Name: Big Size Tube Mill Line
Brand: Hangzhou Roll Forming Technology Co.,Ltd

Main Technical Parameters of Big Size Tube Mill Line (For reference only, will be as requests)

A: Suitable strip coils

1. Suitable material: Carbon steel coil;

Alloy Steel Coil; API5L X42-X80

(For reference only, will be as requests)

2. Suitable strip width range: 280mm-2261mm

3. Wall Thickness: 2.0mm-22mm

B. Finished products

1.Pipe O. D. φ89mm-φ720mm

2.Thickness: 2.0mm-22mm

3.Square tube: 70mmx70mm-600mmx600mm, thickness: 2.0mm-22mm

Length: 6m-12m

Length tolerance:+/-3mm

C. Equipment data (for reference only)

Production speed: 20-50m/min

Direction: Left to right or right to left from operator's side(as requests by customer)

Capacity: 35,000 ton/year-180, 000 ton/year

Electricity input power: 280kW-1400kW

Foundation: 100m–400m (length) x 9m-40m (width)

Weight: About 30ton–300ton.

Operator: 6-8 people (as size requests)

Technical parameters of Big Size Tube Mill Line

Model	Round pipe	Square pipe	Thickness	Speed
Model	mm	mm	mm	m/min
RFT-219	Ф89-Ф219	70x70-170x170	2.0-8.0	50
RFT-273	Ф114-Ф273	90x90-210x210	3.0-10.0	45
RFT-325	Ф140-Ф325	110x110-250x250	4.0-12.7	40
RFT-377	Ф165-Ф377	130x130-280x280	4.0-14.0	35
RFT-406	Ф219-Ф406	170x170-330x330	6.0-16.0	30
RFT-508	Ф273-Ф508	210x210-400x400	6.0-18.0	25
RFT-660	Ф325-Ф660	250x250-500x500	6.0-20.0	20
RFT-720	Ф355-Ф720	300x300-600x600	6.0-22.0	20

Layout Drawing of Big Size Tube Mill Line

Working flow of Big Size Tube Mill Line

The general working flow of big size tube mill line is shown as follows: Decoiling - Shear and butt welding - Accumulator - Roll forming - High-frequency ERW - Removing burrs - Cooling - Sizing - Flying saw

Working Flow of Tube Mill Line

Applications of Big Size Tube Mill Line

You can easily find the existence of big-size tubes as piling pipes for bridges. Normally, the big-size tubes can function as piers, roads, buildings, and other structures tubes.

Big Size Tube Mill Line

Finished Big Size Tubes

Big Size Tube Mill Line

Specifications of Big Size Tube Mill Line

Machine Condition	Fully New, A-Grade quality
Size	As requests
Power Supply	220V/380V/415V/460V/480V, 50/60Hz, 3P (as requests)
Equipment Weight	About 30ton-300ton
Dimension	40m–400m (length) x 3.8m-40m (width)
LOADING SIZE	Normally need 4-30 x 40' containers
Equipment Color	normally Blue/Green/White, or as requests
Place of Origin	Zhejiang, China (Mainland)
Packing	Standard and careful export packing

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