Nuevo proyecto
ISO/AWI 21904-4
Health and safety in welding and allied processes — Equipment for capture and separation of welding fume — Part 4: Determination of the minimum air volume flow rate of capture devices
Reference number
ISO/AWI 21904-4
ISO/AWI 21904-4
Edition 2
© ISO 2026
Nuevo proyecto
Resumen
This document specifies two methods for establishing the minimum air volume flow rate. One method is dedicated for use with captor hoods, nozzles and slot nozzles with a ratio of slot length to hose diameter of 8:1 or less. The other method is dedicated for use with on-gun extraction devices.
These methods are not applicable to down draught tables.
Informaciones generales
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Estado: En desarrolloEtapa: Nuevo proyecto aprobado [10.99]
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Edición: 2
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Comité Técnico :ISO/TC 44/SC 9
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Ciclo de vida
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Anteriormente
PublicadoISO 21904-4:2020
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Ahora
