Speed 0-80m/min Fully Automatic Cold Bend 30x50mm ERW Welded Pipe Mill Machine
Product Specifications
| Attribute |
Value |
| Running Speed |
2-6mm |
| Rectangular Hollow Section Steel |
30x50-100x140mm |
| Square Hollow Section Steel |
30x30-120x120mm |
| Opening Cold Bend Steel |
Height Max 50mm; Width Max 150mm |
| Welding Type |
High Frequency Welding |
| Speed |
0-80m/min |
Product Overview
This automatic square and rectangular tube mill line combines our LW series unit with FF forming technology to meet international market requirements.
Key Features
- Rapid roller adjustment minimizes changeover time between products
- Combined mold system reduces roller costs by over 90%
- Motorized automatic adjustment reduces labor requirements and costs
- Simple operation with automated size/thickness input
- Extended equipment service life through reduced tool damage
- Composite roll structure reduces wear with point contact design
- Capable of producing various opening cold bend steel profiles
Production Range
| Type |
Specification (mm) |
Thickness (mm) |
Standard |
Material |
| Square Hollow Section |
30x30-120x120 |
2.0-6.0 |
DIN59411 GB6728-2002 |
Q195-Q345 |
| Rectangular Hollow Section |
30x50-100x140 |
2.0-6.0 |
- |
- |
| Opening Cold Bend Steel |
Height Max 50; Width Max 150 |
2.0-6.0 |
- |
- |
Machine Components
Single Mandrel Hydraulic Decoiler
Features hydraulic expansion, hydraulic brake, and can handle coils up to 8T.
Specifications:
OD of coil: Φ1000-2000mm
ID of coil: Φ520-610mm
Width of strip: 100-480mm
Thickness of strip: 2.0-6.0mm
End Straightener
Guides new coil steel head into the flattener unit with 1.5KW electric motor power.
Flattener
Prepares strip steel for cutting and welding with hydraulic adjustment system.
Technical Parameters:
Roll Diameter: Φ180 (pressing), Φ120 (flattener)
Velocity: 11m/min
Width: 100-480mm
Thickness: 2.0-6.0mm
Motor Power: 22KW
Automatic Cutting & Welding Machine
Connects strips with hydraulic cutting and automatic welding.
| Strip Width |
Welding Thickness |
Cutting Type |
Welding Mode |
| 100-480mm |
2.0-6.0mm |
Hydraulic |
Automatic |
Horizontal Spiral Accumulator
Storage system with maximum carry velocity of 120m/min.
Parameters:
Thickness: 2.0-6.0mm
Width: 100-480mm
Motor Power: 45KW (carry), 90KW (accumulator)
Forming & Sizing Mill
Comprehensive system with multiple roll stands for precise forming.
Cold Saw
Precision cutting system with servo motor control.
| Parameter |
Value |
| Pipe Size |
30x30-120x120mm, 30x50-100-140mm |
| Wall Thickness |
2.0-6.0mm |
| Cutting Length |
4~12m |
| Accuracy |
0-3mm |
| Cutting Speed |
Max. 60m/min |
Rollers
Material: Cr12Mo1Vi1 - High strength with excellent abrasion resistance.
Manufacturer Information
Hebei Tengtian Welded Pipe Equipment Manufacturing Co., Ltd specializes in high-frequency welded pipe equipment with exports to multiple countries including South Korea, Vietnam, and South Africa.
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