Uncoiler → Forming → Weld → Sizing
Hydraulic uncoiler, strip accumulator, breakdown & sizing stands, HF welder and flying cut-off in one continuous line.
High-frequency welded tube, redefined
Fully automated · quick size change · touchscreen recipe control
Wide processing scope
OD 12 – 508 mm · Wall 0.3 – 12.7 mm · Round, square and rectangular sections — in one line.
CNC automation
Touchscreen recipe, automatic roll-gap setting, closed-loop weld power control via Siemens or Mitsubishi CNC.
HF welder
Solid-state oscillator 100–600 kW, contact or induction, with automatic impedance control and bead scarfing for minimal flash.
⚙️ The tube mill core
- Forming stands: TC rolls, cantilever / shaft design, quick cassette change, dual-radius pass schedule.
- HF welding: 100–600 kW solid-state oscillator, contact or induction, automatic impedance control and bead scarfing.
- Sizing & cut-off: 6 sizing stands with online seam annealing option, flying cut ±1.5 mm, auto chamfering available.
⚡ Technical specifications
Each tube mill is configured to your pipe specification — below is the standard TOKO range.
OD range12 – 508 mm (round & square / rectangular)
Wall thickness0.3 – 12.7 mm (steel / stainless)
ToleranceOD ±0.1 mm · wall ±5%
Line speedmax 120 m/min (depending on size & gauge)
Coil weightup to 30 tons
Welder power100 – 600 kW HF (contact / induction)
Drive power55 – 400 kW AC servo
Control systemSiemens 840D / Mitsubishi CNC with HMI
Roll materialD2 / high-speed steel, carbide options
CertificationCE marked, full safety compliance
Materials processed
One line, many substrates — with recipe switching for fast size and grade changeover.
Mild Steel (MS)
Hot / Cold Rolled (HR/CR)
Galvanized (GI)
Stainless 304 / 316
Aluminum
Copper
Brass
HSLA
Design focus
Built for 99% uptime, quick size change and minimal flash, with modular assemblies for simple maintenance.
- Quick roll change cassettes
- Online seam annealing option
- Dual-radius pass design
- CE / UL compliant guarding & interlocks
Applications
Wherever coil needs to become precise, repeatable tube and pipe.
- Automotive chassis & structural parts
- Furniture, scaffolding & general tubing
- Fluid pipes & HVAC components
- Solar racks & structural steel
Industries we serve
AutomotiveChassis & structure
FurnitureTube frames
ScaffoldingStructural tube
Fluid PipesWater & gas
HVACDucting & coils
Solar & EnergyRacks & frames
Rail & TransportStructural tube
General EngineeringPrecision tubing
Why manufacturers choose TOKO
01
In-house engineering
Roll forming, HF welding, CNC control and mechanical design are all done under one roof — so customisation is fast and accountability is clear.
02
Full-line responsibility
Uncoiler, accumulator, forming stands, HF welder, sizing mill, cut-off and controls are supplied as one integrated, tested line.
03
Global commissioning
Installation, operator training and remote diagnostics delivered by TOKO engineers in 40+ countries.
Our TOKO tube mill produces 2000 tonnes/month of SS tubes with perfect bead control. Service is top-notch.
Certifications & quality
ISO 9001:2015
CE Marked
TÜV Inspected
SGS Verified
Frequently asked questions
What tube sizes can the TOKO tube mill produce?
Outside diameter from 12 mm up to 508 mm (round, square, rectangular), wall thickness 0.3 to 12.7 mm, with OD tolerance ±0.1 mm and wall tolerance ±5%.
What materials can be processed?
Carbon steel, high-strength low-alloy (HSLA), stainless steel 304/316, aluminum, copper and brass.
What type of welding is used?
High-frequency (HF) contact or induction welding with a solid-state oscillator, power range 100–600 kW, with automatic impedance control and bead scarfing.
What control system is used?
Siemens 840D or Mitsubishi CNC with touchscreen HMI, recipe storage, automatic roll gap adjustment, and remote diagnostics.
Do you offer customised solutions?
Yes. We tailor OD range, wall thickness, line speed, HF welder power and automation level to your production requirements, and supply layout drawings before manufacturing begins.
Talk to a tube mill engineer
Send us your tube data and we will return a line configuration, layout drawing and budget price — usually within 24 hours.
+86 510 8359 7138
📦 Custom service covers tube dimensions, material grades, HF welder power, automation level and financing options.