Coil tubes are essential heat exchange components in evaporators, designed to efficiently transfer thermal energy between refrigerant and surrounding media.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Tube OD | 3/8" to 5/8" (9.5mm to 15.9mm) | |
| Surface Area | 0.1-0.3 ft²/ft (0.03-0.09 m²/m) | |
| Wall Thickness | 0.016" to 0.035" (0.4mm to 0.9mm) | |
| Temperature Range | -40°F to 300°F (-40°C to 149°C) | |
| Length Per Circuit | 10-50 ft (3-15 m) | |
| Operating Pressure | 150-500 psi (10-34 bar) |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
A heat exchanger component in a refrigeration system where refrigerant absorbs heat from the surrounding environment, causing it to evaporate from liquid to vapor.
Tubular heat transfer components for re-heaters, enabling thermal exchange between fluids.
A modular section within an Air Handling Unit (AHU) containing coils for heating or cooling air
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Copper offers better thermal conductivity and corrosion resistance but is more expensive. Aluminum provides lighter weight and lower cost but requires larger surface areas for equivalent heat transfer. Material selection depends on application requirements, budget, and environmental conditions.
Industrial evaporator coil tubes should undergo visual inspection every 3-6 months and comprehensive testing annually. Frequency increases in corrosive environments or high-usage applications to prevent efficiency loss and catastrophic failures.
Generally not recommended due to galvanic corrosion risks. If mixing is unavoidable, proper isolation techniques and corrosion inhibitors must be implemented, following ASHRAE and manufacturer guidelines.
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