Techcore Oil Tools Co.,Ltd,
| Supply Ability | 80 sets/month |
| Delivery Time | 35-40 days |
| Packaging Details | Polly wood, suitable for sea and air shipment |
| Application | Well Testing operation |
| Type | DST safety tools |
| Standard | NACE MR0175 |
| Working Temperature | Max. to 450 oF |
| Working Pressure | 15000psi |
| Working Condition | H2S service above 175oF & Full H2S |
| Tool Size | 5 inch |
| Connection | IF Box x Pin |
| Brand Name | Techcore |
| Model Number | 5" Hydraulic Jar |
| Certification | ISO, BV, SGS |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 80 sets/month | Delivery Time | 35-40 days |
| Packaging Details | Polly wood, suitable for sea and air shipment | Application | Well Testing operation |
| Type | DST safety tools | Standard | NACE MR0175 |
| Working Temperature | Max. to 450 oF | Working Pressure | 15000psi |
| Working Condition | H2S service above 175oF & Full H2S | Tool Size | 5 inch |
| Connection | IF Box x Pin | Brand Name | Techcore |
| Model Number | 5" Hydraulic Jar | Certification | ISO, BV, SGS |
| Place of Origin | CHINA | ||
| High Light | Hydraulic Jar Downhole Oil Tools ，Drill Stem Downhole Oil Tools ，Cased Hole Downhole Oil Tools | ||
Cased Hole Big John Jar For Drill Stem Testing High Pressure Hydraulic Jar
The Big John Jar is a kind of hydraulic jar which is Halliburton type. The Big John Jar is used as a safety tool in the well downhole testing operation and TCP operation. The Big John Jar helps free a stuck tool or tool string by resisting a pull on the workstring, when the workstring is stretched by the pull, tension in the jar is released and an upward impact is delivered to the stuck tool. The pulling strength of 5” Hydraulic Jar is 222.2kN.
Features of Hydraulic Jar
* The Big John Jar is designed with the hydraulic system, which is made it esay to operate.
* During the operation, the Big John jar reduce the rig time.
* The big john jar can be recoked rapidly.
* The jar time delay is adjustable.
Technical parameter of Hydraulic Jar
| No | Specification | 5” |
| 1 | O.D. | 127.5mm |
| 2 | Bore Diameter | 57mm |
| 3 | Length | 1695mm |
| 4 | Working pressure | 105Mpa |
| 5 | Internal pressure strength | 149Mpa |
| 6 | External pressure strength | 138Mpa |
| 7 | Tensile strength | 1406KN |
| 8 | Torque strength | 22KN.m |
| 9 | Service | H2S,NACE MR0175(>175oF) |
| 10 | Working temperature | -29oC+204oC |
| 11 | Connection thread | 3 7/8CAS. BXP or 3 1/2 IF.BXP |
Advantage of Techcore Oil Tools
Techcore Oil Tools expertise in manufacture of the Drill Stem Testing Tools for more than Ten years, the professional Reserch and Development (R&D) department improves the advanced technology in design of the Drill stem testing tools for well testing service.
Techcore designs and chooses the raw material of DST tools according to the customers' oil well condition, and make all our effort to supply the cost effective well testing tools to satisfy the customer, and improve the test tools to meet the industry’s demand for ultra-high pressure and temperature downhole operation.
Product Scope
RTTS Serires: Full bore retrievable packer, full bore retrievable circulating valve, full bore retrievable safety joint,
Tester Valve: downhole tester valve, select tester valve, LPR- N Valve, Tubing String Tester Valve
Circulating valve: omni valve, multi-cycle circulating valve, RD Circulating valve, RD safety Circulating Valve, Hydraulic Circulating Valve
Other DST string tools: hydraulic jar, vertical shock absorber, radial shock absorber, RD safety circulating valve, high pressure retrievable packer with bypass, CHAMP packer, IPO valve, sleeve type drain valve, rupture disk sampler, super safety valve with control panel, BOP safety valve for downhole operation and so on.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2014
Total Annual:
5Million-10Million
Employee Number:
>100
Ecer Certification：
Verified Supplier
ZZ Top Oil Tools Co.,Ltd as head office registered in Xi’an City in 2010, and in 2016, ZZ TOP OIL TOOLS enlarged the downhole oil tools factory under the Brand - TECHCORE in Baoji, which engages in designing and manufacturing the downhole oil tools including DST tools, Coil... ZZ Top Oil Tools Co.,Ltd as head office registered in Xi’an City in 2010, and in 2016, ZZ TOP OIL TOOLS enlarged the downhole oil tools factory under the Brand - TECHCORE in Baoji, which engages in designing and manufacturing the downhole oil tools including DST tools, Coil...
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