Techcore Oil Tools Co.,Ltd,
                                                                                                           
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12 Years
Since 2014
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3 7/8" Open Hole DST VR Safety Joint for Well Testing - 15,000 PSI Working Pressure, 31.88" Length

Price Negotiable
Price: Negotiable
MOQ: 1 set
Delivery Time: 30 DAYS
Brand: TECHCORE
Product Description
3 7/8" Open Hole DST VR Safety Joint Overview

The VR Safety Joint is engineered for drill stem testing operations in open hole environments during well testing services. This right-hand safety joint features a compact structure and is positioned above the packer assembly in the DST working string to minimize tools left in the hole during retrieval operations.

Key Features
  • Constructed from high-strength alloy steel for superior durability
  • Compact structural design for efficient space utilization
  • Simplified installation and maintenance procedures
  • Bypass system complements Hydro spring tester bypass for fluid passage during string retrieval
Technical Specifications
Tool Size (in) OD (in) ID (in) Makeup Length (in) Working Pressure (psi) Connection
3 3.03 0.5 31.88 15,000 EUE Box X Pin
Testing Procedures
Internal Pressure Sealing Test
1. Install test sub on both ends and secure in tensile strength tester with sensors, pressure test pipeline, and test pump attached.
2. Fill tool with water to remove air, gradually increase pressure to 70 MPa, close stop valve, and maintain pressure for 15 minutes with zero leakage.
Movement Test
Secure case section in vise, rotate top adapter clockwise to limited position, then lift, rotate clockwise, and lower to limited position.
3 7/8 inch Open Hole DST VR Safety Joint for well testing operations
Company Advantages
  • Superior quality standards with strong packaging and timely delivery
  • Third-party inspection available from SGS, BV, DNV
  • Comprehensive 12-month product guarantee
  • Full traceability from raw materials to finished products
  • Responsive after-sales service supporting customer operations

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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