Home > Products > Downhole Tools > ZSJ/ZXJ type drilling jars(hydraulic-mechanically)
ZSJ/ZXJ type drilling jars(hydraulic-mechanically)
- 2000 Piece / Pieces per Month
- China main ports
- T/T L/C D/P D/A
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Product Details
| Place of Origin | China | Brand Name | Senwell | |
| Type | Other, Drilling jars | Machine Type | Drilling Tool | |
| Processing Type | Forging | Use | Well Drilling |
Product Description
Specifications
1.Connect drill tool and worked with drill string2.ZSJ type drilling up jar and ZXJ type drilling down jar
Function:
The drilling jar which is connected with drill tool and worked with drill string is a downhole stuck freeing tool in drilling operation.
Usage:
A first selected tool for directional well, complicated well and deep well. The drilling jar is consisting of ZSJ type drilling up jar and ZXJ type drilling down jar, both they can be used mutually or operated separately.
Operation:
The up jarring section takes use of hydraulic mechanism, the jarring force can be adjusted according to up elevating load but can’t exceed the max. loading for tool load rated. The down jarring section takes use of mechanical friction mechanism, the jarring force is well pre-adjusted by adjusting device before put into downhole. No re-adjustment can be allowed after jar is put into downhole.
Detail Specification:
Technical specification and parameters for ZSJ/ZXJ type Drilling Jar | |||||||
Item Parameters | ZSJ 80B | ZSJ 76B | ZSJ 70B | ZSJ 62B | ZSJ 56B | ZSJ 46B | |
O.D.(mm) | 203 | 197 | 178 | 160 | 146 | 121 | |
I.D(mm) | 71.4 | 71.4 | 70 | 57 | 57 | 51 | |
Pull down overall length(mm) | Up | 5515 | 5515 | 5424 | 5360 | 5730 | 5300 |
Down | 5250 | 5250 | 5215 | 5215 | 5000 | 4760 | |
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 | 4 1/2FH | NC38 | |
Max. tensile load(KN) | 2500 | 2500 | 2300 | 2200 | 2000 | 1400 | |
Max. Working Torque (N.m) | 20 x 103 | 18 x 103 | 15 x 103 | 15 x 103 | 15 x 103 | 13 x 103 | |
Rated release force for up jar (KN) | 400~600 | 400~600 | 350~550 | 300~450 | 200~350 | 150~250 | |
Max. up jarring released force (KN) | 750 | 750 | 550 | 550 | 450 | 270 | |
Max. down jarring released force (KN) | 600 | 600 | 550 | 500 | 400 | 250 | |
Weight(KG) | Up | 1085 | 980 | 680 | 530 | 480 | 330 |
Down | 1027 | 920 | 645 | 520 | 457 | 310 | |
Contact Us
- Shaanxi Senwell Import & Export Co., Ltd.
- Contact nameJenny Zhang Chat Now
- Phone86-29-85370919
- Address1623, Unit 1, Bldg. 2, I Duhui, Yicuiyuan, Tangyan South Road, High-Tech Zone
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