90.20 Standard under periodical review Oct 15, 2024
CEN
CEN/TC 121 Welding and allied processes
European Norm
23.040.70 Hoses and hose assemblies
Published
This standard defines the specifications and the type tests for quick-action couplings with shut-off valves. It applies to quick-action couplings used between the regulator and the torch in equipment for gas welding, cutting and allied processes.
This standard applies to cases where these couplings are used with hoses according to EN 559 or threaded unions according to EN 560.
WITHDRAWN
EN 561:1994
PUBLISHED
EN 561:2002
90.20
Standard under periodical review
Oct 15, 2024