ProHeat HF Induction Pipe Preheating System with High-Frequency Induction Heating, Non-Contact Heating, and Precise Digital Control for Pipeline Construction
Price:
USD 12800~32800 1set
MOQ:
1 set
Delivery Time:
45 days
Brand:
WINCOO
Product Description
ProHeat HF Induction Pipe Preheating System
Advanced Pipeline Welding Solution
The ProHeat HF Induction Pipe Preheating System is a state-of-the-art, high-frequency induction heating solution designed specifically for preheating and interpass temperature control of girth welds on long-distance pipelines. This system provides fast, uniform, and precisely controlled heating circumferentially around the pipe, ensuring optimal weld quality by meeting critical preheat temperature requirements as specified by welding procedure specifications (WPS).
Key Features & Benefits
- Non-Contact Heating: Induction coils do not touch the pipe surface, eliminating risks of contamination, mechanical damage, or hot spots from poor contact
- Rapid Heating: Achieves target preheat temperatures significantly faster than traditional methods, boosting productivity on the right-of-way
- Exceptional Uniformity: Delivers consistent heat distribution uniformly around the entire pipe circumference, crucial for preventing cracking and ensuring sound weld integrity
- Precise Digital Control: Advanced microprocessor-controlled power supply allows for precise temperature setting, ramping, and holding with real-time feedback from thermocouples
- High Efficiency & Energy Savings: Concentrates electromagnetic energy directly onto the pipe material, minimizing heat loss to the environment
- Portable & Rugged: Modular design with weatherproof components suitable for harsh construction site conditions
Technical Specifications
| Heating Technology | High-Frequency (HF) Electromagnetic Induction |
| Frequency Range | 10 - 50 kHz |
| Power Output Range | 50 kW to 250 kW (system dependent) |
| Pipe Diameter Range | 6" to 60" (150 mm to 1500 mm) and larger with different coils |
| Temperature Range | Ambient to 400°C (750°F) and beyond, suitable for preheat and PWHT stress relieving |
| Control System | Digital controller with touchscreen, data logging, and multiple programmable recipes |
| Cooling System | Integrated closed-loop water cooling for induction coils and power unit |
| Mobility | Mounted on skid or trailer for easy site movement |
Performance Advantages
- Reduces preheating time by up to 70% compared to resistance heating methods
- Maintains interpass temperature within ±10°C of the set point
- Improves weld quality and reduces hydrogen-induced cracking (HIC) risk
- Environmentally friendly operation with no open flames or combustion gases
Primary Applications
- Mandatory preheating of carbon steel, low-alloy steel, and high-strength pipeline girth welds (X70, X80 grade)
- Interpass temperature maintenance during welding operations
- Localized Post Weld Heat Treatment (PWHT) for stress relief
- Heating for in-service weld repairs including hot tap and line stop operations
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Get in Touch
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Company
Wincoo Engineering Co., Ltd.
Location
Jiangning District, Nanjing City,Jiangsu
Contact Person
Jackie Nie