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High Quality Steel Longitudinal Welded Pipe Unit ( 219mm- 630mm) Spiral Weld Seam Pipe Machine Uni: coil the cylindrical pipe body of the strip steel, which is welded by automatic welding equipment. The forming angle is calculated based on the strip steel width, thick wall, and pipe diameter to ...

D1620mm Screw Welding Unit Automatic Spiral Welded Tube Machine Oil Mill: lines such as water and steam. They are used in petrochemical, thermal pipelines, building structures, and other engineering projects. The spiral welded pipe unit is divided into two modes: ...

Gas Transport Fluid Pipe D1620mm Screw Welding Unit: lines such as water and steam. They are used in petrochemical, thermal pipelines, building structures, and other engineering projects. The spiral welded pipe unit is divided into two modes: ...

Spiral Welded Pipe Making Machine Steel Pipe Mill Machine Longitudinal Cutting Production Line: lines such as water and steam. They are used in petrochemical, thermal pipelines, building structures, and other engineering projects. The spiral welded pipe unit is divided into two modes: ...

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High Quality Steel Longitudinal Welded Pipe Unit ( 219mm- 630mm) Spiral Weld Seam Pipe Machine Uni