
Introduction:
The open bottom jar is a mechanical down jar used for fishing operations, capable of performing downward jarring only. The tool is simple to operate, delivers powerful and consistent impact force, and offers a long working stroke that can be customized. It enables rapid and effective resolution of stuck pipe incidents, such as drill string jamming or obstruction, during fishing and coring operations.
Features and Benefits:
★ Purely mechanical downward jarring delivers a powerful, stable, and reliable impact force.
★ It features a long working stroke, which can be customized to meet specific requirements.
★ It enables rapid and effective resolution of stuck pipe incidents during fishing and coring operations.
O.D. mm | I.D. mm | Connection | Max working Load kN | Max.Working Torque kN·m | Max.Stroke | Length mm |
73 | 25.4 | 2 3/8TBG | 300 | 3 | 450 | 1510 |
80 | 25.4 | NC23 | 350 | 3 | 450 | 1510 |
89 | 28 | NC26 | 450 | 3.5 | 450 | 1510 |
95 | 31.8 | NC26 | 600 | 4 | 508 | 1580 |
108 | 38 | NC31 | 800 | 10 | 508 | 1600 |
121 | 50.8 | NC38 | 1100 | 15 | 508 | 1600 |
159 | 57.2 | NC46 | 1600 | 25 | 508 | 1833 |
165 | 57.2 | NC50 | 2000 | 30 | 508 | 1833 |
178 | 71.4 | 6 5/8REG | 2400 | 35 | 508 | 1833 |
197 | 89 | 6 5/8REG | 2600 | 40 | 508 | 1833 |
203 | 76.2 | 7 5/8REG | 2800 | 45 | 508 | 1833 |
229 | 76.2 | 7 5/8REG | 3000 | 65 | 508 | 1809 |
241 | 76.2 | 6 5/8REG | 3500 | 75 | 508 | 1833 |