1.material：Low carbon steel and low alloy steel Q235

Coil OD Φ1300-Φ2000 mm

Coil ID Φ610, Φ760 mm

Coil weight max.28 T

2.product：

Square tube: 150x150-400x400mm

Rectangular tube: 150x150-300x500mm

Round tube:Φ273-Φ508

Wall thickness: 4.0-16m （material: Q345B，wall thickness≤16mm；）     

Tube length: 6-15m

3. Welding method

Welding method: high-frequency induction (contact) heating and extrusion forming；                        

HF welder power： 1200KW

4. Capacity: 80,000-100,000 ton/year

Line speed: 10-25 m/min

Forming machine motor: 2×160KW, 1×250KW

Sizing machine motor: 2×200KW

Horizontal roller shaft diameter: Φ300/Φ280mm/Φ260mm

Vertical roller shaft diameter: Φ140mm

Forming machine: Horizontal roller 12 stands, vertical roller 5 stands, roller material: 42CrMo

Sizing machine: 4 stands, material: 42CrMo

Guiding: 1 stand

Pinch: 1 stand

Machine was made in 2017.

DFT automatic roll adjustment

1. DC driver: Parker,

2. Forming machine driven by

1) 8 stands:Z4-280-32(750/1700rpm)，DC motor: 160KW, QTY: 2

2) 3 stands:  Z4-315-22(750/1600rpm)，DC motor power:250KW,ＱTY: 1

sizing machine: Z4-315-12(750/1900rpm)，DC motor power:200KW, QTY: 2

3- Roll changing system

  Adjusted by AC motor 3kw, QTY: 4  for each stand5- Welding equipment brand: Sifang Sanyi

Scope of supply:

Coil car, uncoiler, pinch leveler, shear welder, accumulator, forming machine, HF welder, Remove external burrs, water cooling tank, sizing machine, milling cutter, run out table, molds: OD377, OD426, 150x150-400x400mm 3 sets, electric system, hydraulic system