VDI/VDE 2178-2009
Fluidic characteristic quantities of quarter turn valves and their determination

Standard No.

VDI/VDE 2178-2009

Release Date

2009

Published By

Association of German Mechanical Engineers

Latest

VDI/VDE 2178-2009

Scope

This guideline applies to quarter turn valves (having, e.g., a spherical or conical closure member) with nominal sizes between DN 10 and DN 250. The nominal size DN designates mating flanges or screw joints by which to connect the valve to the pipeline. The seat width (bore) may be equal to, or less than, the nominal width.

VDI/VDE 2178-2009 history

• 2009 VDI/VDE 2178-2009 Fluidic characteristic quantities of quarter turn valves and their determination
• 2008 VDI/VDE 2178-2008 Stroemungstechnische Kenngroessen von Haehnen mit Stell- und Regelungsfunktion und deren Bestimmung
• 1965 VDI/VDE 2178-1965 Benennungen von Regelgeraeten und Regeleinrichtungen