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Yarway Narvik Model 25 Ven-Temp Desuperheater
Narvik Model 25 Ven-Temp Desuperheater
Yarway covers requirements for Desuperheaters, pneumatic actuators, strainers with a wide range of models, sizes and materials to satisfy all the specifications of the power, pulp and paper industry and process gas applications
Yarway Narvik Model 25 Ven-Temp Desuperheater

Specs

Critical Service
Steam Condition
Flow Characteristics
Linear
Material
304 Stainless Steel, 316 Stainless Steel, 316L Stainless Steel, Alloy, Carbon Steel
Operating Temperature
High Temperature
Pressure Class
ASME, PN
Shutoff Class
Class V (FCI 70-2)
Valve Size
NPS 10 / DN 250, NPS 1-1/2 / DN 40, NPS 2 / DN 50, NPS 3, NPS 4 / DN 100, NPS 6 / DN 150, NPS 8 / DN 200
Valve Size Standard
DN, NPS
Valve Type
Engineered Product

Features

  • Forged construction
  • Low pressure loss over the desuperheater station
  • Water pressures marginally above steam pressure
  • Venturi nozzle type
  • Wide range of Cv (Kv) capacities available
  • Pressure class and connections: ASME B16.5 class 150 to 2500, EN 1092-1 class PN 25 to 400, Buttweld connections to ASME B16.25 or DIN 2559
  • Materials: ASTM SA105, SA182 F11, SA182 F22 or SA182 F91, P250GH, 1.7335 or 1.7380, Other materials upon request