Table 1: Mechanisms assigned to shear stress and the modification expected in steel.
Material load | Mechanism | Modification |
Shear stress | Elastic lattice strain | |
- interaction transformation | Δ Phase portion | |
- interaction diffusion | Δ Element distribution | |
Δ Vacancy density | ||
- critical nucleation radius | Δ Inclusion density | |
Movement of dislocations | Plastic deformation | |
Δ Gibbs energy (T, p) | ||
Strengthening mechanisms (interaction of dislocations with alloy elements, dislocations, inclusions, grain boundaries) | Δ Yield strength Δ Hardness Δ Gibbs energy (T, p) |
|
Formation of dislocations | Plastic deformation | |
Δ Dislocation density | ||
Δ Gibbs energy | ||
Δ Gibbs energy | Plastic deformation | |
Δ Twin density | ||
Δ Gibbs energy |