Control valveVA2011

Basic type of VA series single-seat valves with the possibility of a balance plug


Nominal diameters
  • DN 15 (½“) – DN 250 (10“)
Nominal pressure values
  • PN 16 – PN 40
  • Class 150 – Class 300
Design
  • single seated valve with the possibility of a balance plug
Operating temperature range
  • -196°C to +400°C
Flow characteristics
  • linear
  • equipercent
  • on/off
Flow coefficient Kvs
  • 0,01 – 630 [m3.h-1]
Leakage class (IEC 60534-4)
  • class IV
  • class V
  • class VI
Body material
  • gray iron GJL 250 (GG25)
  • GJS 400-18T (GGG-40)
  • carbon steel GP240 GH(1.0619), A216 WCB
  • stainless steel  GX5CrNiMo 19-11-2 (1.4408)
  • other as required
Plug and seat material
  • stainless steel
  • stellit
  • monel
  • hastelloy
Connection
  • flange
Type of actuator
  • pneumatic diaphragm (with handwheel)
  • electric
  • electro-hydraulic
  • hydraulic
  • hand-operated

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