Chinese Professional Petroleum Equipment - SJY Double-Acting Mechanical-Hydraulic Drilling Jar – LUQI
Chinese Professional Petroleum Equipment - 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:

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Our company sticks into the basic principle of "Quality is definitely the life of the business, and status may be the soul of it" for Chinese Professional Petroleum Equipment - SJY Double-Acting Mechanical-Hydraulic Drilling Jar – LUQI , The product will supply to all over the world, such as: Roman, Greek, Estonia, The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.

The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!
