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Yarway Narvik Model 18/54 - 28/64 Probe Style Variable Nozzle Control Valves
Narvik Model 18/54 - 28/64 Probe Style Variable Nozzle Control Valves
Yarway Narvik Model 18_54 - 28_64 Probe Style Variable Nozzle Control Valves
Yarway covers requirements for Desuperheaters, pneumatic actuators, strainers with a wide of models, sizes and materials to satisfy the specifications of the power, pulp and paper industries along with process gas applications
Yarway Narvik Model 18/54 - 28/64 Probe Style Variable Nozzle Control Valves

Specs

Critical Service
Steam Condition
Flow Characteristics
Special Characterization, Modified Equal Percentage, Linear, Equal percentage
Material
Alloy
Operating Temperature
High Temperature
Pressure Class
PN, ASME
Shutoff Class
Class V (FCI 70-2)
Valve Size
NPS 1 / DN 25, NPS 1-1/2 / DN 40, NPS 2 / DN 50, NPS 4 / DN 100, NPS 3 / DN 80
Valve Size Standard
DN, NPS
Valve Type
Angle Valve

Features

  • Forged construction
  • High quality stuffing box, containing no asbestos
  • Variable nozzle type
  • Wide range of Cv (Kv) capacities available
  • Special nozzle combinations available
  • Semi balanced internals for economic actuator selection
  • Yarway pneumatic actuator available
  • Pressure class and connections: ASME B16.34 class 900 to 2500 EN 1092 PN 160 - 400
  • Materials: ASTM SA 182 F22 or 1.7383, ASTM SA 182 F347H or 1.4550, ASTM SA 182 F91 or 1.4903, Other materials upon request