Product Description
The mill is intended for manufacturing of round pipe of Φ20mm-Φ63mm with thickness of 1.0mm–3.5mm from cold-rolled and hot-rolled coil strip by means of unclosed tubular blank with its subsequent welding into tube, edge heating by means of solid state high-frequency welder, longitudinal seam welding in rolls of tube welding machine, cooling, further sizing or shaping and on-stream cutting of endless tube in measured lengths.
Specifications
1. Summary
The mill is intended for manufacturing of round pipe of Φ20mm-Φ63mm with thickness of 1.0mm–3.5mm from cold-rolled and hot-rolled coil strip by means of unclosed tubular blank with its subsequent welding into tube, edge heating by means of solid state high-frequency welder, longitudinal seam welding in rolls of tube welding machine, cooling, further sizing or shaping and on-stream cutting of endless tube in measured lengths.
2. Raw material is Galvanized steel;
Supplied coil width |
: Min.60mm, Max.200mm |
Supplied coil thickness |
: Min.1.0mm, Max.3.5mm |
Supplied coil outside DIA. |
: Max. Φ1800mm |
Supplied coil inside DIA. |
: Φ508mm-Φ610mm |
Supplied coil weight |
: Max.3.0 tons |
3. The technical flow of the production line
{SteelTape}→→ Double-head un-coiler →→Strip-head Cutter and welder→→
Spiral Accumulator→→Forming section (Flattening unit +Main driving unit +Forming unit +Guide unit +High frequency induction welding unit +squeeze roller) + De-burr frame→→Cooling unit →→ Sizing unit and straightener →→Cold saw →→ Run out table
4. Products:
Carbon steel tube as per customer’s request:
: Min. Φ20mm, Max. Φ63.5mm |
|
Round Tube Thickness |
: Min.1.0mm, Max.3.5mm |
Square Tube |
: Min.15X15mm, Max.50X50mm |
Rectangle Tube |
: Min.10X20mm, Max.40X60mm |
Sq & Rect. Tube Thickness |
: Min.1.0mm, Max.3.0mm |
Pipe Length |
: 6.0m |
Length Tolerance |
: 0-6mm |
5. Line Speed : 20-90m/min
6. Power Source
Dynamic power |
: AC380V±10%, 3phases, 50Hz±1.0% |
Control Power |
: AC220V±10%, one phase, 50 Hz±1.0% |
7. Cooling water
Reservoir for High Frequency equipment |
: 20m3, 1 set |
Reservoir for circulating cooling water |
: 20m3, 1 set |
8. Compressed air
Pressure |
: 0.8Mpa |
Flow |
: 1.5m3/h |
9. Size of the whole line : appro. 60X7m
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