The fully welded plate heat exchanger features a corrugated plate structure similar to traditional plate heat exchangers but is sealed using advanced full-welding technology, eliminating the need for gaskets. With multiple metal and alloy material options, it can operate at temperatures up to 400°C and pressures up to 3.5 MPa. Its compact design, high heat transfer efficiency, and flexible application make it an innovative and highly efficient heat exchange solution that combines the advantages of plate heat exchangers while overcoming the limitations of shell-and-tube heat exchangers.
2. Internal Structure of Fully Welded Plate Heat Exchanger
The fully welded plate heat exchanger has a simple yet robust structure, consisting of:
Front and rear frame plates (pressure plates)
Heat exchange plate pack
Inlet and outlet connections with flanges
Fastening bolts and support components
Depending on operational requirements, a variety of metal plate materials are available, including 304, 316L, 254SMo, Hastelloy, titanium, and nickel plates.
3. Advantages of Fully Welded Plate Heat Exchangers
Compared to shell-and-tube heat exchangers, fully welded plate heat exchangers offer:
Higher heat transfer efficiency
Smaller footprint and compact design
Lighter weight and strong adaptability
Lower heat loss and cost-effectiveness
Compared to traditional gasketed plate heat exchangers, fully welded plate heat exchangers can withstand higher operating pressures while avoiding the risks and maintenance associated with gasket aging and leakage due to thermal expansion.
Parameter | Specification |
Heat Transfer Area | Customized as per requirements |
Plate Material | Stainless Steel, Titanium, Alloy Steel, etc. |
Working Pressure | Up to 40 bar (Customized options available) |
Working Temperature | -100°C to 400°C (Depending on material) |
Flow Rate | 10 - 1000 m³/h (Varies by model) |
Heat Exchange Capacity | Up to several MW |
Connection Type | Flange, Threaded, or Customized |
Application Industries | Chemical, Oil & Gas, Power, HVAC, Refrigeration |












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• 1. Uncompromising Quality
With our ISO certification and TMQ management, plus a rigorous quality check, we embody the belief that 'quality is our culture.' Partnering with us ensures that your investments are secure and your business is protected.
• 2. Empowered Team
We boast a stronger and highly professional team of technicians and a dedicated R&D department.
• 3. Innovative Design
Our new design in plate heat exchangers features vibrant color brilliance, delivering reliable performance with extensive varieties and complete specifications.
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Typically delivered in 7 working days, accepting MQQ for your testing needs.
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