426 Small-Diameter Spiral Welded Pipe Mill Automated Production Line in Liaoning,China
12 May,2026
Recently, the automated production line for Liaoning’s 426 small-diameter spiral welded pipe unit—designed and manufactured by Taiyuan Huaye Heavy Industry—is operating steadily at the customer’s site. From equipment fabrication and installation to commissioning and formal production launch, the entire process was closely supervised by Huaye’s technical team, with the line delivering excellent performance and ensuring stable, reliable operation.
Device Parameters:
Board width: 350 – 750 mm
Pipe diameter: 219 – 426 mm
Wall thickness: 3–8 mm
Pipe length: 8–12 m
This 426 small-diameter spiral welded pipe production line is equipped with an automated control system, offering high production efficiency, stable forming, and reliable weld quality, thereby meeting the demands of continuous production for a wide range of pipe specifications. The entire production line integrates multiple processes, including coil uncoiling, forming, welding, and pipe cutting, achieving full automation and intelligent operation, which effectively enhances both customer productivity and product quality.
As a company specializing in the R&D and manufacturing of spiral welded pipe equipment, Huaye Heavy Industry boasts extensive project experience and mature technical solutions in both small‑diameter and large‑diameter spiral welded pipe production lines. Over the years, the company has consistently provided domestic and international customers with complete spiral welded pipe production lines, hydraulic presses, end‑face chamfering machines, and other equipment, along with comprehensive after-sales service.
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