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- 3 1/2" 3 ft Pup Joint – API 5CT Seamless Tubing with EUE Thread
Description
3-1/2" 3 ft Pup Joint – API 5CT Seamless Tubing with EUE Thread
The 3-1/2" 3 ft Pup Joint is a short-length oilfield tubing segment designed to adjust the overall length of production tubing strings and facilitate precise spacing of downhole tools. Manufactured from seamless steel tubing in compliance with API 5CT, this pup joint ensures mechanical reliability and pressure integrity equivalent to full-length joints.
Equipped with External Upset Ends (EUE), it is compatible with standard tubing connections and couplings. The 3 ft length is ideal for operations requiring fine adjustments in string height during completions, artificial lift installations, or wellhead tie-ins. Available in a range of API grades including J55, N80, L80, and P110, it is suitable for use in a variety of downhole conditions from sweet to sour and from low to high pressure.
Specifications:
– Outside Diameter: 3-1/2" (88.9 mm)
– Length: 3 ft (0.91 m)
– Weight: Approx. 9.2 to 13.3 lb/ft (varies by wall thickness and grade)
– Total Joint Weight: ~27.6 to 39.9 lb
– Grades Available: J55, N80, L80, P110
– Pipe Type: Seamless
– End Connection: EUE (External Upset End), threaded & coupled
– Thread Standard: API 5B / API 5CT
– Coupling: API EUE standard coupling included
– Material: Carbon or alloy steel as per grade
– Manufacturing Standard: API 5CT
– Traceability: Heat number and mill test certification included
– Applications: Tubing string spacing, packer alignment, wellhead tie-ins, artificial lift completions, and testing assemblies
For further specifications or to inquire about this equipment and ReflowX's logistics services, Please contact ReflowX at info@reflowx.com
General Terms
- ReflowX and the seller retain the right to evaluate and approve offers.
- Buyers should verify quantities and conditions upon delivery.
- After successful engagement, both buyer and seller manage communication for payment terms and delivery schedule.
- All parties agree to adhere to ReflowX Terms and Conditions in transactions.
- Buyers can request value-added services such as pre-purchase inspections, Expediting & Delivery Services through ReflowX. Contact us!

