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| Warranty: | 6 Months |
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API Mechanical/Hydraulic Drilling Jar/Super Fishing Jar/Bumper Sub/Shock Absorber in Downhole Tools
mechanical drilling jar is a kind of fully-mechanical jarring tools. It can release the drilling tools sticking accidents by providing a up and down jarring force. Basically, it is part of the drill stem, whenever needed, the jarring force can increase the working efficiency.
|
Type |
O.D. |
I.D. |
Connection |
Max. Upward Jarring Force |
Max. Downward Jarring Force |
OAL |
|
BZ121 |
121(4-3/4) |
50.8(2) |
NC38 |
450 |
230 |
6356(250) |
|
BZ159 |
159(6-1/4) |
57.2(2-1/4) |
NC50 |
630 |
360 |
7265(286) |
|
BZ165 |
165(6-1/2) |
57.2(2-1/4) |
NC50 |
630 |
360 |
7265(286) |
|
BZ196 |
196(7-3/4) |
71.4(2-13/16) |
6-5/8REG |
820 |
460 |
7062(287) |
|
BZ203 |
203(8) |
71.4(2-13/16) |
6-5/8REG |
820 |
460 |
7062(287) |
We shandong yacheng petroleum technology are established in 2003 year, located in Dongying city, shengli oilfield, which is the second largest oilfield of China.
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