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COMPLETE SPIRAL PIPE MILL FOR PIPES UP TO 3600MM

WRD Advantages

Advanced Technology：

It adopts up forming method with simple design, both outer and inner welding adopts double wires automatic welding.
Wide range of production：

One production line can achieve to product various sizes.
Simple Operation：

The electrical control system adopts Siemens PLC，VVVF system and digital display system for easier operation.
Customization：

Can be customized according to site space factors, raw materials, energy situation, product quality market demand and capacity control requirements.

WSAW630 Spiral Pipe Mill in China

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SSAW mill line used for making Grade A, B, ～X80 steel coil with thickness 5.0mm to 25.4mm, width 400mm to 2000 mm into Spiral welding pipe with outer diameter from 219 mm to 3600mm through uncoiling, leveling, edge milling, forming and welding. The processing can satisfy producing spiral pipes according to standard API-5L, ASTM A53，GB/T9711-2011.
The forming adopts three-roll operated forming, both outer and inner welding adopts double wires automatic welding, plasma pipe cutting. The electrical control system adopts Siemens PLC，VVVF system and digital display system which are simple operation, convenient maintenance and high reliability.

Left feed-in, right spiral, center positioning, Intermittent production of front pendulum. The forming adopts three-roll control forming, both outer and inner welding adopts double double wire automatic welding, plasma pipe cutting.

Item Model	WSAW529	WSAW630	WSAW820	WSAW1220	WSAW1820	WSAW2520	WSAW3020
Pipe Diameter (mm)	Φ219~529	Φ219~630	Φ219~820	Φ219~1220	Φ508~1820	Φ508~2520	Φ508~3020
Thickness (mm)	5.0~10.0	5.0~10.0	6.0~12.7	6.0~16.0	6.0~20.0	6.0~25.4	8.0~25.4
Coil Width (mm)	400~1200	400~1200	400~1200	600~1500	750~2000	780~2000	780~2000
Forming angle (°)	40~66	40~66	40~70	40~72	40~76	40~76	40~76
Raw material	Low carbon steel and alloy steel of σb≤580Mpa,σs≤400Mpa, J55,K55,X52,X60,X70,N80