Type LF Tongs
The manual tongs are designed and manufactured in accordance with the National Standard for the Petroleum and National Gas Industry SY 5035 ″Manual Tongs″ which is a useful tool applied to make up and break out drill pipes, coupling hoop of the drill pipe、joint、casings、casing hoops etc. When raise drill tool up and fall it down. Changing lug jaws and handling shoulders or hole can adjust the handling size of the tongs. According to the requirements of the usage different torque’s tongs can be chosen.
Main Technical Parameters：
|
Type |
Part No. |
Lug Law Size |
Torque |
|
in |
kN·m |
||
|
Q2.3/8—7/22 Type LF Tongs |
1 |
2.3/8-3.1/2 |
22 |
|
2 |
3.1/2-5 |
||
|
3 |
4.3/4-6.1/4 |
||
|
4 |
5.3/4-7 |
