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Torque capacity, Use on couplings – GEARENCH SCT1838 PETOL SURGRIP Casing Tong User Manual

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9

Torque capacity

The SCT1838 SURGRIP Casing Tong utilizes a different belt for each nominal diameter.
The maximum working loads are shown in the table below.



Diameter

Belt

Part

Number

Torque

Arm

Length

(inches)

Maximum

Torque

(foot-pounds)

Maximum

Line Pull

(pounds)

18

SCTB1838-1800

77.59

151,300

23,400

20

SCTB1838-2000

78.32

152,700

23,400

22

SCTB1838-2200

79.05

154,200

23,400

24

SCTB1838-2400

79.79

155,600

23,400

26

SCTB1838-2600

80.52

157,000

23,400

30

SCTB1838-3000

81.98

159,900

23,400

32

SCTB1838-3200

82.71

161,300

23,400

36

SCTB1838-3600

84.18

164,100

23,400

38

SCTB1838-3800

84.91

165,600

23,400




WARNING: Under no circumstances should the maximum working load be
exceeded. Always use a load cell or other calibrated indicating device to monitor
the line pull on the tong to avoid an overload.

Use on couplings

The jaw has two belt anchoring holes. One hole is marked “PIPE”, when this hole is fixed to
the handle, the tong will latch on the pipe for the appropriate belt. The third hole is marked
“COUPLING”, this hole will allow the tong to be latched onto a coupling with a diameter of
one inch over the pipe diameter.