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Materials And Processing For NDT > 6 Nonferrous Metals > Flashcards

6 Nonferrous Metals Flashcards

1
Q

Aluminum, magnesium, titanium, and beryllium are all examples of this type of nonferrous alloy

A

Light Alloy

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2
Q

Copper, zinc, nickel, tin, and lead base are known as this kind of alloy

A

Heavy Alloy

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3
Q

The most important structural nonferrous metal is

A

Aluminum

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4
Q

The loss of ductility near the melting point is known as

A

Hot shortness

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5
Q

The term annealing, when used with reference to pure aluminum or one of the solid-state solution alloys, can be interpreted to mean

A

Recrystallization

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6
Q

NDT method that is in routine use for heat treatment control and alloy sorting

A

Eddy Current

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7
Q

Copper containing zinc is known as

A

Brass

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8
Q

Copper containing tin is known as

A

Bronze

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9
Q

Tin and lead improve machinability and castability in

A

Copper

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10
Q

Inconel and Monel are

A

Nickel Alloys

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11
Q

The lightest alloy available is

A

Beryllium

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12
Q

Alloy with a close-packed hexagonal structure that has a high rate of strain is

A

Magnesium

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13
Q

Magnesium components used in aircraft and similar applications are inspected nondestructively usually by

A

Radiography and Penetrant

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14
Q

Plating or coating with zinc is known as

A

Galvanizing

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15
Q

Because of low strength to weight ratio this alloy is seldom used in critical applications that would warrant NDT

A

Zinc

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16
Q

This metal has the highest strength to weight ratio of any known

A

Beryllium

17
Q

This alloy works best at high temperatures

A

Nickel alloys

18
Q

The cost of reduction of this metal is approximately 100 times that of iron ore

A

Titanium

19
Q

Gold, platinum and other of these metals have high chemical inertness

A

Noble metals

20
Q

Plastics are all

A

Polymers

21
Q

The smallest unit structure, or molecule, that identifies the chemical involved is called a

A

Monomer

22
Q

Process that includes heat, light, pressure, and agitation of monomers made to join and grow into a much larger molecules is known as

A

Polymerization

23
Q

Type of polymerization that takes place in which cross-linking occurs between adjacent chains is known as

A

Thermo-setting

24
Q

Plastic that have a degree of polymerization controls in the initial manufacture of the plastic raw material, or resin

A

Thermoplastic

Materials And Processing For NDT (17 decks)

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