Drilling Bumper Sub Type ZKX
group nameDownhole Tools
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Min Order1 piece
modelZKX
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update timeSun, 12 Aug 2012 20:30:56 GMT
Paramtents
FUNCTION DRILLING
CERTIFICATE API 7-1
Packging & Delivery
Min Order1 piece
Briefing
Detailed
The drilling bumper sub type ZKX mainly makes the down jarring blow operation, releasing the stuck accident such as the sticking, land filling and keyway effectively and so on. Moreover, it can be also used for fishing operation, or it can be considered as "heave compensator" during offshore drilling.
Specification Series and Performance Parameters
Type | Tool O.D. mm（in） | Hole Diameter mm（in） | Connection API | Overall Stroke mm(in) | Max. Working Load kN(lbf) | Max. Working Torque kN.m(lbf·ft) | Max. Tensile Load kN(lbf) |
ZKX46 | 121(4 3/4) | 50(2) | NC38 | 508(20) | 350(79000) | 8(5900) | 900(202000) |
ZKX76 | 197(7 3/4) | 76(3) | 6 5/8REG | 1520(59 7/8) | 770(173000) | 15(11000) | 1800(404000) |
ZKX90 | 229(9) | 76(3) | 7 5/8REG | 1520(59 7/8) | 1300(292000) | 20(15000) | 2200(494000) |
