12V hydraulic power units/ hydraulic power pack for sale from Hangzhou,China 2015 12V hydraul
Specifications
hydraulic power units
1. 25 years factory
2. Customized order
3. High quality with competitive price
4. ISO 9001:2008
We are manufacturer,and have 25 years experience for hydraulic power units.supply a series of hydraulic power units.working pressure between 7MPA and 30MPA.We can design any hydraulic power units according to customs' requirements. This hydraulic power units widely use for truck trailers,car lifting,CNC machine,electrical,machine tools,construction material machine,rubber machine,etc.It is stabilization,safety,small.
We can according to your requirement to customize the hydraulic power unit!
Hydraulic pressure commonly used formula as below:
|
Item |
Formula |
Info of symbol |
|
hydraulic cylinder Speed |
V=(Q/A)X10 |
Q:flow(L/min) |
|
area of thrust surface |
A=3.14XDXD/4 |
|
|
Flow |
Q=VXA/10 |
V:Speed(m/min) |
|
Pump flow |
Q=qXn/1000 |
q:cc/rev n:rev(rpm) |
|
Motor rev(rpm) |
n=Q/qX1000 |
Q:Flow(l/min) |
|
hydraulic power(KW) |
p=QXp/612 |
|
|
Velocity in pipe(m/s) |
v=QX21.22/d2 |
d:tube inner(mm) |
|
The tube pressure drop(Kgf/cm2) |
P=0.000698XUSLQ/d4 |
|
