Description

Manual Tong Type Lf

 

Type LF Manual Tongs are an essential tool in oil operation to make up and break out drill pipes. Casing joint and coupling. It can be adjusted by changing latch lug jaws and handling shoulders.

The available range of manual tongs is from 2-3/8 ~7 inches. LF Manual Tongs are also known as HT 14 Manual Tongs.

Manual tong with API7K standard

• Manual tong is an essential tool in oil drilling operation to fasten or remove the screws of drill pipe and casing joint or coupling.

• The handling size of manual tong I can be adjusted by changing latch lug jaws and latch steps.

No. of Latch
Lug Jaw		 Latch Step Size Range Rated Torque
in mm kN·m
1# 1 2-3/8 ~ 2-7/8 60.32 ~ 73 22
2 2-7/8 ~ 3-1/2 73 ~ 88.9
2# 1 3-1/2 ~ 4-1/4 88.9 ~ 107.95
2 4-1/4 ~ 5 107.95 ~ 127
3# 1 4-3/4 ~ 5-1/2 120.65 ~ 139.7
2 5-1/2 ~ 6-1/4 120.65 ~ 139.7
4# 1 5-3/4 ~ 6-3/8 146.05 ~ 161.93
2 6-3/8 ~ 7 161.93 ~ 177.8