RR-30012,300 Ton Heavy Lifting Jacks/Hydraulic Power Jack

Product: Heavy Lifting Jacks/Hydraulic Power Jack

Model: RR-30012

Capacity: 300 Ton

Stroke: 305mm

Max Working Pressure: 700bar


Description

 

  • Plunger wiper reduces contamination, extending jack cylinder life
  • Built-in safety valve prevents accidental over-pressurization during heavy lifting operation
  • Removable hardened saddles protect plunger during lifting and pressing operation
  • Baked enamel finish for increased corrosion resistance
  • Collar threads, plunger threads, and base mounting holes for easy fixturing

Drawing

RR-DOUBLE-ACITNG-HYDRAULIC-JACK-DIMENSION

Specification

Model

Capacity/Ton

Stroke/mm

Cylinder Effective Area/cm²
Push

Cylinder Effective Area/cm²
Pull

Oil Capacity/cm³
Push

Oil Capacity/cm³
Pull

Collapsed Height/mm
A

Extended Height/mm
B

Outside Dia/mm
D

Cylinder Bore Dia/mm
E

Plunger Dia/mm
F

Base To Advance Port/mm
H

Top To Retract Port
I

Standard Saddle Dia/mm
J

Saddle Protr. From Plgr.
K

Plunger Internal Thread
O

Plunger Thread Length/mm
P

Bolt Cicle Dia/mm
U

Thread
V

Thread Depth/mm
Z

Collar Thread
W

Collar Thread Length/mm
X

Weight/Kg

RR-30012

300

305

457.3

243.2

13947

7418

638

943

311

241.3

165.1

68

114

165

28

2 1/2'' - 12

82

158

1 1/4'' - 7

44

12 1/4'' - 12

58

312