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Self-locking type hydraulic jack

Model:
CLL-55-50
Capacity:
55KN
Stroke:
50mm
Effective area of cylinder :
71.3cm2
Capacity of hydraulic oil:
356.5cm3
Closed height :
164mm
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Description
Application
Features
Technical data
■ Description
Self-locking type hydraulic jack is used for supporting heavy in the long term, it could support heavy without oil pressure, safe and reliable. It also could be used under water, single acting, return with loading, nut can be locking automatically, making loading more safe, especially in the large project, it is more easily to be operated and controlled, it has pressurizer, pres-relief valve is prevent to over load in the cylinder to protect jack.
■ Application
The connection of the device adopt high pressure and thread couple, it has the function of quick use, and it also could conquer the disadvantage of oil leak. The self-locking type hydraulic jack is mainly used for rising, topping, tear downing in electric power, building, machine manufacturing, mining, railway, bridge, shipbuilding and many industrial.
■ Features
1) Single acting hydraulic jack. 
2) Nut could be locking automatically, making load more safe. 
3) Specially-made composite material coating has stronger anti-corrosion, and less force of friction.
4) Overflow hole has the function of limiting stroke. 
5) The top of piston rod is with a ringlike sphere spacer, it is allow about 8% of bias factor, keeping the pressure of the jack balanced, making jack more longevity. 
6) Self-locking hydraulic jack can be customized into double acting hydraulic jack according to the requirement of customer, but closed height need to be increased.
■ Technical data
 

Model

Capacity

T(KN)

Stroke

mm

Effective area

of cylinder

cm2

Capacity of hydraulic oil

cm3

Closed height

mm

Extend height

mm

Outer diameter

mm

Weight

kg

CLL-55-50

55

50

71.3

356.5

164

214

125

16

CLL-55-100

100

713

214

314

21

CLL-55-150

150

1069.5

264

414

26

CLL-55-200

200

1426

314

514

31

CLL-55-250

250

1782.5

364

614

36

CLL-55-300

300

2139

414

714

41

CLL-100-50

100

50

133.3

666.5

187

237

165

31

CLL-100-100

100

1333

237

337

39

CLL-100-150

150

1999.5

287

437

48

CLL-100-200

200

2666

337

537

57

CLL-100-250

250

3332.5

387

637

65

CLL-100-300

300

3999

437

757

74

CLL-150-50

150

50

198

990

209

259

205

53

CLL-150-100

100

1980

259

359

66

CLL-150-150

150

2970

309

459

78

CLL-150-200

200

3960

359

559

92

CLL-150-250

250

4950

409

659

105

CLL-150-300

300

5940

459

759

118

CLL-200-50

200

50

266.5

1332.5

243

293

250

83

CLL-200-100

150

3997.5

343

493

118

CLL-200-150

250

6662.5

443

693

153

CLL-250-50

250

50

366.4

1832

249

299

275

116

CLL-250-150

150

5496

349

499

163

CLL-250-250

250

9160

449

699

210

CLL-300-50

300

50

457

2285

295

345

310

173

CLL-300-150

150

6855

395

545

233

CLL-300-250

250

11425

495

745

293

CLL-400-50

400

50

559

2795

335

385

350

251

CLL-400-150

150

8385

435

585

327

CLL-400-250

250

13975

535

785

403

CLL-500-50

500

50

730

3650

375

425

400

367

CLL-500-150

150

10950

475

625

467

CLL-500-250

250

18250

575

825

568

CLL-600-50

600

50

857

4285

395

445

430

447

CLL-600-150

150

12855

495

645

563

CLL-600-250

250

21425

595

845

680

CLL-800-50

800

50

1179

5895

455

505

505

711

CLL-800-150

150

5895

555

705

871

CLL-800-250

250

29475

655

905

1031

CLL-1000-50

1000

150

1465

7325

495

545

560

951

CLL-1000-150

50

21975

595

745

1143

CLL-1000-250

250

36625

695

945

1335

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