Heat Exchangers

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Advanced Thermal Engineering Solutions for Maximum Process Efficiency

Heat Exchangers

We design and manufacture world-class heat exchangers engineered to deliver superior thermal performance, energy optimization, operational reliability, and long service life across the most demanding industrial applications.

Our expertise encompasses high-pressure, high-temperature, cryogenic, corrosive, fouling, and severe-service environments, serving industries including Oil & Gas, Refining, Petrochemicals, Chemicals, Fertilizers, LNG, Power Generation, Hydrogen, Pharmaceuticals, Food Processing, Renewable Energy, and Industrial Manufacturing.

With advanced thermal design capabilities, precision fabrication technologies, and stringent quality assurance systems, we provide custom-engineered heat transfer solutions that maximize plant efficiency, reduce energy consumption, and enhance process reliability.

Heat Exchanger
Heat Exchanger
 Shell and Tube Heat Exchanger
Shell & Tube Heat Exchanger
 Shell and Tube Heat Exchanger
Shell & Tube Exchanger
 Carbon Steel Heat Exchanger
Carbon Steel Heat Exchanger
 SS 316L Heat Exchanger
SS 316L Heat Exchanger
 Duplex Heat Exchanger Bundle
Duplex Heat Exchanger Bundle
 Floating Head Heat Exchanger
Floating Head Heat Exchanger
 Fixed Tube Heat Exchanger Bundle
Fixed Tube Heat Exchanger Bundle
 U Tube Heat Exchanger
U Tube Heat Exchanger
 Copper U Tubes Bundle
Copper U Tubes Bundle
 Double Pipe Heat Exchanger
Double Pipe Heat Exchanger
 Twisted Tube Heat Exchanger
Twisted Tube Heat Exchanger
 Spiral Heat Exchanger
Spiral Heat Exchanger
 Compact Heat Exchanger
Compact Heat Exchanger
 Plate Heat Exchanger
Plate Heat Exchanger
 Stainless Steel Plate Heat Exchanger
SS Plate Heat Exchanger
 Plate Heat Exchanger System
PHE System with Piping
 Air Fin Cooler
Air Fin Cooler
 Forced Draft Air Fin Cooler
Forced Draft Air Fin Cooler
 H2 Air Cooler
H2 Air Cooler
 Compressed Gas Cooler
Compressed Gas Cooler
 High Pressure Compressor Gas Cooler
High Pressure Gas Cooler
 After Cooler
After Cooler
 Air and Water Cooler
Air & Water Cooler
 Inter Cooler
Inter Cooler
 Cooler for Air Compressor
Air Compressor Cooler
 Condenser
Condenser
 Evaporative Condenser
Evaporative Condenser
 Fin Type Heat Exchanger Bundle
Fin Type Heat Exchanger Bundle
 Finned Coil Heat Exchanger
Finned Coil Heat Exchanger
 Heat Exchanger Coil Bundle
Heat Exchanger Coil Bundle
 Coil for Closed Cooling Tower
Cooling Tower Coil
 Cooling Coil Bundle
Cooling Coil Bundle
 Cooling Radiators
Cooling Radiators
 Heat Exchanger for Cooling Water
Cooling Water Heat Exchanger
 Multi Stack Heat Exchanger
Multi Stack Heat Exchanger
 Multi Stage Oil and Gas Cooler
Multi Stage Oil & Gas Cooler
 Stacked Heat Exchanger
Stacked Heat Exchanger
 Tube Heat Exchanger
Tube Heat Exchanger
 Tubular Heat Exchangers
Tubular Heat Exchangers
 SS 316L Tube Bundle
SS 316L Tube Bundle
 Comprehensive Heat Exchanger
Comprehensive Heat Exchanger
 Heat Exchanger Installation
Heat Exchanger Installation
 Turbine Cooling System
Turbine Cooling System
 High Containment Cooler
High Containment Cooler
 1200 Deg Flue Gas Heat Exchanger
1200°C Flue Gas Heat Exchanger
Manufacturing Range

Comprehensive Heat Exchanger Portfolio

Shell & Tube Heat Exchangers

TEMA Type Heat Exchangers

Fixed Tube Sheet Heat Exchangers
U-Tube Heat Exchangers
Floating Head Heat Exchangers
Pull-Through Floating Head Exchangers
Packed Floating Head Exchangers
Kettle Reboilers
Double Pipe Heat Exchangers
Hairpin Heat Exchangers
Bayonet Heat Exchangers

Process Heat Exchangers

Feed Effluent Exchangers
Crude Oil Preheaters
Product Coolers
Product Heaters
Process Condensers
Process Evaporators
Feed Water Heaters
Economizers
Interchangers
Thermal Fluid Heaters

Refinery & Petrochemical Exchangers

Crude Preheat Exchangers
FCC Main Fractionator Exchangers
Reactor Effluent Coolers
Hydrocracker Feed Exchangers
Catalytic Reformer Exchangers
Amine Regenerator Reboilers
Hydrogen Service Exchangers
Sulfur Recovery Unit Exchangers

Condensers

Surface Condensers
Steam Condensers
Vacuum Condensers
Barometric Condensers
Refrigerant Condensers
Process Condensers
Air-Cooled Condensers

Reboilers

Kettle Type Reboilers
Thermosyphon Reboilers
Forced Circulation Reboilers
Once-Through Reboilers
Fired Reboiler Coils

Air-Cooled Heat Exchangers (ACHE)

Forced Draft Air Coolers
Induced Draft Air Coolers
Natural Draft Air Coolers
Fin Fan Coolers
Gas Coolers
Compressor Intercoolers
Compressor Aftercoolers

Plate Heat Exchangers

Gasketed Plate Heat Exchangers
Brazed Plate Heat Exchangers
Welded Plate Heat Exchangers
Semi-Welded Plate Heat Exchangers
Plate & Shell Heat Exchangers

Specialized Heat Exchangers

Spiral Heat Exchangers
Printed Circuit Heat Exchangers (PCHE)
Compact Heat Exchangers
Cryogenic Heat Exchangers
Plate Fin Heat Exchangers
Recuperators
Regenerators
Waste Heat Recovery Units
Technical Capabilities

Engineering Standards & Parameters

Design Standards

Manufactured in accordance with:

ASME Section VIII Div. 1
ASME Section VIII Div. 2
TEMA Standards
API Standards
HEI Standards
EN 13445
PD 5500
AD 2000
DIN Standards
BS Standards
IS Standards
Client-Specific International Standards

Thermal Design Capabilities

Process Analysis

Heat Duty Calculations
Thermal Rating Analysis
Thermal Design Optimization
Fouling Assessment
Heat Transfer Enhancement
Pressure Drop Optimization
Energy Recovery Analysis
Process Debottlenecking Studies

Mechanical Design Capabilities

Pressure Vessel Design
Tube Sheet Analysis
Expansion Joint Design
Thermal Stress Analysis
Finite Element Analysis (FEA)
Nozzle Load Analysis
Vibration Analysis
Flow-Induced Vibration Assessment
Wind & Seismic Analysis

Manufacturing Envelope

Shell Diameter
Up to 5,000 mm and above
Tube Length
Up to 20 meters and above
Tube Sheet Thickness
Up to 600 mm+
Design Pressure
Full Vacuum to 700 Bar+
Design Temperature
Cryogenic Service (-196°C) to High Temperature Service up to 1250°C
Equipment Weight
Up to 250 MT+ Single Unit
Materials of Construction

Comprehensive Material Range

Carbon Steel

Grades
ASTM A516 Gr. 60 ASTM A516 Gr. 65 ASTM A516 Gr. 70 ASTM A537 ASTM A36 IS 2062
Applications: General Process Service, Refining, Petrochemical Applications

Low Temperature Carbon Steel (LTCS)

ASTM A333 ASTM A350 LF2 ASTM A420
Applications: LNG, Cryogenic Heat Transfer Systems

Austenitic Stainless Steel

SS 304 SS 304L SS 316 SS 316L SS 317L SS 321 SS 347
Applications: Corrosive Process Fluids, Pharmaceutical Service, Food Processing

Duplex Stainless Steel

Duplex 2205 Duplex 2304
Applications: Offshore Processing, Chloride Service

Super Duplex Stainless Steel

Super Duplex 2507
Applications: Severe Corrosion Environments, Seawater Applications

Nickel-Based Alloys

Inconel 600 Inconel 625 Inconel 718 Monel 400 Hastelloy C22 Hastelloy C276 Alloy 20 Incoloy 800 Incoloy 825
Applications: High Temperature Service, Aggressive Chemical Environments

Titanium & Exotic Materials

Titanium Grade 2 Titanium Grade 7 Zirconium Tantalum Copper-Nickel Alloys Aluminum Bronze
Applications: Seawater Cooling, Desalination Plants, Extreme Corrosion Service

Clad Construction

Stainless Steel Clad Carbon Steel Duplex Clad Steel Nickel Alloy Clad Steel Explosion Bonded Clad Materials
Benefits: Corrosion Resistance, Cost Efficiency, Extended Service Life
Product Configurations

Flexible Design & Build Options

Shell Configurations

Fixed Tube Sheet

Advantages:
Economical Design
Simple Construction
Compact Configuration
Applications:
Clean Service Conditions

U-Tube Configuration

Advantages:
Thermal Expansion Accommodation
High Temperature Service
Applications:
Large Temperature Differential Processes

Floating Head Configuration

Advantages:
Easy Maintenance
Tube Bundle Removal Capability
Applications:
Fouling Service Conditions

Tube Configurations

Straight Tubes
U-Tubes
Finned Tubes
Corrugated Tubes
Enhanced Heat Transfer Tubes
Internally Grooved Tubes
Spiral Tubes

Tube Layout Patterns

Triangular Pitch
Rotated Triangular Pitch
Square Pitch
Rotated Square Pitch

Baffle Configurations

Single Segmental Baffles
Double Segmental Baffles
Triple Segmental Baffles
Helical Baffles
Disc & Doughnut Baffles
No-Tubes-In-Window Designs

Thermal Enhancement Features

High Efficiency Fins
Turbulence Promoters
Enhanced Tube Surfaces
Low Fouling Designs
Energy Recovery Systems
Comprehensive Heat Exchanger Equipment Portfolio

Complete Heat Transfer Solutions

Shell & Tube Equipment

Fixed Tube Sheet Exchangers Floating Head Exchangers U-Tube Exchangers Hairpin Exchangers Double Pipe Exchangers Kettle Reboilers Thermosyphon Reboilers

Cooling Equipment

Air Coolers Fin Fan Coolers Intercoolers Aftercoolers Gas Coolers Oil Coolers Water Coolers

Condensing Equipment

Surface Condensers Steam Condensers Process Condensers Vacuum Condensers Refrigeration Condensers

Heating Equipment

Feed Water Heaters Process Heaters Thermal Fluid Heaters Steam Heaters Product Heaters

Cryogenic Heat Transfer Equipment

Plate Fin Heat Exchangers Cold Box Exchangers LNG Heat Exchangers Air Separation Exchangers

High-Efficiency Compact Systems

Plate Heat Exchangers Plate & Shell Exchangers Spiral Heat Exchangers Printed Circuit Heat Exchangers (PCHE)
Fabrication & Manufacturing Excellence

Precision Manufacturing Technologies

Tube Sheet Manufacturing

CNC Drilling
Deep Hole Drilling
Precision Machining
Tube Hole Grooving
Tube Sheet Cladding

Tube Bundle Fabrication

Automatic Tube Expansion
Hydraulic Expansion
Tube-to-Tube Sheet Welding
Orbital Tube Welding
Automated Bundle Assembly

Welding Technologies

GTAW (TIG)
GMAW (MIG)
SMAW
FCAW
SAW
Orbital Welding
Automatic Welding Systems

Surface Treatment

Pickling
Passivation
Electropolishing
Internal Coatings
External Protective Coatings
Offshore Grade Paint Systems
Quality Assurance & Inspection

Comprehensive Testing & Validation

Non-Destructive Examination (NDE)

Radiographic Testing (RT)
Ultrasonic Testing (UT)
Phased Array Ultrasonic Testing (PAUT)
TOFD
Magnetic Particle Testing (MT)
Liquid Penetrant Testing (PT)
Positive Material Identification (PMI)
Ferrite Testing
Hardness Testing

Performance & Integrity Testing

Hydrostatic Testing
Pneumatic Testing
Helium Leak Testing
Nitrogen Leak Testing
Eddy Current Testing
Tube Integrity Testing
Vacuum Box Testing

Dimensional Verification

Laser Measurement Systems
3D Scanning
Precision Alignment Checks
Complete Manufacturing Traceability
Industries Served

Trusted Across Global Sectors

Oil & Gas
Refineries
Petrochemicals
Fertilizers
Chemicals
LNG & Cryogenic
Hydrogen & Energy Transition
Power Generation
Nuclear Support Industries
Pharmaceuticals
Food & Beverage
Water Treatment
Desalination
Mining & Metals
Pulp & Paper
Why Our Heat Exchangers

Engineered for Superior Thermal Performance

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Advanced Thermal Design & Process Optimization
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TEMA-Compliant Manufacturing Excellence
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High Pressure & High Temperature Expertise
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Cryogenic & Hydrogen Service Capability
✓
Exotic Material Fabrication Expertise
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Precision Tube Bundle Manufacturing
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Enhanced Heat Transfer Solutions
✓
Comprehensive NDT & Quality Assurance
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Global Codes & International Certifications
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Maximum Reliability with Minimum Lifecycle Cost
"Delivering High-Efficiency Heat Transfer Solutions That Maximize Energy Recovery, Improve Process Performance, Reduce Operating Costs, and Enhance Plant Reliability Across the World's Most Critical Industrial Applications."

Ready to discuss your heat exchanger requirements?

Partner with HI-NOVA APEX LLP for custom-engineered heat transfer solutions that maximize energy recovery and process reliability.

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