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TQ Series Casing Tong
TQ series of casing tongs are widely used for making-up or breaking-out pipes or casing in diameters of 4”~20”.
Tong head is designed as open and can freely clamp and escape from the casing. TQ Casing Tongs are safe,
reliable, and easy to handle with high mobility. This series of casing tongs can be connected with computer
controlling units as ideal well mechanical tools for surface operations in oil fields. National Invention Patent of
the tongs has been got. The tongs are designed and manufactured according to API Spec 7K “Specification
for Drilling Equipment”.
|
Item |
Unite |
TQ178-16 |
TQ340-35 |
TQ356-55 |
TQ508-70Y |
TQ340-85Y |
| Drill pipe size |
mm |
101.6-178 |
114.3-340 |
114.3-356 |
114.3-508 |
114.3-340 |
|
in |
4"～7" |
4-1/2"～13-3/8" |
4-1/2"～14" |
4-1/2"～20" |
4-1/2"～13-3/8" |
| Max. pressure |
MPa |
18 |
18 |
16.6 |
20 |
18 |
|
PSI |
2610 |
2610 |
2400 |
2900 |
2610 |
| Speed(High gear) |
rpm |
54-79 |
60-86 |
56-70 |
26-43.6 |
30=45 |
| Speed(Mid. gear) |
rpm |
- |
21-30 |
- |
- |
- |
| Speed(Low gear) |
rpm |
9-13.1 |
3.6-5.3 |
4-5 |
4-6.6 |
3.2-5 |
| Flow working |
L/min |
110-160 |
110-160 |
110-160 |
110-170 |
110-170 |
|
gpm |
29.3-42.7 |
29.3-42.7 |
29.3-42.7 |
29.3-45.4 |
29.3-45.4 |
| Air pressure |
Mpa |
0.5-0.9 |
0.5-0.9 |
0.5-0.9 |
- |
- |
|
PSI |
72-130 |
72-130 |
72-130 |
- |
- |
Max. torque
(High gear)
|
KN.m |
2.4-3 |
2.5-3 |
3.8-4.2 |
8.4-10.7 |
12.5-14 |
| ft.lbf |
1770-2210 |
1844-2210 |
2800-3100 |
6190-7890 |
9220-10325 |
Max. torque
(Middle gear)
|
KN.m |
- |
6-7.5 |
- |
- |
- |
| ft.lbf |
- |
4425-5530 |
- |
- |
- |
Max. torque
(Low gear)
|
KN.m |
14.5-17.5 |
32-40 |
53-58 |
48.9-70.5 |
85-90 |
| ft.lbf |
10694-12900 |
23600-29500 |
39080-42775 |
37244-52000 |
62690-66375 |
Lifting distance
|
mm |
- |
- |
- |
622 |
622 |
|
in |
- |
- |
- |
24.5 |
24.5 |
Overall size
|
mm |
1450×760
×740 |
1580×900
×880 |
1770×960
×850 |
2080×1280
×760 |
1995×1150
×680 |
|
in |
57×30
×29.1 |
62.2×35.4
×34.6 |
69.7×37.8
×30.7 |
82×50.4
×30 |
78.5×45.3
×26.8 |
Weight
|
kg |
580 |
780 |
1150 |
1550 |
1700 |
|
lb |
1280 |
1720 |
2530 |
3410 |
3740 |
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