OEM Customized 40 Cat Head - SJY Double-Acting Mechanical-Hydraulic Drilling Jar – LUQI
OEM Customized 40 Cat Head - SJY Double-Acting Mechanical-Hydraulic Drilling Jar – LUQI Detail:
SJY double-acting mechanical-hydraulic drilling jar integrates upward jarring with downward jarring hydraulic drilling jar with mechanical interlocking. It can suit for all kinds of drilling operations, and landing into the well with drilling tools assembly when used. When the drilling tools are stuck, it can make drilling jar generate upward or downward jarring force through lifting and landing the drill strings, so it can release resistance and the stick by many time jarring, and recover normal drilling operation promptly. If adjust the release force, it can be adjusted any time on the spot.
We produce H2S resistance Jars, which adopt high quality import sulfur-resistance material.
Model |
OD mm(in) |
ID mm(in) |
Conn. API |
Max. Tensile Load (KN) |
Max. Upward Jarring Force (KN) |
Max. Downward Jarring Force (KN) |
Full Open Length (mm) |
SJY121 |
121(4 3/4) |
44.5(1 3/4) |
NC38 |
350 |
350 |
180 |
8950 |
SJY165 |
165(6 1/2) |
57(2 1/4) |
NC50 |
700 |
700 |
350 |
9260 |
SJY203 |
203(8) |
70(2 3/4) |
6 5/8REG |
1000 |
1000 |
500 |
9786 |
Product detail pictures:

Related Product Guide:
Design Theory of Stator and Rotor of PDM Based on Rack Gearing Principle
Directional well essential-Downhole Motor
Adhering to your principle of "quality, assistance, performance and growth", we have now gained trusts and praises from domestic and international customer for OEM Customized 40 Cat Head - SJY Double-Acting Mechanical-Hydraulic Drilling Jar – LUQI , The product will supply to all over the world, such as: Thailand, Slovenia, Sao Paulo, We sincerely hope to cooperate with customers all over the world, if you would like to have more information, please kindly contact us, we are looking forward to building up a great business relationship with you.

The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
