Techcore Oil Tools Co.,Ltd,
                                                                                                           
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12 Years
Since 2014
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High Pressure Downhole Valve for Well Testing DST Operations - 15000 PSI Working Pressure, 5" OD, AISI 4140 Alloy Steel Construction

Price Negotiable
Price: Negotiable
MOQ: 1 set
Delivery Time: 30-45 days
Brand: Techcore
Product Description
High Pressure Downhole Valve for Well Testing Operations
The Select Tester Valve is a full bore annulus pressure operated tool designed for drill stem testing operations in cased holes. This advanced downhole valve enables multiple closures where pipe manipulation is restricted while maintaining full opening string capability.
Key Features and Operational Benefits
  • Advanced metal-to-metal seal technology for exceptional gas-holding capabilities
  • Extensively tested at 400°F and 15,000 PSI with 16,500 PSI burst and collapse validation
  • Locking mechanism allows ball valve to remain open at any point during testing
  • Reactivation capability for normal operations after locking
  • Enables reverse out/circulation to the lowest point below the valve for efficient well kill operations
  • Significant time and cost savings during well testing procedures
Technical Specifications
Specification Value
Outside Diameter (OD) 5" (127mm)
Inside Diameter (ID) 2.25" (57mm)
Length 288.2" (7319.5mm)
Working Pressure 15,000 PSI (105MPa)
Maximum Open Pressure Differential 5,000 PSI (35MPa)
Tensile Strength (Yield) 2020.5 kN
Internal Pressure Strength 151 MPa
External Pressure Strength 141 MPa
Torque Strength 30.9 kN.m
Service Environment Mud, crude oil, natural gas with H2S, NACE MR0175-2003 compliant
End Connection 3 7/8 CAS. BXP, 3 1/2 IF BXP
Service Temperature -20°F to 400°F
Product Images
High Pressure Downhole Valve exterior view showing robust construction and connection points Detailed cross-section view of Select Tester Valve internal components and ball valve mechanism
Manufacturing Excellence
Techcore Oil Tools brings over ten years of specialized experience in Drill Stem Testing Tools manufacturing. Our professional R&D department continuously advances technology for superior well testing service performance. We maintain complete traceability from raw AISI 4140 alloy steel materials to finished products, ensuring compliance with onshore and offshore industry standards.
Our comprehensive DST tool string portfolio includes RTTS packers, circulating valves, safety joints, hydraulic jars, shock absorbers, and various testing valves designed for optimal downhole performance.

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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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