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Surface Bumper Jar Type DX

Short Description:

Surface Bumper Jar Type DX Model “DX” Jar belongs to the advanced product of  Surface Bumper Jar Type DJ . It can adopt lock mechanism with higher reliability. And  the jarring operation can be performed for many times and long service. Also, down-jarring can be operated continuously. The jarring force can be adjusted conveniently on drill platform. It can not only bear heavy load and strong torque but also have good sealing property and withstand the slurry circulation of high pressure produ...


Product Detail

Product Tags

Surface Bumper Jar Type DX

Model “DX” Jar belongs to the advanced product of  Surface Bumper Jar Type DJ . It can adopt lock mechanism with higher reliability. And  the jarring operation can be performed for many times and long service. Also, down-jarring can be operated continuously. The jarring force can be adjusted conveniently on drill platform. It can not only bear heavy load and strong torque but also have good sealing property and withstand the slurry circulation of high pressure produced by the pump.

Specifications

 Model  O.D.

mm(in)

 I.D.

mm(in)

 Connection  Max. Jarring Force

kN(lbf 

 Max working Load

kN(lbf)

 Tensie Yield Strength

kN(lbf)

 Max.Working Torgue

kN·m(lbf·ft)

Torsional Yield Strength

kN·m(lbf·ft)

 Max. Stroke

mm

 Length

mm

DX121 121(4-3/4) 38.1(1-1/2) NC38 500(112400) 1000(225000) 1950(438000) 15(11000) 27(20000) 1600(63) 5482(216)
DX178 178(7) 57.2(2-1/4) NC50 1000(224800) 2400(540000) 4650(1050000) 30(22000) 80(59000) 1223(48) 4830(190-3/16)
DX178T 178(7) 57.2(2-1/4) NC50 1000(224800) 3200(719360) 4800(1079040) 35(22000) 90(59000) 1223(48) 5705(224-5/8)

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