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I.Brief introduction

ERW508high frequency longitudinal welded pipe production line / pipe making machine / tube forming machine is designed to produce welded pipes of 273mm-508mm in OD and 6.0mm-18.0mm in wall thickness.

The plain technical flow of the production line

Uncoiling→ Shear & butt welding→ Accumulator→ Forming → HF welding→ Removing outsaide burr → Cooling(air & water)→ Sizing→ Cutting off(flying saw)→ inspection → Packing → Warehousing

II. Basic Technical Information:

1.Specification of pipes

Pipe OD: 273mm-508mm                Thickness: 6.0mm-18.0mm

Length: 6 -12m                          Length Tolerance:      ±3mm

2.Raw Material:

Material:  Carbon steel coil   

Width: 680mm-1600mm      Thickness: 6.0mm-18.0mm

Coil ID:580-760mm

Coil OD: Max 2300mm

Coil Weight: 35t

3. Tube mill

Production Speed : 25 m/min

Production capacity:

Direction : left or right decided by customers.

Capacity : 140,000ton/year

Mill installed capacity : 1000 kw

Line Area : 300m(length) ×30m (width)       

Tube Bottom Passline (Above floor level) : 1000 mm