Ch. 7 Disclocation & Strengthening Flashcards
1
Q
Slip
A
Plastic deformation in metals caused by dislocation motion
2
Q
Dislocation effects on metals
A
Make metals weaker but flexible
3
Q
Types of motions
A
Edge motion, Shear motion
4
Q
Dislocations unit of measurment
A
mm^-2
5
Q
Dislocations in Covalent ceramics effect
A
covalent bonds are directional
6
Q
Dislocations in ionic ceramics effect
A
Repulsion and attraction of ions
7
Q
Lattice Strains
A
Repulsion, attraction, Dislocation Anihilation
8
Q
Number of slip systems depend on
A
Planes & Directions
9
Q
Slip occurs in a) closely packed, or b) spaced out directions
A
closely packed
