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used ERW tube mill
Φ165-Φ235mm ERW tubemill
Stock No.: 425, it is written on September 28, 2022- product description
- Technical Parameters
1 Technical performance
1.1 coil thickness: 4-8mm
Coil width: 510-850mm
Material: API X60
Coil ID: Φ500-Φ550mm
Coil OD: Φ1800mm (max.)
Coil weight: max. 10 ton
1.2 product
Tube OD: Φ165-Φ235mm
Wall thickness: 4-8mm
Tube length: 6-50mm
1.3 Production mode
Forming method: roller pair forming method
Welding method: High Frequency welding
1.4 forming speed: 10-30m/min
2. Process flow of unit
Uncoiler-- coil opener and straightener--shear welder-- spiral horizontal accumulator—forming—welding--cooling—sizing—cut to length
3. Introduction to main equipment
3.1 Uncoiler
Technical parameter
Coil width: 510-850mm
Coil thickness: 4-8mm
Material: API X60
Coil OD: Φ1800mm (Max.)
Coil ID: Φ500-Φ550mm
Coil weight: max. 10 ton
Double cone head hydraulic alignment, coil car and coil preparation are adopted. The coil car is lifted hydraulically, and the cone head is driven by the motor and reducer to uncoil actively.
3.2 coil opener
The hydraulic swinging blade head is adopted, and the upper pressure roller is used for active uncoiling
3.3 pinch leveler
Technical parameter
Coil thickness: 4-8mm
Coil width: 510-850mm
Material: API X60
Leveling roll ( upper 2, lower 3) drives, hydraulic press down
3.4 shear welder
Technical parameter
Coil thickness: 4-10mm
Coil width: 510-850mm
Material: API X60
The hydraulic upper shear shears the coil head and coil tail, and is equipped with a collecting groove for the coil head and coil tail. The shear welder butt joint coil head and coil tail, hydraulic lifting butt welding table.
3.5 pinch machine
Technical parameter
Coil thickness: 4-8mm
Coil width: 510-850mm
Motor: DC 90KW
3.6 spiral horizontal accumulator
Coil thickness: 4-8mm
Coil width: 510-850mm
Material: API X60
Motor power: DC 90KW
Capacity: 300-400m
Speed: 20-100 m/min (adjustable)
3.7 pinch machine
Motor power: DC75KW
Coil width: 510-850mm
Coil thickness: 4-8mm
3.8 forming machine
Tube OD: Φ165-Φ235mm
Wall thickness: 4-8mm
Material: API X60
Roll forming method
Rough forming: 7 horizontal roll, motor power: DC 132KW, 8 vertical roll
Fine forming: 3 stands 4 roll forming, motor power: DC 132KW
3.9 welding device
Tube OD: Φ165-Φ235mm
Coil thickness: 4-8mm
Welding method: high frequency welding
Welding speed: 10-30m/min
5-roll pressing welding device, the mechanism is reasonably set, easy to adjust and disassemble
3.10 External burr removal device
3.10.1 Two sets of scraper bases outside the weld bead, with chip breaking roll
3.10.2 One set of grinding roll base
3.11 sizing machine
4 roll sizing, 4 stands, motor power: DC 160KW, vertical roll 1 set
3.12 Turk Head
3.12.1 Consists of 2 Turk head stands
3.12.2 Each straightening head is equipped with 4 passive rollers, which can be adjusted manually
3.12.3 The straightening head can rotate, translate and lift as a whole
3.13 flying saw
Tube OD: Φ165-Φ235mm
Wall thickness: 4-10mm
Material: X60
Swing arm type, circular sawing type
3.14 hydraulic system
The system pressure meets the operating requirements, and high-quality hydraulic components are selected
3.15 electric control system
3.15.1 PLC control
3.15.2 The DC motor adopts the full digital speed regulation system, and the governor adopts the products of Siemens or EUROTHERM
3.16 scope of supply
No. | Name | qty | Weight (ton) |
1 | Coil car | 1 | 3.5 |
2 | Uncoiler | 1 | 5.1 |
3 | Pinch leveler | 1 | 6.3 |
4 | Shear welder | 1 | 12.67 |
5 | Spiral horizontal accumulator | 1 | 71.4 |
6 | Forming machine | 1 | 121.67 |
7 | Sizing machine | 1 | 63.3 |
8 | HF Welding machine 600Kw | 1 | |
9 | Flying saw | 1 | |
10 | Electric control system | 1 | |
11 | End facing machine | 1 | |
12 | Hydro-tester | 2 |
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