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Posted inMaterial Science
Ductile Fracture
Stages of ductile fracture 1. Initial necking 2. Small cavity formation (micro voids) 3. Void growth (ellipsoid) by coalescence into a crack 4. Fast crack propagation around neck. Shear strain at 45o 5. Final shear fracture (cup and cone) The interior surface is fibrous, irregular, which…