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TB Casing Back-Up Tong

TB Casing Back-Up Tong

TB Casing Back-Up Tong

TB casing back-up tong is a patented product, used to perform casing operation by combined with casing power tong and can ensure connection quality and eliminate deformation of main tong under large torque. The back-up tong features safety, reliability, labor-saving, and high efficiency. There are two control style: pneumatic and hydraulic. The back-up tong is supplied with a torque sensor to measure precisely connection torque. The tong is designed and manufactured according to Industrial standard SY/T5074 and API Spec 7K “Specification for Drilling Equipment”.

Model

TB194–16

TB365-35

TBH178-16S

TB365-35Y

Size range

mm

120.6~194

127~365

140~178

127~365

in

4~7coupling

41/2~133/8coupling

51/2~7

41/2~133/8coupling

Air pressure

MPa

0.5~0.9

0.5~0.9

0.5~0.9

psi

72~130

72~130

72~130

Hydraulic pressure rating

MPa

18

psi

2610

Max.bearing torque

kN.m

16

35

16

35

ft.lbf

11800

25810

11800

25810

Size

mm

1310×780×390

1510×945×405

1080×1080×350

1350×950×350

in

51.6×30.7×15.4

59.4×37.2×16

42.5×42.5×13.8

53.1×37.4×13.8

Weight

kg

360

480

1320

520

lb

790

1060

2910

1140

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