API 7K Standard Type B Manual Tongs Oilfield Handing Tools Q3-3/8" ~13-3/8"-55/75
API 7K standard type B manual tongs Oilfield handing tools Q3-3/8" ~13-3/8"-55/75
* B Manual Tong is used for making up or breaking out the screws of drill tools and casing joint or coupling .It can be adjusted by changing latch lug jaws and handling shoulders.
* Specification
1. Type: B, Q85.7-339.7/75(3 3/8-13 3/8in)
2. Making up or breaking out the screws
3. It can be adjusted by changing latch lug jaws and handling shoulders
4.Standard: API Spec 7K Specification for drilling and well servicing equipment.
5. manual tongs are necessary tools applied to make up and break out pipes
6.Changing lug jaws and latch steps can adjust different handling sizes of the tongs
No. of Latch Lug Jaw |
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 |
|
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