Material/property

Elastic module

(GPa)

Poisson’s ratio

Thermal expansion coefficient (10−6/˚C)

Thermal conductivity

(W/m-˚C)

Top coat* (8 wt% Y2O3 doped ZrO2)

94

0.1

9.5 (20˚C - 1300˚C)

2.0

Bond coating (AMDRY 995C)

200

0.3

14

11

Substrate (NIMONIC 263)

221

0.3

11.1 (20˚C - 100˚C)

11.7