Series 80100 pages
Valve
Hydraulic Relief Valve
Series 8010
Features
High flow
Extended seat life
Factory pre-set or field adjustable
Optional tamper-proof cap
Stainless steel internals
Metal-to-metal seal
Applications
Pump system safety
Hydraulic power units
Tank protection
Accumulator systems
General Specifications*
Working Pressure:
Hydraulic oil up to 5500 psi (380 bar)
Proof Pressure:
10,000 psi (690 bar)
Pressure Ranges:
500 - 1500 psi (35 - 105 bar)
Flow Rate at 10% above Cracking Pressure
6000
5000 psi C.P. (-4)
5000
3500 - 5500 psi (240 - 380 bar)
Maximum Flow Rate:
15 GPM
Wetted Material:
Process Fitting:
Heat-treated 410 stainless steel
Adjustment Stud:
316 stainless steel
Washer:
Tungsten carbide
Housing:
Powder-coated ductile iron
Weight:
2.5 lbs.
Pressure Connection:
3/4” NPTM x 3/4” NPTF
Orifice Size:
0.318” (typical)
Temperature Range:
-40° to +200°F (-40° to +93°C)
Pressure Settings:
It is recommended that cracking
pressure be set 10% above working
pressure.
2000
Powder-coated high strength steel
Ball:
3000 psi C.P. (-3)
3000
1500 psi C.P. (-2)
416 stainless steel
Spring:
4000
1000
304 stainless steel
Spring Retainer:
Pressure Drop (PSI)
1500 - 3500 psi (105 - 240 bar)
0
0
2
4
6
8
10
12
14
16
Flow (GPM)
Typical 8014 Lift Characteristics
120
Pressure Setpoint
Adjustment:
Loosen hex nut with open-end wrench.
Using allen key turn adjustment screw
clockwise to increase, counterclockwise to decrease set point.
* See product congurator for additional options.
1
Full Open %
100
80
Full Open
60
Significant
Vent
40
First Weep
20
0
90
95
100
105
Set Pressure %
110
115
120
"