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Chinese Professional Api 7-1 Mechanical-Hydraulic Drilling Jar - Integral Mechanical Drilling Jar Type JSZ – Gaofeng

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Integral Mechanical Drilling Jar Type JSZ    Model “JSZ” Drilling Jar can be actuated by mechanical fully. The inner chamber cannot roduce high-pressure. The change of oiliness cannot impact jarring effect.The short overall length can reduce the harm of bending alternating stress, facilitating the conveyance. It has the low sealing property and reliable using property.It should be used for offshore drilling and directional drilling. Specifications  Model  O.D. mm (in)  I.D. mm (in)  Co...


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Chinese Professional Api 7-1 Mechanical-Hydraulic Drilling Jar - Integral Mechanical Drilling Jar Type JSZ – Gaofeng Detail:

Integral Mechanical Drilling Jar Type JSZ   

Model “JSZ” Drilling Jar can be actuated by mechanical fully. The inner chamber cannot roduce high-pressure. The change of oiliness cannot impact jarring effect.The short overall length can reduce the harm of bending alternating stress, facilitating the conveyance. It has the low sealing property and reliable using property.It should be used for offshore drilling and directional drilling.

Specifications

 Model  O.D. mm

(in)

 I.D. mm

(in)

 Connection    Max. Upward Jarring Force

kN(lbf)

 Max. Downward Jarring Force kN(lbf) Max. working Load kN(lbf)  Yield PullkN(lbf) Max.Working Torque kN.m(lbf.ft)  Yield TorquekN.m(lbf.ft)  Length mm

(in)

JSZ46 124(4-7/8) 50.8 (2) NC38 400(90000) 250(56000) 1100(247000) 1600(360000) 15(11000) 27(20000) 3646(143-1/2)
JSZ62 162(6-3/8) 57.2(2-1/4) NC46 600(135000) 360(80000) 1600(360000) 2700(600000) 25(18000) 65(48000) 4150(163-3/8)
JSZ70 178(7) 57.2(2-1/4) NC50 700(160000) 400(90000) 2400(540000) 3400(760000) 30(22000) 80(59000) 4150(163-3/8)
JSZ80 203(8) 76.2(3) 6 5/8REG 820(185000) 460(100000) 2800(630000) 5200(1170000) 35(25800) 145(100000) 4200(165-3/8)

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Chinese Professional Api 7-1 Mechanical-Hydraulic Drilling Jar - Integral Mechanical Drilling Jar Type JSZ – Gaofeng detail pictures


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  • Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
    5 Stars By Helen from United States - 2015.09.19 18:37
    We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
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