API Spec 7K Hydraulic Power Tong

API Spec 7K Hydraulic Power TongThe series of hydraulic power tongs adopt inner cam rolling-up clamping mechanism, with a hydraulic backup tong. It is an ideal tool for makeup or breakout of various o

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API Spec 7K Hydraulic Power Tong


The series of hydraulic power tongs adopt inner cam rolling-up clamping mechanism, with a hydraulic backup tong. It is an ideal tool for makeup or breakout of various of tubings, and small sizes of casings and drill pipes in workover operation. The tong with extra long rod is available for backup tong to grip tubing body. The power tong also can be equipped with automatic torque control system.

 

Features:

1. The advanced automatic hydraulic backup tong controlled by manual valve matches master tong well, the back tong freely clamps and escapes from the pipe synchronously, enabling a reliable and flexible combined operation.

2. The dies are common for drill pipe of different specifications by changing various tongs of the master tong and backup tong

3. Big speed differences between gear shifts provide a high speed at the high gear and a big torque at the low gear.

4. The brake and direction control mechanism in the head of the tong is reliable in performance and convenient in assembly, adjustment and repair.

5. The backup tong floats under the master tong which is suspending and the backup tong hose is connected to the master tong with joint. The backup tong can be easily removed from the master tong for convenient handling and move.

6. Torque reader can be chosen to set on the back of the backup tong.


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Model

XQ89/3YB, 3YC

XQ114/6YB

XQ140/12Y

XQ140/12Y-T

Applicable range main tong

mm

60-89

73-114

73-140

48-140

in

2 3/8~3 1/2

2 7/8~4 1/2

2 7/8~5 1/2

1.9~5 1/2

Applicable range backup tong

mm

60-114

89-141.5

89~156

60-156

in

2 3/8~4 1/2

3 1/2~5 1/8

3 1/2~6 1/8

2 3/8~6 1/8

High gear rated tofque

kN.m

1100

1500

2600

2600

ft.lbf

811

1106

1918

1918

Low gear rated tofque

kN.m

3300

6000

12000

12000

ft.lbf

2213

4425

8851

8851

Rated Speed

High gear

rpm

90

85

72

72

Low gear

30

20

14

14

Rated pressure

MPa

10

11

12

12

psi

1450

1595

1740

1740

Max.oil supply

L/min

80

100

120

120

gpm

21

26

32

32

Weight

kg

158

220

480

480

lb

348

485

1060

1060