Hydraulic double action jars
The only body thread is between body and bottom sub
No extreme loads to hydraulic cylinder while jar operation
Preview
Hydraulic double-action drilling jars are designed for releasing struck downhole tools by means of impacts directed up and down together with static axial load and torsion torque.
Application: Well drilling.
|
Size |
OD, mm |
Flow channel diameter, mm
|
Length, max, mm |
Weight, max, kg |
Tool joints |
||
|
Closed |
Opened |
Top box |
Bottom pin |
||||
|
JGB-105-2 |
108 |
50 |
3310 |
3730 |
170 |
Z-86 |
Z-86 |
|
JGB-114-2 |
114,8 |
50,8 |
3100 |
3520 |
170 |
Z-86 |
Z-86 |
|
JGB-124-2VD |
127,8 |
50,8 |
3060 |
3480 |
240 |
Z-102 |
Z-102 |
|
JGB-172-2VD |
178 |
76,2 |
3200 |
3620 |
400 |
Z-133 |
Z-133 |
|
JGB-203-2VD* |
207 |
76,2 |
3300 |
3720 |
770 |
Z-152 |
Z-152 |
*Due to continuous improvement of products, slight differences from the parameters indicated in the table are possible.
** It is possible to produce tool joint at the request of customer and can be packaged with elevator sub.
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