Casing power tongs
TQ series of casing tongs are widely used for making-up or breaking-out drilling string from diameters 4"to 13 3/8". Being ideal tools for surface operations, TQ Casing Tongs feature safe, reliable, and easy to handle. This series of casing tongs can also work with controlling units. The tongs are designed and manufactured according to API Spec 7K "Specification for Drilling Equipment"
| Model | TQ178-16 | TQH340-20 | TQ340-35 | |
| Handle Pipe Size in | 4-7 | 4 -13 3/8 | 5 1/2 -13 3/8 | |
| Max.Working Pressure MPa (psl) | 18 (2610) | 16 (2320) | 18 (2610) | |
| flux L/min (us.gal/min) | 110-160 (29-42) | 110-160 (29-42) | 110-160 (29-42) | |
| Max.Torque kN.m (lb.ft) | High Speed | 2.4 - 3 (1,736-2,170) | 3.7 (2676) | 2.4 - 3 (1,736-2,170) |
| Middle Speed | 6 -7.5 (4,340-5,424) | |||
| Low Speed | 14.5-17,5 (10,488 -12,658) | 17-21 (12,296-15,189) | 32-40 (24,145 -28,932) | |
| Rotating Speed rpm | High Speed | 54 - 79 | 50 - 80 | 60 - 86 |
| Middle Speed | 21 - 30 | |||
| Low Speed | 9 - 13.1 | 6-14 | 2.6 - 5.3 | |
| Overall Size mm (in) (L x M x H)Weight kg (lbs) | 1,450 x 760 x 740 | 1,520 x 850 x 670 | 1,540 x 892 x860 | |
| (57 x30 x 29) | (60 x 33 x 26 3/8) | (60 5/8x35 1/8x33 7/8) | ||
| 574 (1,263) | 560 (1,232) | 780 (1,716) | ||