Techcore Oil Tools Co.,Ltd,
                                                                                                           
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12 Years
Since 2014
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5 Inch Cased Hole Ful Flo Drill Stem Test Tools DST String with 70-105 MPa High Pressure Rating for Oil and Gas Well Testing

Price Negotiable
Price: Negotiable
MOQ: 1 set
Delivery Time: 30-40 days
Brand: Techcore
Product Description
Cased Hole Ful Flo Drill Stem Test Tools Overview
The Ful-Flo Drill Stem Testing Tools are engineered for oil and gas well formation testing after casing installation. Designed with 70-105 MPa working pressure and constructed from alloy steel, these tools deliver reliable performance in high-pressure, high-temperature environments. Suitable for both offshore and onshore operations, including deep and highly deviated wells.
Key Features and Capabilities
  • Full-bore design enables perforating gun passage through work string
  • Achieves high production flow rates for efficient operations
  • Annular pressure operated tools for reliable performance
  • Easy installation and maintenance procedures
Compatible Operations
  • Slickline sampling operations
  • Acid treatment applications
  • Cooperation with coiled tubing and nitrogen units
  • Production testing procedures
  • Perforating combined with drill stem tests
5\" Cased Hole Ful-Flo DST Tool String Specifications
No. Tool Name OD [inch] ID [inch]
1 Surface Equipment - -
2 RD Circulating Valve 4.87 2.25
3 Hydrospring Tester Valve 5.65 2.25
4 Sampler 5 2.25
5 Slip Joint 5 2.25
6 Gauge Carrier 5 2.25
7 Hydraulic Jar 5 2.25
8 Safety Joint 5 2.43
9 RTTS Circulating Valve 5 2.43
10 Packer RTTS 7\" 4.625 2.37
Cased Hole Ful-Flo Drill Stem Testing Tools DST String configuration and components
Manufacturing Excellence and Quality Assurance
Techcore Oil Tools brings over ten years of specialized experience in drill stem testing tool manufacturing. Our professional R&D department continuously advances tool design technology for superior well testing service performance.
Custom Engineering Solutions
We design and select raw materials based on specific customer well conditions, delivering cost-effective well testing tools that meet operational requirements.
Quality and Service Commitments
  • Superior quality standards with strong packaging and timely delivery
  • Third-party inspection available through SGS, BV, DNV
  • Comprehensive after-sales service to protect customer investments
Application Versatility
Our drill stem testing tools are suitable for cased hole, open hole, and slim hole applications. Complete tool strings include RTTS packer, circulating valves, safety joints, select tester valves, omni valves, hydraulic jars, shock absorbers, and various specialized packers and valves.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Techcore Oil Tools Co.,Ltd,
Location No.25th Gaoxin6th Road, Xi'an, China
Contact Person LEE

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