Heat Exchanger Design Services
We support heat exchanger development through mechanical design, detailing, validation and manufacturing-ready documentation – built for reliable performance and efficient fabrication.

End-to-end Heat Exchanger design & detailing support
Developing a heat exchanger requires more than meeting thermal performance targets. Pressure drop, mechanical integrity, material selection, manufacturability, maintainability, and operating conditions must all be considered throughout the design process.
Sedin Engineering provides end-to-end heat exchanger design and detailing support for OEMs, equipment manufacturers, and industrial companies across sectors like chemical processing, power generation, HVAC, refrigeration, food processing, and manufacturing. Our engineers support thermal design, mechanical design, detailing, and manufacturing documentation to help move projects from concept through production.
Our team also supports design validation, engineering modifications, equipment upgrades, and performance improvement initiatives throughout the product lifecycle.
We perform thermal sizing, heat duty calculations, pressure drop analysis, and thermal performance evaluations to help ensure the heat exchanger meets process requirements while balancing efficiency, reliability, and operating costs.
- Thermal sizing and rating
- Heat duty calculations
- Pressure drop analysis
- Thermal performance optimization

Heat Exchanger redesign and optimization
Not every project requires a heat exchanger to be designed from scratch. In many cases, modifying or optimizing an existing design can be a more practical and cost-effective way to improve performance, increase capacity, extend equipment life, or address operational challenges.
Sedin Engineering supports heat exchanger redesign and optimization projects ranging from minor design modifications to complete performance upgrades. Our engineers evaluate thermal, mechanical, and operational requirements to identify opportunities for improvement while minimizing disruption to existing systems.
Common reasons for heat exchanger redesign
Insufficient thermal performance
Increased production or process capacity requirements
- Excessive pressure drop
- Fouling and maintenance issues
- Corrosion or material degradation
- Equipment obsolescence
- Changes in process conditions
- Manufacturing or installation constraints
How we support heat exchanger redesign projects
- Thermal performance evaluation
- Capacity enhancement studies
- Material upgrades
- Mechanical modifications
- Design validation
- Reverse engineering of existing equipment
- Updated manufacturing drawings and documentation
Heat Exchanger types we support
Our engineers support the design, redesign, and detailing of a wide range of heat transfer equipment used across industrial and process applications. Our experience includes both standard and custom heat exchanger designs developed to meet specific thermal, mechanical, manufacturing, and operating requirements.
Shell-and-tube heat exchangers
Designed for demanding applications involving high pressures, temperatures and flow rates across industries like chemical processing, power generation, oil and gas, etc.
Plate heat exchangers
Used where high heat transfer efficiency, compact installation requirements and ease of maintenance are important considerations.
Air-cooled heat exchangers
Suitable for applications where water availability is limited or process cooling must be achieved using ambient air.
Double-pipe (coaxial) heat exchangers
Best for lower-capacity applications requiring a simple and cost-effective heat transfer solution.
Condensers and evaporators
Designed for refrigeration, HVAC, power generation, and process industry applications.
Boilers and heat recovery equipment
Used for steam generation, waste heat recovery, and thermal energy management applications.
Why manufacturers choose Sedin Engineering
Manufacturers choose Sedin Engineering for heat exchanger design services because we combine thermal design, mechanical design, engineering analysis, and manufacturing documentation within a single engineering team. This helps streamline development, reduce coordination effort, and accelerate project execution.
Design and detailing under one roof
Our team supports the complete development process—from thermal and mechanical design to fabrication detailing and manufacturing documentation. Keeping these activities within a single engineering team helps reduce coordination effort, minimize rework, and maintain design intent throughout the project.
Manufacturing-focused engineering
A heat exchanger must perform reliably in service, but it must also be practical to manufacture, assemble, inspect, and maintain. Our engineers develop designs with fabrication methods, material availability, inspection requirements, and long-term serviceability in mind.
Support for new designs and redesign projects
Whether you're developing a new heat exchanger, optimizing an existing design, or upgrading equipment to meet new operating requirements, our team can provide engineering support throughout the project lifecycle.
Engineering analysis and design validation
We validate designs before fabrication to help identify potential issues early and ensure project requirements have been addressed.
Industry-standard tools and design practices
Our engineers utilize industry-recognized engineering and CAD software to support design, analysis, and documentation activities. Projects can be developed in accordance with applicable standards and customer specifications, including ASME, TEMA, API, and other project-specific requirements.
Clear, manufacturing-ready deliverables
The value of a design lies in how effectively it can be manufactured and implemented. Depending on project requirements, our team can provide thermal and mechanical design calculations, engineering reports, 3D CAD models, general arrangement drawings, fabrication drawings, assembly drawings, bills of materials (BOMs), and supporting documentation required for manufacturing and procurement.
Technologies We Use
AUTOCAD * SOLIDWORKS * INVENTOR
ASPEN HYSYS/PLUS * UNIGRAPHICS NX * PTC CREO
Industries We Serve
OIL & GAS
PETROCHEMICAL
FOOD & BEVERAGE
MANUFACTURING
POWER
WATER TREATMENT
DATA CENTERS
RENEWABLES
Industrial Standards
Case Studies
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Heat Exchanger Design Services FAQs
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