Q3.3/8～12.3/4-75 Manual tong type B:
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.
Main Technical Parameters:
|
Latch Lug Jaw NO. |
Latch Step |
Size Range
|
Rated Torque(kN·m) |
|
|
in
|
mm
|
|||
|
5a
|
1
|
3.3/8～4.1/8
|
85.7～104.8
|
55
|
|
2
|
4.1/8～5.1/4
|
104.8～133.3
|
75
|
|
|
5b
|
1
|
4.1/4～5.1/4
|
107.9～133.3
|
|
|
2
|
5～5.3/4
|
127～146
|
||
|
3
|
6～6.3/4
|
152.4～171.4
|
||
|
5b1
|
1
|
5.1/4～5.3/4
|
133.3～146
|
|
|
2
|
6～6.5/8
|
152.4～168.3
|
||
|
3
|
6.3/4～8
|
171.4～203.2
|
55
|
|
|
5c
|
1
|
6.5/8～7.3/8
|
168.3～187.3
|
75
|
|
2
|
7.3/8～8
|
187.3～203.2
|
||
|
3
|
8.1/2～8.5/8
|
215.9～219
|
55
|
|
|
5d
|
1
|
8.1/2～9.5/8
|
215.9～244.5
|
|
|
2
|
10.5/8～10.3/4
|
269.9～273
|
||
|
5e
|
1
|
11.3/4
|
298.5
|
|
|
2
|
12.3/4
|
323.8
|
||
|
5e1
|
1
|
10.3/4
|
273
|
|
|
2
|
11.3/4
|
298.5
|
||
|
5e3
|
1
|
13～13.3/8
|
330.2～339.7
|
|