API
Products
|
Manual tong
Manual tongs are conventional tools for making up
and breaking out connections of tubular goods, from light tubing
to heavy wall drill pipe or drill collar. Manual tongs covers pipe sizes from 2⅜inch to 36inch, and varies
in torque capacity from 35kN·m to 140kN·m. Manual tongs are
loaded when in service, line pull on lever should be at a right
angle to axis of lever, and tong dies must be fully engaged, not
to exceed the rating torque on manual tongs at any time. Any
manual tongs are cast from high quality alloy steel,
heat-treated and MPI tested, and toque test for manual tongs are
always 1.5 times of the rating torque, manual tongs can be
assembled by removing the hanger and turning the complete tong
over.
Manual Tong Model B
(Q3⅜-12¾/75kN·m)
Jaw No. |
Step of each jaw |
Size Range (inch) |
Torque
(kN·m) |
5a |
1 |
3⅜, 3¾, 4⅛ , |
55 |
2 |
4⅛, 4¼, 4½, 4⅝, 4¾, 5, 5⅛, 5¼ |
75 |
5b |
1 |
4¼, 4½, 4⅝, 4¾, 5, 5⅛, 5¼ |
2 |
5, 5⅛, 5¼, 5⅜, 5½, 59/16,
5⅝, 5¾ |
3 |
6, 6⅛, 6¼, 6⅜, 6½, 6¾ |
5b1 |
1 |
5¼, 5⅜, 5½, 59/16, 5⅝, 5¾ |
2 |
6, 6⅛, 6¼, 6⅜, 6½, 6⅝ |
3 |
6¾, 7, 7⅜, 8 |
55 |
5c |
1 |
6⅝, 6¾, 7, 71/16, 7¼, 7⅜ |
75 |
2 |
7⅜, 7⅝, 7¾, 8 |
3 |
8½, 8⅝ |
55 |
5d |
1 |
8½, 8⅝, 9½, 9⅝ |
2 |
10⅝, 10¾ |
5e |
1 |
11¾ |
2 |
12¾ |
|
 |
Manual Tong Model DB (Q
3½-17/90kN•m)
|
Jaw No. |
Step of jaws |
Size Range (inch) |
Torque (kN·m) |
|
1# |
1 |
3½~4½, 4½~6 |
90 |
|
2 |
5~7 |
|
3 |
6~8¼ |
|
2# |
1 |
8~9⅝ |
|
2 |
10⅝~11¼ |
|
3# |
1 |
11¾~12¾ |
55 |
|
2 |
13⅜~14⅜ |
|
4# |
2 |
16~17 |
|
 |
Manual Tong Model SDD (Q
4-17/140kN•m)
|
Jaw No. |
Step of each jaw |
Size Range (inch) |
Torque
(kN·m) |
|
1 |
1 |
4~5½, 5½~5¾ |
140 |
|
2 |
5½~6⅝, 6½~7¼ |
|
3 |
6⅝~7⅝, 7¾~8½ |
|
2 |
1 |
8½~9, 9½~10¾ |
|
2 |
10¾~12 |
|
3 |
1 |
12~12¾ |
100 |
|
2 |
13⅜~14, 15 |
|
4 |
2 |
15¾ |
80 |
|
5 |
2 |
16, 17 |
|
 |
Manual Tong for Casing
(Q13⅜-36/35kN·m)
|
Size Range (inch) |
|
13⅜~14½ |
|
14½~16 |
|
16~17½ |
|
17½~19 |
|
19~20 |
|
20~21½ |
|
21½~23 |
|
24~25½ |
|
25½~27 |
|
27~28½ |
|
28½~30 |
|
30~31½ |
|
31½~33 |
|
33~34½ |
|
34½~36 |
|
 |
Manual Tong
for work-over operation (Q2⅜-10¾/35kN·m)
|
Jaw No. |
Size Range (inch) |
Torque (kN·m) |
|
1# |
2⅜~4½ |
35 |
|
2# |
4½ ~6½ |
|
3# |
6½ ~8⅝ |
|
4# |
9⅝~10¾ |
|
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