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- Export procurement and project supply
- Fabrication, construction, and industrial processing
- Warehouse distribution and specification-based sourcing
Product family
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Overview
Description Tubing is a relatively small-diameter pipe that is run into a well to serve as a conduit for the passage of oil and gas to the field surface facilities for processing. Tubing must be adequately strong to resist loads and deformations associated with production and workovers. Further, tubing must be sized to support the expected rates of production of oil and gas. Sizes and Materials Tubing pipes are manufactured in seamless and welded execution, in the size range of 1.050 to 5 1/2 inches (consult this article to see the AP5CT tubing pipes sizes) and in the following material grades: H-40, J-55, K-55, N-80, L-80, C-90, T-95, P-110, Q-125 End Connections The main types of connections for tubing pipes are NUE (non-upset), EUE (external upset) and premium. Corrosion resistance under sour service conditions is a very important OCTG characteristic, especially for casing and tubing. More casing pipes and their colors Specification Oil Tubing Range 1 Range 2 Range 3 6.10~7.32 8.53~9.75 11.58~12.80 Label D Outside diameter mm Wall thickness mm C type of end-finish 1 2 NU T&C EU T&C IJ H40 J55 L80 N80 C90 T95 P110 1.9 2.75 2.9 4 48.26 3.68 PNUI PNUI PNUI PNUI PNUI PNUI 3.65 3.73
Confirm pipe or fitting standard, grade, OD, wall thickness, length, and end finish before quotation.
Share quantity, destination port, packing method, pressure or structural use, and inspection requirements.
Clarify whether coating, threading, beveling, marking, or bundled mixed-size shipment is needed.
Full specifications
| Property | Value |
|---|---|
| Standard | API 5CT or project-specified tubing standard |
| Product form | Oilfield tubing |
| Size confirmation | OD, wall thickness, length, grade, and thread type to be confirmed |
| End finish | BTC, EUE, NUE, or plain end as required |
| Inspection | Mill certificate, hydrostatic test, and marking requirements to be confirmed |
| 1 | 2 |
Export seaworthy packing with bundle labels and loading support.
Mill certificate, inspection support, and shipment documentation can be coordinated before loading.
FAQ
Please confirm grade or standard, size, quantity, destination port, packing method, and required inspection documents before requesting a quotation for API Tubing.
Yes. Mill test certificates, packing lists, commercial documents, and optional third-party inspection can be coordinated before shipment.
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