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API oilfield Bumper jar
Hydraulic drilling jar is connected with drill tool and worked wih drill string is a downhole stuck freeing tool in drilling name: Hydraulic Drilling Jar
Drilling jar thechnical specifications and parameters:
All technical specifications and parameters only provides for reference.
Up jarring test data
Type | ZSJ80 | ZSJ76 | ZSJ70 | ZSJ62 | ZSJ56 | ZSJ46 |
Rated release force(KN) | 400~600 | 400~600 | 350~550 | 300~450 | 200~350 | 150~250 |
Down jarring test data
Type | ZXJ80 | ZXJ76 | ZXJ70 | ZXJ62 | ZXJ56 | ZXJ46 |
Max.release force(KN) | 600 | 600 | 550 | 500 | 400 | 250 |
Technical specifications and parameters
Type | ZSJ 80 | ZSJ 76 | ZSJ 70 | ZSJ 62 | ZSJ 56 | ZSJ 46 | |
O.D.(mm) | 203 | 197 | 178 | 160 | 146 | 121 | |
I.D(mm) | 71.4 | 71.4 | 70 | 57 | 57 | 51 | |
Pull down | Up | 5515 | 5515 | 5424 | 5360 | 5730 | 5270 |
Down | 5250 | 5250 | 5215 | 5208 | 5000 | 5125 | |
Pull down | Up | 368 | 368 | 344 | 344 | 332 | 305 |
Down | 178 | 178 | 178 | 178 | 180 | 178 | |
Thread conn. API | 6 5/8"REG | 6 5/8"REG | NC50 | NC46 | 6 5/8"REG | NC38 | |
Max.tensile load(KN) | 2500 | 2500 | 2500 | 2500 | 2500 | 2500 | |
Max.Working Torque(N.m) | 20 x 103 | 18 x 103 | 15 x 103 | 15 x 103 | 15 x 103 | 13 x 103 | |
Weight(KG) | Up | 1085 | 980 | 680 | 530 | 480 | 330 |
Down | 1027 | 920 | 645 | 520 | 457 | 310 |
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