Q3.1/2~17-90 Manual Tong Type DB
Manual Tongs are necessary tools applied to make up and break out pipes. Changing lug jaws and handling shoulders can adjust different handling sizes of the tongs. They are designed and manufactured according to API Spec 7K.
Latch Lug Jaw NO. |
Hinge Pin Hole |
Size Range
|
Rated Torque(kN·m) |
|
in
|
mm
|
|||
1#
|
Ⅰ
|
3.1/2~6
|
88.9~152
|
90
|
Ⅱ
|
5.3/4~7
|
146~178
|
||
Ⅲ
|
6.5/8~8.1/4
|
168~210
|
||
2#
|
Ⅰ
|
8~9.5/8
|
203~244
|
|
Ⅱ
|
10.5/8~11.1/4
|
270~286
|
||
3#
|
Ⅰ
|
11.3/4~12.3/4
|
298~324
|
55
|
Ⅱ
|
13.3/8~14.3/8
|
340~365
|
||
4#
|
Ⅱ
|
16~17
|
406~432
|