AQ Process Systems sources and exports replacement spare parts for all major heat exchanger types used in refineries, petrochemical plants, power stations, HVAC systems, and general process industries. Our heat exchanger spares range covers tubes, gaskets, plates, baffles, fan assemblies, and every component needed for scheduled maintenance, turnaround overhauls, and emergency repairs.
We source parts from OEM manufacturers and approved equivalents worldwide, with full material certification and traceability. Whether you need a single gasket for a plate heat exchanger or a complete re-tubed bundle for a shell & tube unit, our global supply network delivers to international quality standards.
Select your heat exchanger type below to view the complete spares catalogue for that equipment category.
| Heat Exchanger Type | Parts | Spare Part Categories |
|---|---|---|
| Shell & Tube Heat Exchanger Spares | 16 | Tubes & Tube Sheets, Baffles & Internals, Gaskets & Seals, Heads & Covers, Nozzles & Fittings |
| Gasketed Plate Heat Exchanger Spares | 13 | Plates, Gaskets, Frame Components, Accessories |
| Welded Plate Heat Exchanger Spares | 10 | Plates & Cassettes, Gaskets & Seals, Structural & Expansion |
| Brazed Plate Heat Exchanger Spares | 9 | Replacement Units, Connection & Mounting, System Accessories |
| Finned Tube / Air-Cooled Heat Exchanger Spares | 15 | Tube Bundles & Tubes, Headers & Plugs, Fan & Drive System, Louvers & Structure |
| Spiral Heat Exchanger Spares | 9 | Cover Components, Spiral Body Components, Nozzles & Fittings |
| Double Pipe Heat Exchanger Spares | 10 | Tubes & Pipes, Returns & Closures, Sealing & Support |
| U-Tube Heat Exchanger Spares | 12 | U-Tubes, Tube Sheet & Baffles, Channel & Gaskets, Nozzles & Protection |
| Kettle Reboiler Spares | 11 | Tube Bundle, Kettle Internals, Instrumentation & Safety, Nozzles & Gaskets |
| Feedwater Heater Spares | 13 | Tubes & Bundles, Internal Zones, Water Box & Channel, Safety & Instrumentation |
We supply from OEM manufacturers and approved equivalents worldwide, Alfa Laval, GEA, Kelvion, Koch, Tranter, and dozens more.
All tube materials supplied with Mill Test Certificates (MTC) per EN 10204 3.1. Pressure components certified to ASME, PED, and IBR as required.
We maintain cross-reference data for thousands of heat exchanger models, identify the correct spare from your equipment model and serial number.
Critical breakdown? We arrange expedited supply of emergency spares to minimise your process downtime and production losses.
Share your equipment make, model, and part numbers, we respond within 24 hours.