prEN 12570 rev

Industrial valves - Method for sizing the operating element

General information

30.98 Project deleted   Jun 8, 2010


CEN/TC 69 Industrial valves

European Norm

23.060.01   Valves in general


This EN specifies the requirements for establishing the minimum size of the operating element supplied with an industrial valve regarding the force applied by one person to operate the valve under specified working conditions. This standard applies to manual operating elements of sizes from 100 mm to 1000 mm: - directly mounted on valves; - mounted on valve reduction gearboxes; - used for manual operation of power actuated valves. This standard does not apply to: - impactor handwheels; - T-keys; - chainwheels.

Life cycle


EN 12570:2000


prEN 12570 rev
30.98 Project deleted
Jun 8, 2010