Check valve type RVM/RVH

  • Porting NG 4
  • Operating pressure: up to 700 bar
  • Flow rate: up to 45 l/min

Features

  • Leakage free in closed position  
  • With open or closed flow in direction of screwing-in
  • Screw-in thread G1/8 and G 1/4, G3/8 and 9/16-18 UNF
[Translate to EN:] Rückschlagventil Typ RVM/RVH

Applications

It is a spring-loaded seat valve. The check valve is used for blocking of the flow in one and low-loss flow in the other direction. The closing element is guided.

Design

  • Seated valve 
  • Cartridge type

Technical data

Hydraulic fluid Mineral oil according to DIN 51524 part 1 and 2 (other fluids on request)
Fluid temperature range -20 to 120 °C
Ambient temperature range -20 to 120 °C
Viscosity range 2.8 to 800 mm2/s
Max. flowrate 20 to 45 l/min
Max. operating pressure port A 500 (RVM) resp. 700 bar (RVH)
Max. operating pressure port R 500 (RVM) resp. 700 bar (RVH)
Max. Pressure loss see pressure loss chart
Opening pressure 0,138 bar
Filtration (recommendation) According to NAS 1638, class 10 resp. ISO/DIN 4406 class 21/19/16
Materials Valve: free-cutting steel (hardened)
Ball: bearing steel
Seat: free-cutting steel (hardened)