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High-Precision CNC Induction Heating Pipe Bending Machine for Petrochemical Suppliers & Factory in China
Product Description
Automatic Fast Heating Induction Bending Tube/Pipe Bender is a high-precision, efficient, and intelligent pipe processing equipment, specially designed for bending metal pipes of various materials and specifications. Adopting advanced numerical control technology and induction heating principle, it breaks through the limitations of traditional bending methods, realizing precise forming of pipes with minimal deformation, and is widely used in petroleum, chemical, aerospace, shipbuilding, power engineering, and other key industries.
Feature Highlights
| Feature | Petrochemical-Specific Benefit |
|---|---|
| High-Frequency Induction Heating | Precise, localized heating (800–1100°C) eliminates overheating risks in heat-affected zones (HAZ), critical for maintaining material integrity in high-pressure piping. |
| Full CNC Control System | Siemens PLC + touchscreen control ensures ±0.1° bend angle accuracy and consistent wall thickness reduction (≤12%) across carbon steel, stainless steel, duplex, and Inconel alloys. |
| Large Diameter & Thick-Wall Capability | Processes pipes up to DN1600 (63") OD and 120mm wall thickness, supporting full-size API 5L grade pipes for high-pressure process lines. |
| Advanced Ovality & Radius Control | Real-time temperature monitoring and servo-driven feed systems maintain ovality ≤1.5% for 3D/5D/7D bends, meeting ASME B31.3 specifications for leak-tight joints. |
| Water-Cooled Inductor & Cooling System | Dual-circuit cooling prevents material grain growth and scaling, ensuring mechanical properties remain intact for harsh refinery environments. |
| Heavy-Duty Hydraulic Push System | 100-ton+ push force for smooth, uniform pipe feeding, minimizing material stress and ensuring bend consistency in long production runs. |
Bending Capacity
✓
Pipe type: SS pipe, alloy steel pipe, carbon steel pipe, Titanium pipe
✓
Pipe Diameter: 57mm-1420mm
✓
Pipe wall thickness: 5-120mm
✓
Bending radius: 2D-5D, support customized 1.5D or over 6D
✓
Bending speed: 1-100mm/min
Bending Process
Technical Parameters
| Model | Pipe dia (mm) | Wall Thickness (mm) | Max Thrust (T) | Radius | Angle (°) | Bending Speed (mm/min) | Heating Power (KW) |
|---|---|---|---|---|---|---|---|
| WGYC-219 | 76-219 | 18/28/40 | 60 | ＞1.5D | 0-180 | 0.3-4 | 160 |
| WGYC-325 | 76-325 | 18/28/40 | 70 | ＞2.5D | 0-180 | 0.25-3 | 200 |
| WGYC-426 | 108-426 | 18/28/40 | 100 | ＞3D | 0-180 | 0.25-3 | 250 |
| WGYC-530 | 159-529 | 18/28/40 | 120 | ＞3D | 0-180 | 0.2-3 | 300 |
| WGYC-630 | 159-630 | 18/28/40 | 160 | ＞3D | 0-180 | 0.2-3 | 400 |
| WGYC-720 | 219-720 | 18/28/40 | 180 | ＞3D | 0-180 | 0.15-2.5 | 500 |
| WGYC-830 | 219-830 | 18/28/40 | 220 | ＞3D | 0-180 | 0.15-2.5 | 550 |
| WGYC-1020 | 426-1020 | 18/28/40 | 260 | ＞3D | 0-180 | 0.15-2.5 | 600 |
| WGYC-1220 | 529-1220 | 18/28/40 | 300 | ＞3D | 0-180 | 0.15-2.5 | 700 |
| WGYC-1420 | 630-1420 | 18/28/40 | 350 | ＞3D | 0-180 | 0.15-2.5 | 800 |
Industrial Applications
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Refinery Process Piping: High-temperature, high-pressure elbows and bends for crude oil processing units.
◈
Oil & Gas Transmission Pipelines: 3D/5D bends for long-distance API 5L grade pipes.
◈
Chemical Plant Process Lines: Corrosion-resistant alloy bends for corrosive fluid handling.
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Offshore & Subsea Projects: Duplex steel bends for deep-sea risers and flowlines.
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Power Generation Facilities: Boiler and steam turbine piping systems.
Frequently Asked Questions
Q1: What types of pipe materials can this induction bending machine handle?
The machine is designed to process a wide range of materials including stainless steel (SS), alloy steel, carbon steel, and titanium pipes, ensuring versatility for different industrial needs.
Q2: What is the maximum pipe diameter and wall thickness capability?
Our equipment can handle pipe diameters from 57mm up to 1420mm (63") and wall thicknesses ranging from 5mm to 120mm, covering full-size API 5L grade pipes.
Q3: How does induction heating benefit the bending process compared to cold bending?
Induction heating provides precise, localized heat (800–1100°C), which reduces material stress, maintains structural integrity, and ensures minimal wall thinning and ovality deformation.
Q4: Can the machine produce custom bending radii?
Yes. While standard radii are 2D-5D, we support customized requirements for tight 1.5D bends or large radii over 6D, controlled via our advanced CNC system.
Q5: Is the machine compliant with international standards like ASME?
Absolutely. Our CNC induction benders are designed to meet ASME B31.3 and API specifications, ensuring the resulting bends are suitable for high-pressure and leak-tight applications.
Q6: What control system does the machine use for accuracy?
The machine utilizes a full CNC control system featuring Siemens PLC and a touchscreen interface, achieving a bend angle accuracy of ±0.1°.