Strength and ductility of materials chap 3 Flashcards
Tensile testing diagram
Tensile stress and strain curve for metals
Tensile stress and strain curves for ceramics
Tensile stress and strain curves for polymers
Strain hardening
Necking
Yield point
Elastic deformation
Plastic deformation
Label tensile stress and strain diagram
How do you measure elastic strain, plastic strain and total strain at any applied load
Describe changes to specimen profile for a ductile cylindrical rod up to rupture
Yield strength
Ultimate tensile strength
Ductility
Modulus of Resilience
Toughness
mechanical behaviour of ceramics
mechanical behaviour of metals
mechanical behaviour of polymers
strength and ductility trade off
design safety factors
crystalline materials
amorphous solids
single crystals
polycrystalline solids
unit cells
SC crystal structure
BC Crystal structure
FCC crystal structure
HCP crystal structure
APF
Theoretical density
Imperfections in solids
Dislocations
Edge dislocations
Screw dislocations
Plastic deformation and dislocation
Strength and ductility of a material and dislocation
Ceramic crystalline structures
Polymer chain molecule
Polymer molecular shape
Backbone structure of polymers
Microstructure of polymers
Bonding within polymers
Why do polymers have lower strength than metals and ceramics?
What are the three tensile behaviours of polymers?
Brittle polymer behaviour
Plastic polymer behaviour
Rubber elastic polymer behaviour
Explain density differences between metals, ceramics and polymers