Mechanical Properties

Why Mechanical Properties?

• Need to design materials that will withstand applied load and in-service uses for ...

Space exploration, Bridges for autos and people, skyscrapers, MEMS devices, Space elevator?

Content:

• Stress and strain
• Elastic and Plastic Deformation of Metals
• Strain Testing
• Hooke’s Law
• Young’s Modulus, Poisson's ratio, Yield Stress, (Ultimate) Tensile Strength
• Temperature matters (see Failure)
• Ductility, Toughness, Resilience
• Useful Linear Elastic Relationships
• Complex States of Stress in 3D
• Ceramics Mechanical Properties
• Why use True Strain?
• Hardening, Hardness
• Account for Variability in Material Properties
• Design Safety Factors
• SUMMARY

Researchers should cite this work as follows:

• Duane Douglas Johnson; Omar N Sobh (2008), "Illinois MatSE 280 Introduction to Engineering Materials, Lecture 7: Mechanical Properties," http://nanohub.org/resources/6052.

  BibTex | EndNote

1. course lecture
2. Illinois
3. material properties
4. materials
5. material science