Arc welding power sources, equipment and accessories. Specification for electrode holders and hand held torches and guns for MIG, MAG and TIG welding

This document establishes technical specifications for welding torches, hand-held guns, and electrodes used in arc welding processes involving metal inert gas, active gas metal arc welding, and tungsten inert gas welding. It defines design requirements, performance criteria, and safety features intended to ensure the reliability and operational consistency of equipment during industrial applications. The scope covers various components that interface with power sources and shielding gas supplies, focusing on ergonomics, thermal stability, and electrical safety under normal working conditions. Particular attention is given to the structural integrity of handles, insulating materials, and connector interfaces to prevent hazards associated with high current densities and extreme temperatures. These guidelines assist manufacturers in producing compatible devices that meet consistent industry benchmarks for durability and user protection. By outlining specific dimensional tolerances and material selection criteria, the text supports uniformity across different production batches. The content serves as a reference for engineering teams developing or selecting welding accessories, ensuring that all components adhere to established safety protocols without introducing undue risks during operation.