Materials

Calculations

Density ρ (kg/m3)

7850

Poisson’s ratio υ

0.3

Thermal expansion coefficient αs

{ 0.8 × 10 − 8 ( T S − 20 ) + 1.2 × 10 − 5 20 ≤ T S ≤ 750 ˚ C 0 750 ≤ T S ≤ 860 ˚ C 2.0 × 10 − 5 860 ≤ T S ≤ 1200 ˚ C

Plastic strain ε

0