Sealing and bearing position repairs
Here we have a slideshow with more information about layer modes and sealing surefaces

Sealing faces of gas turbine house plated with copper and then sanded down to the correct tolerance.

Corrosions damage where the steam has destroyed the sealing surface and which now is repaired with a hard copper that is 250 Brinell. Now it is plated a dense top layer with nickel so no new corruption will occur.