Hudson Hy-Fin®.  Hudson produces four types of extended surface fins; these are applied to the effective length of the process tubes.  Metallurgy of the tubes is dictated by application requirements.

Inserting tube into extruded fin stock.

Embedded finning machine.

Tube bundles go directly from assembly to hydrostatic testing.   Pneumatic tests, submerged-gas bubble leak tests, and halogen diode detector leak tests are among many that may be performed.

Tube to tube-sheet welding.

Finned tubes ready for installation into cooler bundle.

Tube rolling.

Completed bundle undergoes hydro test.

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