CF Flange expansion joints

Expansion joints and flanges with maximum permeability made of 1.4429 Used in an American fusion reactor. Ultrasonic cleaning and subsequent electropolishing.

Pressure: Ultra High Vacuum (UHV)
Movements: 3 different load cases: normal operation, assembly and earthquake
Tests: Spring Rate Test, Life Cycle Test and Maximal Movement Test (Destructive Testing), Helium Leakage Test