Standards
[CURRENT]
DIN 87311
DIN 87311
Handwheel wrenches
Title (German)
Handradschlüssel
Overview
The handwheel wrenches described in this standard are used to facilitate the operation of handwheels of valves on ships. The dimensions and design details are specified for three sizes to match the handwheels used on ships. The responsible committee for this standard is NA 132-02-06 AA "Rohrleitungsarmaturen" ("Fittings armatures") at DIN.