NA 092
DIN Standards Committee Welding and allied processes
Project
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
Begin
2025-10-22
WI
00121999
Planned document number
DIN EN ISO 21904-4 rev
Project number
09201330
Responsible national committee
NA 092-00-09 AA - Health and safety in welding and allied processes
Responsible european committee
CEN/TC 121 - Welding and allied processes
Responsible international committee
ISO/TC 44/SC 9/WG 4 - Safety requirements for welding equipment
