coupling in drilling operation.
Main Technical Parameters：
|
Model |
Size Range |
Rated Torque(kN.m) |
|
|
in |
mm |
||
|
Q 13 3/8~36-35 |
13 3/8~14 1/2 |
340~368 |
35 |
|
14 1/2~16 |
368~406 |
||
|
16~17 1/2 |
406~445 |
||
|
17 1/2~19 |
445~483 |
||
|
19~20 |
483~508 |
||
|
20~21 1/2 |
508~546 |
||
|
21 1/2~23 |
546~584 |
||
|
24~25 1/2 |
610~648 |
||
|
25 1/2~27 |
648~686 |
||
|
27~28 1/2 |
686~724 |
||
|
28 1/2~30 |
724~762 |
||
|
30~31 1/2 |
762~800 |
||
|
31 1/2~33 |
800~838 |
||
|
33~34 1/2 |
838~876 |
||
|
34 1/2~36 |
876~915 |
||
