AUM Series – U-Stamped Spiral Fin Air Preheater

AUM Series air preheaters are high-integrity heat exchangers certified under ASME Section VIII, Division 1 with full U-stamp compliance, making them suitable for pressure applications in regulated environments. The coil design features spiral-wrapped aluminum fins on carbon steel tubes to deliver enhanced heat transfer with excellent corrosion and mechanical resistance. The housing is fabricated from carbon steel with 300# ANSI flanged connections, customizable to project needs. Designed for critical-duty applications such as refineries, power plants, and process industries, the AUM Series combines compliance, durability, and efficient thermal performance under demanding conditions.

Specifications:

Certification: ASME Section VIII Div 1 (U Stamp)

Tube/fins: Carbon steel tube with aluminum spiral fins

Housing: Carbon steel, welded

Design pressure: Up to 20 bar

Operating temp: Up to 200 °C

Connections: 300# ANSI flanges

Mounting: Horizontal or vertical

Fin type: Spiral wrapped

Application: Boiler air preheat, process heating

Customization: Coil size, flange orientation, supports