Specifications

Meet API Spec 8A/8C standard
CE/ISO certificate.
Top quality and best price.
Drilling Bumper Sub

Drilling Bumper Sub Type ZKX 

 

1.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.

 

2. Moreover, it can be also used for fishing operation, or it can be considered as "heave compensator" during offshore drilling.

 

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)

 

 

 

 

 

 

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