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Spiral Steel Pipes/Casings For Sale Philippines

Spiral Steel Pipes

Spiral Pipes, characterized by their unique structure, are a notable innovation in the world of steel piping. These pipes are crafted using a distinctive helical welding technique that involves continuously welding a long strip of steel coil along its spiral seam. The result is a pipe with a spiral-shaped seam running along its length, giving it its distinct name and appearance.

This spiral seam provides exceptional strength and structural integrity, making spiral pipes ideal for applications requiring robust and reliable piping
solutions.

Spiral Welded Steel Pipes

Spiral welded steel pipes are a steel tubing manufactured with a helical or spiral welding process. They are applied in many areas, such as oil and gas transport, water transport, and other structural applications.

Spiral Welded Pipes Production Process

Unwinding Steel Coil: A long, continuing strip of steel is termed a hot-rolled coil that is unwound and guided to the forming section.

Forming: The strip is continuously formed into a spiral through special formation rollers.

Welding: The edges of the strip are welded using submerged arc welding (SAW) method applied from inside, outside, or both.

Inspection & Testing: The welded pipes are subjected to non-destructive testing (NDT) techniques like ultrasonic or radiographic testing to confirm the quality of the welds.

Cutting & Finishing: The pipe is cut to the required length and then passed through finishing processes, which may include end-facing and coating.

The spiral structure of these pipes not only ensures strength but also enhances their flexibility and adaptability. This design allows spiral pipes to withstand internal and external pressures while accommodating thermal expansion and contraction. The consistent spiral weld also ensures a smooth inner surface, minimizing flow resistance and turbulence in fluid or gas transmission applications.

This combination of structural integrity and smooth flow characteristics makes spiral pipes a preferred choice in various industries, including oil and gas transportation, water supply, and industrial infrastructure, where reliability and efficiency are paramount.

Diameter dn 150mm to 2500mm
Thickness 6mm to 20mm
Length 6 meters to 40 meters
MATERIAL GRADE ASTM A36 / SS400 / Q235B / Q345B / ASTM A572

Advantages of Using Spiral Pipes and Their Usage

Reduced pressure drops, enhanced airflow, and minimal air leakage, which collectively contribute to the design of smaller and more efficient air-moving equipment.
Exceptional structural integrity and strength; The continuous helical welding technique creates a robust and seamless pipe, making it highly resistant to bending, deformation, and external stresses.
Efficiency of spiral pipe production from strip steel to meet custom dimension requirements.

Common Usage of Spiral Steel Pipes

Water System

Spiral pipes prove to be an excellent choice for water systems encompassing extensive pipelines with larger diameters. Their cost-effectiveness sets them apart from alternatives such as ductile and HDPE pipes. When appropriately coated and lined, spiral pipes can even serve as a reliable option for potable water lines, combining durability and budget friendliness in water infrastructure projects.

Oil Gas

Spiral pipes are a versatile choice for oil and gas transportation due to their interlocking design, which guarantees a secure seal. This feature makes them well-suited for the demanding high-pressure and corrosive conditions commonly encountered in the oil and gas industry. Furthermore, the smooth inner surface of spiral pipes facilitates efficient oil and gas flow, reducing friction and boosting productivity. With their exceptional versatility and durability, spiral pipes stand as a dependable and optimal choice for oil and gas transportation needs.

Structural piling and the Foundation

Spirally-welded steel pipes offer valuable applications in various construction projects, including port piling foundations, bridge piling foundations, and river flood control systems. Their exceptional ability to withstand high yield stress is attributed to their remarkable yield strength, making them a reliable choice for these critical infrastructure projects.
FINISHED PRODUCT
LOADING & UNLOADING PIPES
PREVIOUS PROJECT
PRODUCT INSPECTION
MILL TEST CERTIFICATION

Spiral Welded Pipe Prices

VSteel Metal Asia’s dedicated team in the Philippines ensures service excellence and customer satisfaction, delivering high-quality steel products at competitive prices for projects nationwide.

Our Spiral Pipe prices will be available based on the current Philippine market specifically, Metro Manila, Metro Cebu, and Metro Davao. Therefore, you are assured of a fair trade from us.