Product Description
The mill is intended for manufacturing of round pipe of Φ50mm-Φ114mm with thickness of 2.0mm–5.0mm 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 Φ50mm-Φ114mm with thickness of 2.0mm–5.0mm 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: hot rolled coil or cold rolled coil slitted in suitable width, Q195, Q235;
Supplied coil width |
: Min.160mm, Max.360mm |
Supplied coil thickness |
: Min.2.0mm, Max.5.0mm |
Supplied coil outside DIA. |
: Φ1200mm- Φ1800mm |
Supplied coil inside DIA. |
: Φ508mm-Φ610mm |
Supplied coil weight |
: Max. 8.0 tons |
3. The technical flow of the production line
{SteelTape}→→ Single-arbor 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 section →→Flying saw→→Rollout conveyor→→ Straightening Machine→→pipe end facing & chamfering→→Hydro Tester →→Packing box
4. Products:
Carbon steel tube as per customer’s request:
: Min. Φ50mm, Max. Φ114mm |
|
Round Tube Thickness |
: Min.2.0mm, Max.5.0mm |
Square Tube |
: Min.40X40mm, Max.90X90mm |
Rectangle Tube |
: Min.30X50mm, Max.60X120mm |
Sq & Rect. Tube Thickness |
: Min.2.0mm, Max.4.0mm |
Pipe Length |
: 6.0-9.0m |
Length Tolerance |
:±3.0mm |
5. Line Speed : 30-70m/min
6. Power Source
Dynamic power |
: AC380V±10%, 3phases, 50Hz±1.0% |
Control Power |
: AC24V±10%, one phase, 50Hz±1.0% |
7. Cooling water
Reservoir for High Frequency equipment |
: 30m3, 1 set |
Reservoir for circulating cooling water |
: 30m3, 1 set |
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