 5183-1:2026
ISO/FDIS 5183-1:2026(en)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Dimensions . 1
5 Designation . 1
6 Materials . 2
7 Marking . . 2
Annex A (informative) Flat dimensions . 5
Bibliography . 6

iii
oSIST prEN ISO 5183-1:2026
ISO/FDIS 5183-1:2026(en)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out through
ISO technical committees. Each member body interested in a subject for which a technical committee
has been established has the right to be represented on that committee. International organizations,
governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely
with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are described
in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the different types
of ISO document should be noted. This document was drafted in accordance with the editorial rules of the
ISO/IEC Directives, Part 2 (see www.iso.org/directives).
ISO draws attention to the possibility that the implementation of this document may involve the use of (a)
patent(s). ISO takes no position concerning the evidence, validity or applicability of any claimed patent rights
in respect thereof. As of the date of publicati
...