• 1/3

Large Tonnage Hydraulic Hollow Jack

Large-tonnage hydraulic hollow jacks can be used for traction and pushing with auxiliary work-pieces. The double-acting design of this hydraulic hollow jack enables rapid piston reset. Large tonnage hydraulic hollow jacks are widely used in nuclear power plants, tunnel engineering, underground...
Send Inquiry
Description

Large-tonnage hydraulic hollow jacks can be used for traction and pushing with auxiliary work-pieces. The double-acting design of this hydraulic hollow jack enables rapid piston reset. Large tonnage hydraulic hollow jacks are widely used in nuclear power plants, tunnel engineering, underground engineering and other similar occasions.

Hydraulic Hollow

Large-tonnage hydraulic hollow jacks


Large Tonnage Hydraulic Hollow Jack Features

1. Double-acting design greatly improves the convenience of operation.

2. Built-in safety valve for protection when overloaded.

3. The cylinder can also bear the maximum load at the maximum stroke.

4. Excellent sealing ring makes it leak-free and has a long cycle life.


Application

Application of Large-tonnage hydraulic hollow jacks

The large-tonnage hydraulic hollow jack is used in post-tensioning engineering of prestressed bridges.

used in post-tensioning engineering of prestressed bridges

The large-tonnage hydraulic hollow jack is used in prestressed tensioning projects for reconstruction of dangerous bridges.

used in prestressed tensioning projects for reconstruction of dangerous bridges

The large-tonnage hydraulic hollow jack can be used for prestressed tensioning construction of infrastructure such as highway bridges.


Technical Parameter

YCW-B Jacks Technical Parameters

Type

Nominal

tension force KN

Nominal oil pressure MPg

Tension piston area m2

Return piston area m2

Return oil pressure MPg

Coss-core aperture mm

Stroke for tension mm

Overall size ΦA×L mm

Mass KG

YCW400B

3927

52

7.611×10-²

4.595×10-²

<25

Φ175

200

Φ440×389

315

YCW450B

4490

51

8.804×10-²

5.788×10-²

<25

Φ175

200

Φ465×413

364

YCW500B

5026

50

10.05×10-²

4,775×10-²

<25

Φ196

200

Φ495×418

445

YCW600B

6050

50

12.1×10-²

6.83×10-²

<25

Φ196

200

Φ530×443

550

YCW650B

6566

50

13.13×10-²

6.291×10-²

<25

Φ240

200

Φ570×445

610


Product structure

Large-tonnage hydraulic hollow jacks Structure

1. Positioning nut; 2. Plug; 3.Rings; 4. Oil cylinder; 5.piston; 6. Through a heart set; 7. The oil nozzle; 8. Rings; 9. Sealing plate; 10. Hold-down ring


Production Details

Large-tonnage hydraulic hollow jacks Production Details


About Us

Large-tonnage hydraulic hollow jacks factory


Product Quality Control

Liuzhou Lingqiao Prestressed Machinery Co., Ltd. is committed to strict quality control and thoughtful customer service, experienced experts are always available to discuss your requirements and ensure full customer satisfaction.


Production equipment

In recent years, Liuzhou Lingqiao Prestressed Machinery Co., Ltd. has added a series of advanced equipment such as CNC machine tools, CNC radial drills, CNC drilling machines, and CNC cutting machines.


Company Information

In addition, Lingqiao products have passed many international quality standards such as ISO and CE certificates. All products sell well at home and abroad. Products have been exported to clients in many countries and regions such as Cambodia, Malaysia, Philippines, Dubai and Colombia. We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering designs.

Certificate


Packaging & Shipping

Most of the large-tonnage hydraulic hollow jacks are large or heavy items. The cost of sending the goods to various countries is different. The cost of transporting goods to different regions is calculated according to the weight of the items, so you should check before purchasing Please contact us and we will charge you according to the logistics party's quotation.

Packaging and Shipping