APR4 Series High Flow Piston Pressure Reducing Valves
APR4 Series High Flow Piston Pressure Reducing Valves
APR4 Series High Flow Piston Pressure Reducing Valves
Product details
Product Introduction
For high-flow applications, 
Piston sensing design provides greater outlet pressure regulation range, 
Large diameter piston improves pressure sensitivity, 
Maximum inlet pressure: 3600 psig, 
Maximum operating temperature: 260°C, 
Outlet pressure range: 0-10, 0-25, 0-50, 0-100, 0-250, 0-500, and 0-1500 psig, 
Internal component materials: Body: 316 stainless steel, 
Seat: PCTFE or PEEK, 
Piston: 316L, 
O-Ring: Viton or Kalrez, 
Operating Temperature: -55°C to +260°C, 
Leakage Rate (Helium): 
Internal Leakage: No visible bubbles emerging, 
External Leakage: No visible bubbles emerging, 
Coefficient of Flow (Cv): 1.0, 
Weight (Pressure Reducing Valve only): ≈2.83kg, 
Body Ports inlet and outlet 1/2" NPT female thread, 
gauge port 1/4" NPT female thread

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