Integral Mechanical Drilling Jar Type JSZ
group nameDownhole Tools
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Min Order1 piece
modelJSZ
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update timeThu, 16 Aug 2012 01:41:58 GMT
Paramtents
FUNCTION DRILLING
CERTIFICATE API 7-1
COMPOSITION HYDRO-MECHANICAL
Packging & Delivery
Min Order1 piece
Briefing
The integral mechanical drilling jar type JSZ is a double-acting mechanical drilling jar.
Detailed
The integral mechanical drilling jar type JSZ is a double-acting mechanical drilling jar. The down hole jarring blow is not adjustable in the down hole (only can be adjusted in the pipe yard). It is the shortest drilling jar, and can self-lock in drilling operation.
The Make-up Torque of Connected Threads kN·m
Type | Slip Mandrel VS Mandrel | Piston VS Slip Mandrel | Connection of Outer Barrel |
JSZ46 | 3 | 3 | 9 |
JSZ62 | 10 | 5 | 22 |
JSZ64 | 10 | 5 | 22 |
JSZ80 | 15 | 10 | 42 |
