Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) - Amendment 1

Matériel de soudage aux gaz — Détendeurs et détendeurs débitmètres intégrés pour bouteilles à gaz utilisés pour le soudage, le coupage et les techniques connexes jusqu'à 300 bar (30 MPa) — Amendement 1

General Information

Status
Published
Publication Date
14-Apr-2015
ICS
25.160.30 - Welding equipment
Technical Committee
ISO/TC 44/SC 8 - Equipment for gas welding, cutting and allied processes
Drafting Committee
ISO/TC 44/SC 8 - Equipment for gas welding, cutting and allied processes
Current Stage
6060 - International Standard published
Start Date
15-Apr-2015
Due Date
08-Feb-2015
Completion Date
08-Feb-2015

Relations

Consolidates
ISO 15740:2005 - Photography - Electronic still picture imaging - Picture transfer protocol (PTP) for digital still photography devices
Effective Date
06-Jun-2022
Amends
ISO 2503:2009 - Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa)
Effective Date
26-Nov-2021

Overview

ISO 2503:2009/Amd 1:2015 is an important amendment to the international standard governing gas welding equipment, specifically focusing on pressure regulators and pressure regulators with integrated flow-metering devices. These devices are essential components used with gas cylinders in welding, cutting, and related processes operating at pressures up to 300 bar (30 MPa). This amendment updates the original ISO 2503:2009 standard, reflecting necessary changes such as new gas letter codes following the updates in ISO 10225, which standardizes the marking of gas welding equipment.

The standard is developed by ISO’s technical committee ISO/TC 44, sub-committee SC 8, dedicated to welding and allied processes equipment. The primary objective is to ensure safety, reliability, and interoperability of gas pressure regulators and flow meter devices in various industrial and commercial welding applications worldwide.

Key Topics

  • Scope of Equipment
    Covers pressure regulators and pressure regulators with integrated flow metering used for gas cylinders at pressures up to 300 bar (30 MPa). These components are crucial in controlling gas flow and pressure during welding and cutting operations.

  • Gas Marking Requirements
    The amendment mandates the use of updated gas letter codes consistent with ISO 10225. When it is not feasible to mark the full chemical name or symbol of the gas, these codes provide clear identification to enhance safety and prevent misuse.

  • Regulatory Updates
    Modifications to clause 7.1 clarify marking rules to align with newer ISO 10225 gas markings. It also removes deprecated tables to streamline the standard’s content.

  • Safety and Compliance
    Ensures manufacturers and users adhere to globally recognized safety and performance criteria, minimizing risks associated with misuse or faulty pressure regulation in welding applications.

Applications

ISO 2503:2009/Amd 1:2015 applies to various practical fields where gas welding and cutting are prevalent:

  • Welding and Fabrication Industries
    Regulators and flow meter devices complying with this standard ensure precise gas control, optimizing weld quality and operator safety.

  • Automotive and Shipbuilding
    Critical for maintenance and manufacturing involving gas welding or cutting of metal components under stringent safety requirements.

  • Construction and Manufacturing Plants
    Equipment adhering to this standard supports efficient, safe cutting and welding of structural elements.

  • Training and Certification Centers
    Facilitates standardized equipment specifications used during professional welding training programs to maintain safety best practices globally.

Related Standards

  • ISO 10225
    Provides updated gas letter codes used for marking welding and cutting equipment, which is referenced by this amendment to ensure consistent identification.

  • ISO 5172 & ISO 14113
    Related standards covering various aspects of gas welding equipment safety and performance.

  • ISO/IEC Directives
    Govern the drafting and revision processes of ISO standards to ensure quality and transparency.

By aligning pressure regulators and flow-metering devices with ISO 2503:2009/Amd 1:2015, industries achieve enhanced safety, interoperability, and compliance, supporting safer and more efficient gas welding and cutting operations worldwide.

Frequently Asked Questions

ISO 2503:2009/Amd 1:2015 is a standard published by the International Organization for Standardization (ISO). Its full title is "Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) - Amendment 1". This standard covers: Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) - Amendment 1

Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) - Amendment 1

ISO 2503:2009/Amd 1:2015 is classified under the following ICS (International Classification for Standards) categories: 25.160.30 - Welding equipment. The ICS classification helps identify the subject area and facilitates finding related standards.

ISO 2503:2009/Amd 1:2015 has the following relationships with other standards: It is inter standard links to ISO 15740:2005, ISO 2503:2009. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

ISO 2503:2009/Amd 1:2015 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


INTERNATIONAL ISO
STANDARD 2503
Third edition
2009-07-15
AMENDMENT 1
2015-04-15
Gas welding equipment — Pressure
regulators and pressure regulators
with flow-metering devices for gas
cylinders used in welding, cutting and
allied processes up to 300 bar (30 MPa)
AMENDMENT 1
Matériel de soudage aux gaz — Détendeurs et détendeurs débitmètres
intégrés pour bouteilles à gaz utilisés pour le soudage, le coupage et
les techniques connexes jusqu’à 300 bar (30 MPa)
AMENDEMENT 1
Reference number
ISO 2503:2009/Amd.1:2015(E)
©
ISO 2015
ISO 2503:2009/Amd.1:2015(E)
© ISO 2015
All rights reserved. Unless otherwise specified, 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
Case postale 56 • CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail copyright@iso.org
Web www.iso.org
Published in Switzerland
ii © ISO 2015 – All rights reserved

ISO 2503:2009/Amd.1:2015(E)
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 documents should be noted. This document was drafte
...


NORME ISO
INTERNATIONALE 2503
Troisième édition
2009-07-15
AMENDEMENT 1
2015-04-15
Matériel de soudage aux gaz —
Détendeurs et détendeurs
débitmètres intégrés pour bouteilles
à gaz utilisés pour le soudage, le
coupage et les techniques connexes
jusqu’à 300 bar (30 MPa)
AMENDEMENT 1
Gas welding equipment — Pressure regulators and pressure
regulators with flow-metering devices for gas cylinders used in
welding, cutting and allied processes up to 300 bar (30 MPa)
AMENDMENT 1
Numéro de référence
ISO 2503:2009/Amd.1:2015(F)
©
ISO 2015
ISO 2503:2009/Amd.1:2015(F)
DOCUMENT PROTÉGÉ PAR COPYRIGHT
© ISO 2015
Droits de reproduction réservés. Sauf indication contraire, aucune partie de cette publication ne peut être reproduite ni utilisée
sous quelque forme que ce soit et par aucun procédé, électronique ou mécanique, y compris la photocopie, l’affichage sur
l’internet ou sur un Intranet, sans autorisation écrite préalable. Les demandes d’autorisation peuvent être adressées à l’ISO à
l’adresse ci-après ou au comité membre de l’ISO dans le pays du demandeur.
ISO copyright office
Case postale 56 • CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail copyright@iso.org
Web www.iso.org
Publié en Suisse
ii © ISO 2015 – Tous droits réservés

ISO 2503:2009/Amd.1:2015(F)
Avant-propos
L’ISO (Organisation internationale de normalisation) est une fédération mondiale d’organismes
nationaux de normalisation (comités membres de l’ISO). L’élaboration des Normes internationales est
en général confiée aux comités techniques de l’ISO. Chaque comité membre intéressé par une étude
a le droit de faire partie du comité technique créé à cet effet. Les organisations internationales,
gouvernementales et non gouvernementales, en liaison avec l’ISO participent également aux travaux.
L’ISO collabore étroitement avec la Commission électrotechnique internationale (IEC) en ce qui concerne
la normalisation électrotechnique.
Les procédures utilisées pour élaborer le présent document et celles destinées à sa mise à jour sont
décrites dans les Directives ISO/IEC, Partie 1. Il convient, en particulier de prendre note des différents
critères d’approbation requis pour les différents types de documents ISO. Le présent document a été
rédigé conformément aux règles de rédaction données dans les Directives ISO/IEC, Partie 2 (voir www.
iso.org/directives).
L’attention est appelée sur le fait que certains des éléments
...

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