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TQ178-16 CASING TONGS

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product description

TQ series of casing tongs are widely used for making-up or breaking-out of casings or pipes. The casing tong features high-efficiency, safety, reliability, labor-saving, and can ensure connection quality. Tong head is designed as open and is fitted with two jaws which can ensure reliable gripping. Air tyre clutch is utilized as gearshifting mechanism, so it is possible to change gear under running. The series of casing tongs can be configured with torque device to perform computer monitoring and managing on pressure, torque and rounds. The casing tong has been granted with National Invention Patent. The casing tongs are designed and manufactured according to SY/T5074 and API Spec 7K “Specification for Drilling Equipment”.

 

Model

TQ178-16

TQ340-35

TQ356-55

Size range

mm

101.6~178

114.3~340

114.3~356

in

4~7

4~13

4~14

Max.pressure

MPa

18

18

16.6

psi

2610

2610

2400

Working flow

L/min

110~160

110~160

110~160

gpm

29.3~42.7

29.3~42.7

29.3~42.7

Air pressure

MPa

0.5-0.9

0.5-0.9

0.5-0.9

psi

72-130

72-130

72-130

Max. torque

Hi. gear

kN.m

2.4~3

2.5~3

3.4~4.5

ft.lbf

1770~2210

1844~2210

2506~3319

Mid.gear

kN.m

6.0~7.5

ft.lbf

4425~5530

Low gear

kN.m

14.5~17.5

32~40

45~57.4

ft.lbf

10694~12900

23600~29500

33190~42400

Speed

High gear

rpm

54~79

60~86

52~76

Mid. Gear

rpm

21~30

Low gear

rpm

9~13.1

3.6~5.3

3.9~5.6

Size

mm

1450×760×740

1580×900×880

1590×950×900

in

57×30×29.1

62.2×35.4×34.6

62.6×37.4×35.4

Weight

kg

580

780

850

lb

1280

1720

1870

 

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