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Two-action Drill Accelerator Type SZJQ


Product Number: KW-DE-37 It can be stored energy by hydraulic spring and should be applied with Model QYⅡ Hydraulic Drilling Jar jointly.


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KINGWELL Two-action Drill Accelerator Type SZJQ
 
Two-action Drill Accelerator Type SZJQ can be stored energy by hydraulic spring. It should be applied with Model QYⅡ Hydraulic Drilling Jar jointly. The drill collar and Hydraulic Jar
(below the Drill Accelerator ) can function an accelerated effect when jarring operates as for making the stuck point gain more jarring force. Meanwhile, it can decrease the damage of tremor produced by up-down jarring for drill tools above Drill Accelerator.


KINGWELL Two-action Drill Accelerator Type SZJQ Technical Data:

Model O.D.
mm(in)
I.D.
mm(in)
Connection
API
Max. Upjarring
Stroke
mm(in)
Max. Downjarring
Stroke
mm(in)
Hole Seal
Pressure
Mpa(psi)
Max
Working
Load
kN(lbf)
Yield
Tension
kN(lbf)
Max
Torque
kN﹒m
(lbf·ft)
Yield
Torque
kN﹒m
(lbf·ft)
Length
mm(in)
SZJQ95 95
(3-3/4)
31.8
(1-1/4)
NC26 178
(7)
178
(7)
35
(5000)
600
(135000)
800
(180000)
4
(3000)
40
(29500)
6651
(261-7/8)
SZJQ121 121
(4-3/4)
50.8
(2)
NC38 178
(7)
178
(7)
1100
(247000)
1560
(350000)
15
(11000)
27
(20000)
7185
(282-3/4)
SZJQ165 165
(6-1/2)
57.2
(2-1/4)
NC50 165
(6-1/2)
165
(6-1/2)
2000
(450000)
3750
(700000)
25
(18400)
75
(55300)
7476
(294-3/8)
SZJQ197 197
(7-3/4)
71.4
(2-13/16)
6 5/8REG 203
(8)
203
(8)
2600
(585000)
4000
(900000)
30
(22100)
100
(73700)
8000
(315)
SZJQ203 203
(8)
71.4
(2-13/16)
6 5/8REG 203
(8)
203
(8)
2600
(585000)
4000
(900000)
30
(22100)
100
(73700)
8000
(315)
SZJQ241 241
(9-1/2)
76.2
(3)
7 5/8REG 254
(10)
254
(10)
3500
(787000)
5800
(1300000)
40
(29500)
180
(133000)
7259
(285-3/4)

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