411 REFERENCE · Wikibooks
Advanced Structural Analysis/Part I - Theory/Materials/Properties/Ductility
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thumb|left|alt=Ductile fracture|Ductile fracture
A material's capacity to endure plastic deformation without breaking is called ductility. Mild steel, copper and gold are all examples of ductile materials.
The picture to the left displays a test specimen which has undergone a ductile failure during tensile load.
thumb|center|alt=Stress-strain curve|Stress-strain curve