Arc Welding Safety Standards
In addition to arc welding safety standards published by national standards bodies and the American Welding Society (AWS), a 13-part series has been published by the International Electrotechnical Commission (IEC), with each part looking closely at a single component of arc welding, setting forth requirements for both performance and safety, highlighting the ever-present attention to safety necessary in arc welding.
AWS D16.3M/D16.3:2017
Risk Assessment Guide for Robotic Arc Welding
The purpose of D16.3M/D16.3:2017, Risk Assessment Guide for Robotic Arc Welding, is to identify hazards associated with robotic arc welding. This will help protect personnel. It is not intended to be a guideline for other industrial robotic applications. This guide is intended for persons performing risk assessment and applies to arc welding robots and robot arc welding systems performing the gas metal arc welding (GMAW) or flux cored arc welding (FCAW) process.
AWS D16.1M/D16.1:2018
Specification for Robotic Arc Welding Safety
This standard establishes safety requirements with respect to the design, manufacture, maintenance, and operation of arc welding robot systems and ancillary equipment. It also helps to identify and minimize hazards involved in maintaining, operating, integrating, and setting up of arc welding robot systems.
AS 1674.2-2007 (R2018)
Safety in welding and allied processes - Electrical
Specifies safety requirements for arc welding and allied processes, to prevent electric shock and minimize associated hazards, describes practices and safeguards that should be adopted by welders (including requirements for cable connections for alternating and direct current power sources, and requirements for any ancillary equipment) and gives examples of ways that shocks have been received and actions that may be taken in the event of a welder receiving an electric shock. RECONFIRMATION NOTICE Technical Committee EL-019 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change. Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice. Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 16 March 2018. The following are represented on Technical Committee EL-019: Australian Chamber of Commerce and Industry Australian Manufacturing Workers Union Electrical Regulatory Authorities Council Welding Technology Institute of Australia
IEC 60974-1 Ed. 6.0 b:2021
Arc welding equipment - Part 1: Welding power sources
IEC 60974-1:2021 is available as IEC 60974-1:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 60974-1:2021 is applicable to power sources for arc welding and allied processes designed for industrial and professional use, and supplied by a voltage not exceeding 1 000 V, battery supplied or driven by mechanical means. This document specifies safety and performance requirements of welding power sources and plasma cutting systems. This sixth edition cancels and replaces the fifth edition published in 2017 and Amendment 1:2019. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - Table 1 with an alphabetical cross-reference listing of terms added; - clearance and creepage distance reference document changed to IEC 60664-1:2020; - 6.1.2 and 6.1.3 modified to follow IEC 60664-1 basic insulation dimensioning for mains supply with rationalized voltages; - abnormal capacitor test of 6.2.2 moved to new Subclause 9.5; - 6.2.5 and 6.3.6 modified to use touch current measuring network weighted for letgo-immobilization and supply voltage tolerance requirement added; - 16.3 new structure and accuracy requirement for displayed voltage value ; - Annex A changed to normative and Table A.2 and Table A.3 added; - Annex L editorial update to standardized symbols; - redraft of efficiency and idle state power measurement in Annex M based on IEC 62301:2011; - Annex N measurement network weighted for letgo-immobilization added.
IEC 60974-2 Ed. 4.0 b:2019
Arc welding equipment - Part 2: Liquid cooling systems
IEC 60974-2:2019 specifies safety and construction requirements for industrial and professional liquid cooling systems used in arc welding and allied processes to cool torches. This document is applicable to liquid cooling systems which are stand-alone (separate from the welding equipment) or built-in (housed in a single enclosure with other welding equipment). This fourth edition cancels and replaces the third edition published in 2013 and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) changes induced by the publication of IEC 60974-1:2017; b) reference in 11.1 changed.
IEC 60974-3 Ed. 4.0 b:2019
Arc welding equipment - Part 3: Arc striking and stabilizing devices
IEC 60974-3:2019 specifies safety requirements for industrial and professional arc striking and arc stabilizing devices used in arc welding and allied processes. This document is applicable to arc striking and stabilizing devices which are stand-alone (separate from the welding equipment) or built in (housed in a single enclosure with other arc welding equipment). This fourth edition cancels and replaces the third edition published in 2013 and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - changes induced by the publication of IEC 60974-1:2017; - reference to IEC 60974-1:2017/AMD1:2019 in Clause 2; - Figure 2 is updated where a subtraction of the proportion of the no-load voltage is shown; - requirement for safe operation of the arc striking and stabilising devices in the event of failure, in 11.5; - requirements for the rating plate as in IEC 60974-1:2017, Clause 15.
IEC 60974-4 Ed. 3.0 b:2016
Arc welding equipment - Part 4: Periodic inspection and testing
IEC 60974-4:2016 specifies test procedures for periodic inspection and, after repair, to ensure electrical safety. These test procedures are also applicable for maintenance. This standard is applicable to power sources for arc welding and allied processes designed in accordance with IEC 60974-1 or IEC 60974-6. Stand-alone ancillary equipment designed in accordance with other parts of IEC 60974 may be tested in accordance with relevant requirements of this part of IEC 60974. This third edition cancels and replaces the second edition published in 2010. It constitutes a technical revision. The main significant technical changes with respect to the previous edition are the following: - With regard to basic standards the term "leakage current" has been replaced by "touch current" and "protective conductor current". - Measurements of circuits connected in a non-galvanic way shall be tested according to the information of the manufacturer. - The order of the chapters dealing with measurements to be carried out has been changed. - The example test report in Annex B has been adapted.
IEC 60974-5 Ed. 4.0 b:2019
Arc welding equipment - Part 5: Wire feeders
IEC 60974-5:2019 specifies safety and performance requirements for industrial and professional equipment used in arc welding and allied processes to feed filler wire. This document is applicable to wire feeders and to wire-feed controls that are stand-alone (separate from the welding equipment), housed together in a single enclosure or housed in a single enclosure with other welding equipment. The wire feeder can be suitable for manually or mechanically guided torches. This fourth edition cancels and replaces the third edition published in 2013 and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - changes induced by the publication of IEC 60974-1:2017; - addition of requirements for welding circuit connections in 6.9; - clarification of requirements and conformity in 6.3.1; - clarification of thermal requirements in Clause 9; - addition of requirements in relation to abnormal operation in Clause 10. This International Standard is to be used in conjunction with IEC 60974-1:2017.
IEC 60974-6 Ed. 3.0 b:2015
Arc welding equipment - Part 6: Limited duty equipment
IEC 60974-6:2015 specifies safety and performance requirements applicable to limited duty arc welding and cutting power sources and auxiliaries designed for use by laymen. Electrically powered equipment is intended to be connected to the single phase public low-voltage supply system. Engine driven power sources cannot exceed output power of 7,5 kVA. This third edition cancels and replaces the second edition published in 2010. It constitutes a technical revision. The main significant technical changes with respect to the previous edition are the following: - modified measurement conditions (see 7.3.1); - improved values for temperature limits according to the class of insulation (see Table 1); - improved maximum temperature limits (see Table 2); - deleted overload test. This publication is to be read in conjunction with IEC 60974-1:2012 .
IEC 60974-7 Ed. 4.0 b:2019
Arc welding equipment - Part 7: Torches
IEC 60974-7:2019 specifies safety and construction requirements for torches used for arc welding and allied processes. This document is applicable to manual, mechanically guided, air-cooled, liquid-cooled, motorized, spool-on and fume extraction torches. This fourth edition cancels and replaces the third edition published in 2013 and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) definitions 3.11 and 3.20 were revised; b) requirements for arc striking and stabilizing voltage rating have been added to the sequence of type tests (see 6.2); c) the AC test voltage requirement for torches that utilize arc striking and stabilizing voltageshas been revised (see 7.5.2); d) the test configuration of isolated circuits for torches that utilize arc striking and stabilizing voltages has been revised (see 7.5.2); e) the metal tube used for the heating tests has additional allowable means of cooling methods (see 8.3.2 and 8.3.5); f) for fume extraction torches, the instructions for use include additional information (see Clause 13, item i)). This document is to be used in conjunction with IEC 60974-1:2017.
IEC 60974-8 Ed. 3.0 b:2021
Arc welding equipment - Part 8: Gas consoles for welding and plasma cutting systems
IEC 60974-8:2021 is available as IEC 60974-8:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 60974-8:2021 specifies safety and performance requirements for gas consoles intended to be used with combustible gases or oxygen. These gas consoles are designed to supply gases for use in arc welding, plasma cutting, gouging and allied processes in non-explosive atmospheres. The gas console can be external or internal to the power source enclosure. In the latter case, the power source shall meet the requirements of both IEC 60974-1 and this document. This third edition cancels and replaces the second edition, published in 2009. This edition constitutes a technical revision. The significant technical changes with respect to the previous edition are the following: - changes induced by the publication of IEC 60974-1:2017; - requirements for the rating plate as in IEC 60974-1:2017, Clause 15; - requirements for the instructions in 13.2. This part of IEC 60974 is to be used in conjunction with IEC 60974-1.
IEC 60974-9 Ed. 2.0 b:2018
Arc welding equipment - Part 9: Installation and use
60974-9:2018 is applicable to requirements for installation and instructions for use of equipment for arc welding and allied processes designed in accordance with safety requirements of IEC 60974-1, IEC 60974-6 or equivalent. This standard cancels and replaces the first edition published in 2010. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - addition of a new Clause 8; - addition of interpolation details in Table 1.
IEC 60974-10 Ed. 4.0 b:2020
Arc welding equipment - Part 10: Electromagnetic compatibility (EMC) requirements
IEC 60974-10:2020 is available as IEC 60974-10:2020 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 60974-10:2020 is applicable to equipment for arc welding and allied processes, including power sources and ancillary equipment, for example wire feeders, liquid cooling systems, arc striking and stabilizing devices and chargers for battery powered equipment. This fourth edition cancels and replaces the third edition published in 2014 and its Amendment 1:2015. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - updated normative references; - requirements for battery powered equipment; - requirements for equipment combined with radio transmitters/receivers.
IEC 60974-11 Ed. 4.0 en:2021
Arc welding equipment - Part 11: Electrode holders
IEC 60974-11:2021 is available as IEC 60974-11:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 60974-11:2021 is applicable to electrode holders for manual metal arc welding with electrodes up to 10 mm in diameter. It is not applicable to electrode holders for underwater welding. This document specifies safety and performance requirements of electrode holders. This fourth edition cancels and replaces the third edition, published in 2010. This edition constitutes a technical revision. The significant technical changes with respect to the previous edition are the following: - Modify 3.6 type A to category A; - Modify 3.7 type B to category B; - Modify 8.1 to clarify reference to IEC 60529; - Modification of 10.1 for clarification purposes; - Added Bibliography. This part of IEC 60974 is to be used in conjunction with IEC 60974-1 .
IEC 60974-12 Ed. 4.0 b:2022
Arc welding equipment - Part 12: Coupling devices for welding cables
IEC 60974-12:2022 is available as IEC 60974-12:2022 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60974-12:2022 is applicable to coupling devices for cables used in arc welding and allied processes, designed for connection and disconnection without using tools. This fourth edition cancels and replaces the third edition published in 2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- updated Table 1 to include 100 % duty cycle;
- updated Annex A to provide more detail.
IEC 60974-13 Ed. 2.0 en:2021
Arc welding equipment - Part 13: Welding current return clamp
IEC 60974-13:2021 is available as IEC 60974-13:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 60974-13:2021 is applicable to welding current return clamps for arc welding processes, designed to make an electrical connection to the workpiece without using tools. This document is not applicable to welding current return clamps for underwater welding and plasma cutting. This document specifies safety and performance requirements of welding current return clamps. This document does not specify requirements for welding cables. This second edition cancels and replaces the first edition, published in 2011, and constitutes a technical revision. The significant technical changes with respect to the previous edition are the following: - Modified the title from "Welding clamp" to "Welding current return clamp" and updated the term through the document. - Updated all values of test current in Table 1 corrected to 40 °C. - Updated the reference to EN 50565-1:2014, Electric cables - Guide to use for cables with a rated voltage not exceeding 450/750 V (U0/U) – Part 1: General guidance This part of IEC 60974 is to be used in conjunction with IEC 60974-1 .
ISO 17846:2004
Welding and allied processes - Health and safety - Wordless precautionary labels for equipment and consumables used in arc welding and cutting
ISO 17846:2004 specifies the format and symbols for wordless precautionary labels placed by manufacturers on their equipment and consumables used in arc welding, plasma arc cutting, and thermal/flame cutting processes. It addresses neither workplace safety signs (as might be specified by ISO 3864) nor operator training. In addition, the wordless precautionary labels specified in ISO 17846:2004 are not intended to replace other mandatory labels or signs (e.g. material safety data sheets) required by certain countries or regions.
AWS AWN-79
AWS AWN ARC WELDING AND CUTTING NOISE
Measurements of the noise produced by four arc welding processes and one arc cutting process were evaluated under standardized measurement conditions.
