Techcore Oil Tools Co.,Ltd,
| Supply Ability | 20sets/month |
| Delivery Time | 30-45 days |
| Packaging Details | Polly wood, suitable for sea and air shipment |
| Application | Cased hole Drill Stem Testing |
| Usage | Tester valve of DST |
| Tool Size | 5" |
| Connection | IF Pin X Box |
| Standard | NACE MR0175 |
| Working Condition | Full H2S |
| Material | Inconel Steel |
| Working Pressure | 105 Mpa |
| Brand Name | Techcore |
| Model Number | STV515005A |
| Certification | ISO, BV |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 20sets/month | Delivery Time | 30-45 days |
| Packaging Details | Polly wood, suitable for sea and air shipment | Application | Cased hole Drill Stem Testing |
| Usage | Tester valve of DST | Tool Size | 5" |
| Connection | IF Pin X Box | Standard | NACE MR0175 |
| Working Condition | Full H2S | Material | Inconel Steel |
| Working Pressure | 105 Mpa | Brand Name | Techcore |
| Model Number | STV515005A | Certification | ISO, BV |
| Place of Origin | CHINA | ||
| High Light | downhole valve ，pressure safety valve | ||
HPHT Down Hole Test Select Tester Valve NACE MR0175 Standard Rotating Section Test
Brief of Select tester valve
The select tester valve as the main tester valve for the well testing service is operated by the annulus pressure. The select tester valve is composed with ball valve section, nitrogen section, upper hydraulic section and the metering section.
Specification of the downhole tester valve
| Tools | Downhole Tester Valve |
| Application | Cased Hole Drill stem testing Operation |
| Tool Size | 5 inch |
| Standard | NACE MR0175 |
| Working pressure | 15000psi |
| Well Service | H2S, CO2 Above 175oF and Full H2S |
| Working condition | High pressure high temperature (HPHT) |
| Package | wood case |
The inspection procedure and requirement of the select tester valve
1. Rotating section test
Clamp the operating connector, install the selector and steel ball, move the selector forward and rotate it to inspect whether the rotating part is flexible.
2. Collet fingers startup and pressure test
2.1 Assemble the parts above the collet nipple (item 25) (the upper adapter and the ball valve case are not included). The operating mandrel should be above the top of ported nipple and the ball valve is closed.
2.2 Connect sensor, stop valve, pressure test pipeline and hydraulic test pump to the operating port of the ported nipple.
3. Nitrogen chamber assembly,Nitrogen charging and Pressure sealing test
4. Injecting oil
Inject oil into the lower oil chamber
Lean the tool with the bottom higher than the top. Inject oil and inspect the oil return pipe line. If there is no bubble and the oil piston is at the bottom, remove the pipe lines and screw the fluid plug on
5. Install the ball valve section and the upper adapter.
Install the ball valve in open position and finish installation
6. Function test
Techcore insist on the traceability of each Drill stem testing tools and related DST parts from the raw
material to the finished products to meet on requirements of onshore and offshore standards.
All the raw materila will be test by SGS at the thrid party testing lab, SGS made the mark and keep the traceability of each DST tools parts.
The drill stem testing tools are applied in cased hole, open hole and slim hole, the main DST tool string includes RTTS packer, circulating valve, safety joint, select tester valve, omni valve, hydraulic jar, shock absorber, RD safety circulating valve, high pressure retrievable packer with bypass, IPO valve, tubing string test valve, and so on.
We approach every client’s enquiry with meticulous attention to technical specifications, and a high level of appreciation for their urgency.
Welcome to contact us for more information!!
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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