Complete Spiral Welded Pipe Production Line

DescriptionThis 1200mm×12mm (B=1500/1050mm) front swing type spiral welded pipe roll forming machine is designed and manufactured by our high-tech institute with advanced national and international technology. It has been found to completely meet with the API-5L, GB9711.1～1997, ASTM&BSI standards by advanced design, reliable performance, light weight and economical investment.Our customers can use the welded pipe production line to make all kinds of pipes for transporting and structuring.

Application1. Gas transporting steel pipes2. Low pressure fluid transporting steel pipes, city gas transporting, water supply and drainage pipes3. Steel pipes in city heat supply network and power plant, city building and industrial structure pipes4. Others

Technical performance and data:

Raw Material Data
Coil Outer Dia	Φ1000~2000mm
Inner Dia	Φ610~760mm
	700~1500mm or 600~1050mm (Below is just for examples)
Thickness	8~12mm
Material	SS400 normal carbon steel and low alloy steel
Crescent	≤10/10000mm
Turriform	＜30mm
	15/10t
Final Steel Pipes Data
Pipe Outer Dia	Φ800~1200mm
Wall Thickness	8~12mm
Length	10~25 m
Spiral Swing Angle	45~78º
Spiral Mill Data
Mode or Type Data Unit Mode: Frontal swinging, center positioning Forming Way: Three-roll bending, four-row outside control roll sizing
Welding	Double-side sub-merged arc automaticwelding
Inside Welder	Single-wire,DC-1500 Welding
Outside Welder	Single-wire,DC-1500 Welding
Welding Speed
Feeding Speed
Annual Output	10,000-30,000tons per year
Pressed Air Source
Plant Area(advanced by ours) 168m×24m×2 plant	See the advance layout by ours,all the final sizes and layout should be confirmed after measuringand base on your plant sizes and flows.
Electric Power	AC380V,50HZ (can be adjusted as per customer requirement)
Control Power	AC220V,50HZ
Total PowerOf The Mill	~400KW

Process:Uncoiling→pinching & leveling→electric vertical rolling→hydraulic cutting & butt-welding→electric vertical rolling→edge milling→surface cleaning→manual vertical rolling→main feeding & delivery→pre-bending & guiding→forming→inside welding→outside welding→plasma cutting→pulling out→finished product inspection→collecting

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