Forbes Marshall - Trusted Partners in Steam Engineering & Control Instrumentation
Forbes Marshall - Trusted Partners in Steam Engineering & Control Instrumentation

Piston Actuated Valve FMPAV

Optimise your fluid control systems with the Forbes Marshall Piston Actuated Valve (FMPAV), a robust 2-port pneumatically actuated on/off valve engineered for precision and durability. Crafted from high-grade AISI 316L stainless steel, this valve is the ideal solution for demanding applications involving steam, water, air, oil, and various gases.

  • Anti-water hammer option for liquid flow applications.
  • Also available with optional flow regulator, pilot solenoids, travel switch.
  • Burnished steam guide with self-aligning gland.

Variants

Normally Closed (NC)

These valves are designed for flow over the seat (port 1 to 2). A pneumatic signal acts on the actuator piston to open the valve, and it closes via a spring return action.

Normally Open (NO)

Designed for flow under the seat (port 2 to 1). These can be used to prevent water hammer on valve closure in liquid applications.

BD (Bi-directional Normally Closed)

These are Normally Closed valves designed for special applications requiring flow in both directions (port 1 to 2 or port 2 to 1). They incorporate an anti-water hammer design for liquid applications flowing under the seat.

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