| Customization: | Available |
|---|---|
| After-sales Service: | 1 Years |
| Warranty: | 1 Years |
|
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YJS hydraulic jar intensifier is a kind of down hole fishing jar tool designed to increase jarring function for up jar. So it must
be used together with super fishing jar. It could accelerate for the top end of jar and the drill collar connecting with its bottom end
when working, so to get larger jarring force on stuck point, and reduce quake of drill stem springback after jarring at the same time
| Model | OD mm(inch) | ID mm(inch) |
Conn. | Max. Stroke mm(inch) |
Sealng Pressure (MPa) |
Max. Tensle Load in Down Hole (KN) |
Overall Length mm(inch) |
| YJS46 | 121(4 3/4) | 38(1 1/2) | NC38 | 224 (8 3/4) | 20 | 900 | 3275(129) |
| YJS62 | 159(6 1/4) | 57.2 (2 1/4) |
NC50 | 329 (13) |
20 | 1500 | 4380(172) |
| YJS64 | 165(6 1/2) | 57.2 (2 1/4) |
NC50 | 329 (13) |
20 | 1550 | 4380(172) |
| YJS70 | 178(7) | 60 (2 5/16) |
NC50 | 336(13 1/4) | 20 | 180 | 3470(147) |
| YJS76 | 197(7 3/4) | 71.4 (2 13/16) |
6 5/8 REG | 333(13 1/4) | 20 | 2100 | 4238(167) |
| YJS80 | 203(8) | 71.4 (2 13/16) |
6 5/8 REG | 333(13 1/4) | 20 | 2200 | 4238(167) |
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