Manufacturing Technical Objects Flashcards
Tech objects definition
Conceived + manufactured to meet 1 or more needs or wants
Constraints
Compression
Tension
Torsion
Deflection
Shearing
Compression
When a material is subjected to forces that tend to crush it.
Tension
When a material is subjected to forces that tend to stretch it
Torsion
When a material is subjected to forces that tend to twist it
Deflection
When a material is subjected to forces that tend to bend it
Shearing
When a material is subjected to forces that tend to cut it
Mechanical properties
Describe how it reacts when subjected to one or more constraints
Degradation
The decline in some of its properties due to the effects of the surrounding environment.
Protection
The application of procedures that prevent or delay it’s degradation
Protection from degradation plastic
Chemically injected
Protection from degradation ceramics
Don’t drop, don’t do stuff to them, eg don’t put acid in your tea cup
Mechanical properties
Hardness
Elasticity
Resilience
Fragility
Stiffness
Ductility
Malleability