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  • ISO
    ISO 21904-1:2020 Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 1: General requirements
    Edition: 2020
    $344.69
    / user per year

Content Description

This document defines the general requirements for ventilation equipment used to capture and separate fumes generated by welding and allied processes, e.g. arc welding and thermal cutting.

This document also specifies the test data to be marked on the capture devices.

It applies to the design and manufacture of parts of the equipment including hoods for welding, ducting, filter units, air movers, systems that inform of unsafe operation and workplace practices to ensure safe working with regard to exposure.

Significant hazards are listed in Clause 4. It does not cover electrical, mechanical and pneumatic hazards.

This document is applicable to:

— local exhaust ventilation systems (LEV) excluding draught tables;

— mobile and stationary equipment;

— separation equipment used for welding and allied processes;

This document is not applicable to:

— general ventilation, air make up or air movement systems;

— air conditioning systems;

— grinding dust.

This document applies to systems designed and manufactured after its publication.

NOTE Specific safety requirements for thermal cutting machines are defined in ISO 17916.



About ISO

ISO, the International Organization for Standardization, brings global experts together to agree on the best way of doing things – for anything from making a product to managing a process. As one of the oldest non-governmental international organizations, ISO has enabled trade and cooperation between people and companies all over the world since 1946. The International Standards published by ISO serve to make lives easier, safer and better.
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