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HK V257 5-1/2

Throttle check valve IGR1/2" 400bar
Flow max.
50 l/min
Pressure
400 bar
Thread
G 1/2″ -14 
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Product details for

HK V257 5-1/2

Flow max.
50 l/min
Pressure
400 bar
Thread
G 1/2″ -14
A
95 mm
B
107 mm
C
30 mm
D
21 mm
All characteristics

Characteristics

Max. working pressure
  • up to 400 bar 
Design
  • steel version with precision valve spindle 
  • suitable for control panel installation 
Customs tariff number
  • 84812010 

Product description

Notes
These valves must be set according to the application.
Description
Precise volumetric flow control or barring in one flow direction, free flow in the opposite direction.
Metallic seal without leakage, linear opening cross-section.
Precise throttling over a wide flow rate range.
Opening pressure of the check valve 0.5 bar.
Setting is as for the throttle valve.
The hexagon socket screw in the setting knob serves for locking.
An additional lock nut is available for control panel installation.

Product variants

9 Results
Show dimensional drawing
Identifier
Flow max. (l/min)
Pressure (bar)
Thread
A (mm)
Price / items
80 l/min
400 bar
G 3/4″ -14 
115 mm
190 l/min
320 bar
G 1″ -11 
139 mm
200 l/min
320 bar
G 1.1/4″ -11 
157 mm
350 l/min
320 bar
G 1.1/2″ -11 
190 mm
450 l/min
320 bar
G 2″ -11 
228 mm
Values for max. flow at Δp = 20 bar.

Column selection

Flow max. (l/min)
Pressure (bar)
Thread
A (mm)
B (mm)
C (mm)
D (mm)
Values for max. flow at Δp = 20 bar.