Shijiazhuang Hanjiu Technology Co.,Ltd
Shijiazhuang Hanjiu Technology Co.,Ltd
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SD8/7 Sectional control valve Walvoil replacement, 2 joystick 3 manual
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Hanjiu provide excellent alternative for the Walvoil Sectional control valve/ directional valve SD8.
TECHNICAL DATA
Nominal flow: 90 l/min (23.77 gpm)
Max pressure: 315 bar
Relief valve 1:
Std. setting: 300 bar
Ports dimensions:
P, A, B = 1/2" G
T = 3/4"G
Max back pressure (T port): 25 bar
N° working sections: 8
Relief valves 2 (w. sections):
Std. setting: 250 bar
Check valves 3 (w. sections):
Cracking pressure: 0.5 bar
Seals material: NBR 70 Sh
Fluid: Mineral base oil
Fluid temperature range: -20 ÷ 80 °C (-4 ÷ +176°F)
Fluid viscosity: 15 ÷ 75 mm2/s
Spool stroke:
pos.1 = +7 mm (0.275 in)
pos.2 = -7 mm (-0.275 in)
Features:
| Main pressure relief valve and a load check valves fitted on every working section | Yes |
| Available with parallel, tandem or series circuits | Yes |
| Optional carry-over port | Yes |
| A wide range of ports and circuit valves | Yes |
| Intermediate sections for several types of circuit | Yes |
| Potential for manual, pneumatic, hydraulic, electro-hydraulic and remote flexible cable spool control kits | Yes |
More series available:
| 1 | walvoil sd5 pdf |
| 2 | walvoil sd11 |
| 3 | walvoil loader valve |
| 4 | walvoil sd6 |
| 5 | walvoil sd4 |
| 6 | walvoil sd8 |
| 7 | walvoil sd14 |
| 8 | walvoil sd18 |
| 9 | walvoil sd25 |
| 10 | walvoil monoblock valves |
About the supplier:
Hanjiu is a hydraulic manufacturer and exporter from China. Hydraulic directional control valve is one of our specialties, we are good at Walvoil DF5, SD4, SD5, SD8, SD11, SD14, SD18, SD25 and other series. Below is a selection of our high-end compatible hydraulic directional control valves for Walvoil dealers and users for your reference. We also offer more hydraulic directional control valves
