Onshore Oil & Gas Solutions Coiled Tubing Systems

DSTI's Onshore Oil & Gas Fluid Swivel Joints & Rotary Unions for Coiled Tubing Systems

We provide rotary union and swivel joint solutions for coiled tubing applications.

Designed for rugged-duty and high pressure well intervention - DSTI's rotary unions deliver reliable fluid transfer for coiled tubing applications such as cleanouts, circulation, hydraulic fracturing, acid stimulation, cementing, and drilling.

As a global leader in specialized swivel joint and rotary union products, DSTI's fluid sealing solutions provide options for direct OEM replacements and as well as complete specialized designs built to customer specifications and applicable standards.

Technical Specifications
  • Designed For Direct Integration Into Customer Equipment
  • High Pressure Designs Up To 15,000+ PSI (1,000+ BAR)
  • Designed To Applicable API & NACE Standards
  • Sealing System Designed For Fracturing Fluids, Drilling Mud, & Other Media Types (Including Standard & Sour Service)
  • Specialized Bearing System For Improved Service Life & Load Capabilities
  • 1.0", 1.5", 2.0", 3.0" & Other Bore Sizes Available
  • Designs For Onshore & Offshore Environments
  • Download PDF
Technical Specifications
  • Designed For Direct Integration Into Customer Equipment
  • Multiple Flow Passage Designs For Hydraulic Service
  • Sealing System Compatible With Corrosive Media
  • Crosstalk Protection Available
  • Electrical Slip Ring Integration Options For Data & Power Transfer
  • Designs For Onshore & Offshore Environments
Technical Specifications
  • Designed For Direct Integration Into Customer Equipment
  • Multiple Flow Passage Designs (Typically For Hydraulic Use)
  • Shaft-Mount Configurations For A Wide Range Of Through-bore Options
  • Heavy Duty Bearing System
  • Designs For Onshore & Offshore Environments

In-House Capabilities & Services

From design to delivery to in-field product service and support, our dedicated team will be involved at every step in helping you reach your project goals.

Engineering, Simulation & Verification Capabilities

Engineering & Simulation

DSTI's Engineering team leverages years of experience and a deep knowledge of engineering ...

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Project Management Capabilities

Project Management

Regardless of the scale or complexity of a project, our Project Management team will ensur...

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CNC Precision Machining Capabilities

CNC Precision Machining

DSTI's advanced CNC machining centers offer the highest in quality, speed and consistency....

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Welding & Fabrication Capabilities

Welding & Fabrication

DSTI's certified welding team specializes in complex structural assemblies and high pressu...

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Assembly, Testing & Qualification Capabilities

Assembly, Testing & Qualification

All products are assembled and tested by DSTI's team of trained technicians using custom d...

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Inspection & Quality Management Capabilities

Inspection & Quality Management

With cutting edge products in nearly every industry, DSTI's Inspection and Quality team mo...

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Recent Projects

Providing custom solutions is what we do best! Explore DSTI's wide-ranging experience in custom fluid sealing solutions by using the recent projects filter below.

Max. Pressure Select
  • Vacuum
  • 0 - 199 PSI [0 - 14 BAR]
  • 200 - 6,499 PSI [14 - 448 BAR]
  • 6,500 PSI [448 BAR] & Over
Max. Speed Select
  • 0 - 24 RPM
  • 25 - 99 RPM
  • 100 RPM & Over
Flow Passages Select
  • 1 Passage
  • 2 Passages
  • 3 Passages
  • 4 - 5 Passages
  • 6 - 7 Passages
  • 8 - 12 Passages
  • 13 Passages & Over
  • None
Flow Passage Size Select
  • Under 0.125" [3.18 mm]
  • 0.125" - 0.249" [3.18 mm - 6.32 mm]
  • 0.250" - 0.374" [6.35 mm - 9.50 mm]
  • 0.375" - 0.499" [9.53 mm - 12.67 mm]
  • 0.500" - 0.749" [12.70 mm - 19.02 mm]
  • 0.750" - 0.999" [19.05 mm - 25.37 mm]
  • 1.000" - 1.999" [25.40 mm - 50.77 mm]
  • 2.000" [50.80 mm] & Over
Media Type Select
  • Chemical
  • Coolant
  • Cryogenics
  • Food-Grade
  • Gas
  • Mud
  • Oil
  • Steam
  • Water
  • Other
Material Type Select
  • Aluminum
  • Brass
  • Bronze
  • Carbon / Alloy Steel
  • Stainless Steel
  • Other
Through Bore Select
  • Under 1" [25.4 mm]
  • 1.0" - 2.9" [25.4 mm - 73.7 mm]
  • 3.0" - 5.9" [76.2 mm - 149.9 mm]
  • 6.0" - 9.9" [152.4 mm - 251.5 mm]
  • 10.0" - 11.9" [254.0 mm - 302.3 mm]
  • 12.0" - 23.9" [304.8 mm - 607.1 mm]
  • 24.0" - 35.9" [609.6 mm - 911.9 mm]
  • 36" [914.4 mm] & Over
  • None
Options Select
  • Crosstalk Protection
  • Drive Mechanism
  • Encoder / Rotary Sensor
  • Explosion Proof
  • External Cooling
  • Fiber Optic Joint
  • Load Bearing
  • Slip Ring
  • Value Added Components
Environment Select
  • Atmosphere / Space
  • Cleanroom
  • Explosive
  • Indoor
  • Offshore
  • Outdoor
  • Washdown
Industry Select
  • Aerospace
  • Alternative Energy
  • Heavy Equipment
  • Defense
  • Factory Automation
  • Food & Beverage
  • Machine Tool
  • Marine
  • Medical
  • Metal Production
  • Oil & Gas
  • Plastic Molding
  • Semiconductor

Get Started

Let's talk about your project. Our experts are here for you!

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