Material Considerations-Metals Flashcards

1
Q

Metallic Lustre (definition)

A

The amount of light that reflects off of a metal

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2
Q

Corrosion resistance (definition)

A

How susceptible a material
Is to degradation from the elements such as oxygen

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3
Q

Malleability (definition)

A

A materials ability to deform without breaking or snapping

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4
Q

High density (definition)

A

A high degree of concentration of atoms in a small space

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5
Q

Density (equation)

A

Mass/ Volume

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6
Q

Electrical conductivity

A

How easy it is for electricity to flow through a material

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7
Q

Ductility

A

How easily a material can be deformed or bent out of shape without snapping or breaking

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8
Q

Strength

A

How well an object can withstand a bending or breaking force

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9
Q

Hardness

A

How resistant a material is to pressure from cutting, scratching or wear

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10
Q

Thermal conductivity

A

The way heat can be transferred through a material

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11
Q

Brittleness

A

How easily a material will snap or break when bent or impacted

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12
Q

Tensile strength

A

The maximum amount of pulling stress that a material can withstand before it breaks

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13
Q

Machinability

A

How easily a material can be cut or shaped

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14
Q

Compressive strength

A

The resistance of a material to breaking under compression

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15
Q

Ferrous metals

A

-Metals that contain iron and are magnetic
-Prone to rust
-e.g. steel, cast iron

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16
Q

Non- Ferrous metals

A
  • Do not contain iron
  • Not prone to rust
  • e.g. copper, silver, gold
17
Q

Alloys

A
  • A mixture of 2+ metals
18
Q

Physical properties of metals (6)

A
  1. Aesthetics
  2. Conductivity
  3. Corrosion
  4. Density
  5. Magnetic
  6. Size and shape
19
Q

Mechanical properties (8)

A
  1. Brittleness
  2. Ductility
  3. Elasticity
  4. Hardness
  5. Malleability
  6. Stiffness
  7. Strength
  8. Toughness