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Steve(Advanced Materials) > Materials Characterisation > Flashcards

Materials Characterisation Flashcards

1
Q

What is the maximum magnification for optical microscopy?

A

1000x

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2
Q

What is the maximum magnification for Scanning Electron Microscopy?

A

600,000x

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3
Q

What is the maximum magnification for Transmission Electron Microscopy

A

1,000,000x

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4
Q

What are the three types of microscopy?

A
  • Optical Microscopy
  • Scanning Electron Microscopy
  • Transmission Electron Microscopy
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5
Q

What is used to study the phase, grain and particle size of Nanomaterials?

A

X-Ray diffraction analysis

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6
Q

What is used to measure the changes of phase transitions?

A

Differential Scanning Calorimetry

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7
Q

What is used to analyse the chemical composition of substances through heating?

A

Differential Thermal Analysis

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8
Q

Name the three types of hardness tests

A
  • Vickers
  • Brinell
  • Rockwell
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9
Q

What are the applications of the Vickers hardness test?

A

Universal

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10
Q

What are the applications of the Brinell hardness test?

A

Soft materials

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11
Q

What are the applications of the Rockwell hardness test?

A

Hard materials

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12
Q

Why is Vickers not the only hardness test?

A

Much more expensive

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13
Q

What shape is used in the specimens for tensile testing?

A

Dog Bone

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14
Q

How is a tensile test graph plotted?

A

Using force and displacement

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15
Q

Label each point

A
  1. Elastic Deformation
  2. Yield Strength
  3. Plastic Deformation
  4. Ultimate Tensile Strength
  5. Break Point
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16
Q

What law applies during Elastic deformation?

A

Hooke’s Law

17
Q

What materials property is the elastic region used to calculate?

A

Young’s Modulus

18
Q

Name two more types of tests performed on material samples

A
  • Impact Charpy Test

- Fatigue test

19
Q

What are the two main aims of thermomechanical processing?

A
  1. Give materials desired shape and geometry

2. Improve microstructure and properties

20
Q

What are the two types of forging?

A

Open die and closed die forging

21
Q

What treatment might take place after cold rolling of a metal?

A

Annealing

Steve(Advanced Materials) (21 decks)

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