Page 371 - Handbook of Materials Failure Analysis

3 Case Study: Fatigue Life Assessment of an Automotive Demo-Structure 369

400
300

200
RD
Stress (MPa) –0.1 –0.05 –100 0 0 0.05 0.1 0.15 0.2 0.25
100
TD

–200
–300
(a) Strain (mm/mm)

300

200
100 ED
Stress (MPa) –0.1 –0.05 –100 0 0 0.05 0.1 0.15
TD

–200

–300
(b) Strain (mm/mm)

300

200
100
Stress (MPa) –0.1 –0.05 –100 0 0 0.05 0.1 0.15

–200

–300
(c) Strain (mm/mm)
FIGURE 14.8
Monotonic stress-strain curves for (a) AZ31B [10], (b) AM30 [52], and (c) AM60B [53].