oil Model JSZ hydraulic drilling jar
group nameDownhole Tools
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Min Order1 piece
modelJSZ
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update timeMon, 08 Apr 2013 00:27:04 GMT
Paramtents
Processing Type Casting
Machine Type Drilling Equipment
Type drilling jar
Use Well Drilling
Certification API
Material alloy steel
Packging & Delivery
Min Order1 piece
Briefing
It integrates the up jarring with the down jarring
Detailed
hydraulic drilling jar:
It integrates the up jarring with the down jarring
hydraulic drilling jar
1.It belongs to the integral drilling jar. Up jar is designed on hydromechanical principle and has different tonnages by changing the raising speed.
2.The action of down jarring is just as a free falling body and the jarring impact is based on the drilling tool’s weight above the drilling jar.
Model | O.D. mm | I.D.mm | Connection api | Closed overall length mm | Working torque kn·m | Max.tensile load MN | Max. jar load MN |
JSZ121 | 121 | 50 | NC38 | 5757 | 13 | 1400 | 300 |
JSZ159 | 159 | 57 | NC50 | 6435 | 15 | 2000 | 700 |
JSZ178 | 178 | 60 | NC50 | 6425 | 15 | 2000 | 700 |
JSZ203 | 203 | 70 | 6 5/8REG | 6646 | 18 | 2300 | 800 |
