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LF Type Manual Tongs


  • Technical Features
  • Technical Parameters

Main Technical Features

● LF-type tongs are tools for unloading and unbuckling various types of pipe strings and tools

during workover operations.

● By changing the Lug jaws, it can meet the needs of different sizes of pipe diameters

requirements.

● Applicable pipe diameter: 2.3/8-7in; maximum torque: 22kN.m;

● Designed and manufactured according to API Spec 7K specifications for drilling and well

servicing equipment.


No. of Latch Lug jawLatch stepSize RangeRated Torque kN•m
inmm
1#1
2.3/8-2.7/860.32-7322
2
2.7/8-3.1/273-88.9  
2#1
3.1/2-4.1/488.9-107.95
2
4.1/4-5107.95-127
3#1
4.3/4-5.1/2120.65-139.7
2
5.1/2-6.1/4120.65-139.7   
4#1
5.3/4-6.3/8146.05-161.93
2
6.3/8-7161.93-177.8


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