LSAW Steel Pipe PSL2 Large Diameter Pipe For Main Transmission Lines

LSAW Steel Pipe PSL2 Large Diameter Pipe for Main Transmission Lines

This LSAW steel pipe is engineered for large-scale, high-capacity transmission lines, delivering unparalleled strength and reliability in demanding energy infrastructure. Its large diameter is ideal for main oil, gas, and water transmission pipelines, ensuring maximum flow efficiency and long-distance performance. Manufactured with precision longitudinal welding, it offers exceptional pressure integrity and resistance to external stresses. Built for durability in tough environments, including offshore and cross-country projects, this pipe provides a robust, long-lasting solution for critical transmission networks.

1. Welding Process
Spiral Submerged Arc Welding (SSAW)

2. Forming:
Progressive forming rolls create the uniform spiral shape.

3. OD: 60.3~3048 mm

4. WT: 5~120 mm

5. Coating & Linings:

Fusion Bonded Epoxy (FBE)

3-Layer Polyethylene (3LPE)

6. Steel Grades:
Conforms to AP I 5L standards, including Grade B, X42, X52, X60, X65, X70, and higher

7. Key Applications & Uses

Marine Drilling-Used as Marine Drilling Risers, Conductor Casing, and high-pressure flow lines on offshore drilling platforms.

Offshore Pipelines-Subsea transmission pipelines for crude oil, natural gas, and produced water.

Structural Applications-Piling, jacket legs, and other structural members for offshore fixed platforms.

Water Injection Lines-For secondary oil recovery projects.

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