The exhaust stack is connected to the outlet of the HRSG with uninsulated ducting and an expansion joint. Despite the low temperatures (under 350°F - 400°F) and minimal movements, the expansion joint installed at the stack requires careful material selection, design construction, and installation to ensure reliable operation.
HRSG Stack Inlet Expansion Joints conditions and features:
- • Assembled on-site and constructed of a thin-layered fabric belt
- • Susceptible to corrosion due to dew point environment, requiring an acid-resistant material
- • Gasket and bolting hardware selections are critical for a long service life
- • Experienced service teams provide turnkey installation from scaffolding or boom lift
Related Downloads:
Application Brief for HRSG Stack Inlet Expansion Joints
