Metals

Question 1

Hardness

Answer 1

the ability to resist abrasion, penetration, cutting or permanent distortion

Question 2

Strength

Answer 2

the ability to resit deformation or breakage due to stress

Question 3

density

Answer 3

the weight of a substance per unit volume

Question 4

Malleability

Answer 4

the ability to be hammered or rolled into a shape

Question 5

ductility

Answer 5

the ability for metal to be permanently drawn, bent, or twisted into various shapes

Question 6

elasticity

Answer 6

the ability for metal to return to its original size and shape when the force that causes the change of shape is removed

Question 7

Brittleness

Answer 7

this is the property of metal that allows little bending or deformation without shattering

Question 8

Fusibility

Answer 8

the ability of a metal to become liquid by the application of heat

Question 9

Conductivity

Answer 9

property that enables a metal to carry heat or electricity. Especially important in welding

Question 10

Thermal Expansion

Answer 10

refers to contraction and expansion that are reactions produced in metals as the result of heating or cooling

Question 11

Ferrous Metals

Answer 11

a group of metals having iron has their main component

Question 12

Cast Iron

Answer 12

iron that is melted and poured into a mold that takes the shape of the mold. it is brittle hard and non-malleable

Question 13

Wrought Iron

Answer 13

iron that is heated and worked upon with some tools to give it a decorative design

Question 14

Steel

Answer 14

contains UP TO 2 % carbon. Higher carbon content makes a hard steel

Question 15

Pure Aluminum

Answer 15

1XXX

Question 16

Copper

Answer 16

2XXX

Question 17

Manganese

Answer 17

3XXX

Question 18

Silicon

Answer 18

4XXX

Question 19

Magnesium

Answer 19

5XXX

Question 20

Magnesium and Silicon

Answer 20

6XXX

Question 21

Zinc

Answer 21

7XXX

Question 22

Other Elements

Answer 22

8XXX

Question 23

Unused Series

Answer 23

9XXX

Question 24

F

Answer 24

as fabricated as rolled.

Question 25

O

Answer 25

Annealed.

Question 26

H

Answer 26

Strain Hardened.

Question 27

W

Answer 27

Solution heat treated.

Question 28

T

Answer 28

Thermally treated

Question 29

H1

Answer 29

Strain hardened

Question 30

H2

Answer 30

Strain-hardened and partially annealed

Question 31

H3

Answer 31

Strain-hardened and stabilized

Question 32

H4

Answer 32

Strain-hardened and lacquered or painted

Question 33

T1

Answer 33

Cooled from an elevated temp and naturally aged

Question 34

T2

Answer 34

Cooled from an elevated temp, cold worked, and naturally aged

Question 35

T3

Answer 35

Solution heat treated, cold worked, and naturally aged

Question 36

T4

Answer 36

Solution heat-treated and naturally aged

Question 37

T5

Answer 37

Cooled from an elevated temp and artificially aged

Question 38

T6

Answer 38

Solution heat treated and artificially aged

Question 39

T7

Answer 39

Solution heat treated an stabilized

Question 40

T8

Answer 40

Solution heat treated, cold worked, and artificially aged

Question 41

T9

Answer 41

Solution heat treated, artificially aged, and cold-worked

Question 42

T10

Answer 42

Cooled from elevated temp, cold worked, and artificially aged

Question 43

Low Carbon steel

Answer 43

Contains less than .25% carbon

Question 44

High Carbon steel

Answer 44

contains more than .5% carbon

Question 45

Stainless Steel

Answer 45

an alloy of iron that contains at least 11% and smaller amounts of nickel and carbon

Question 46

Titanium Steel

Answer 46

Alloy of iron and titanium

Question 47

Wrought Aluminum series 1st number

Answer 47

represents the main alloying element

Question 48

Wrought Aluminum series 2nd number

Answer 48

indicates a modification of a specific alloy

Question 49

Wrought Aluminum series 3&4

Answer 49

arbitrary numbers assigned to specific alloys in the series

Question 50

Wrought Aluminum 2000 Series

Answer 50

Copper

Question 51

Wrought Aluminum 3000 series

Answer 51

Manganese

Question 52

Wrought Aluminum series 4000

Answer 52

Silicon

Question 53

Wrought aluminum series 5000

Answer 53

Magnesium

Question 54

Wrought aluminum series 6000

Answer 54

Silicon and Magnesium

Question 55

Wrought Aluminum 7000

Answer 55

Zinc

Question 56

Titanium

Answer 56

strong as steel but less dense. Good Alloying metal

Question 57

Copper alloys

Answer 57

Brass, bronze, Monel

Question 58

Brass

Answer 58

Contains zinc and small amounts of aluminum, iron, lead, manganese, magnesium

Question 59

Monel

Answer 59

the leading high nickel alloy. High strength and excellent corrosion resistance.

Question 60

Monel contains

Answer 60

Nickel, coper, iron, manganese and small amounts of other elements

Question 61

Normalization

Answer 61

is heating steel to approx. 150-225 degree F, then cooled to below that range in still air at ordinary temp.

Question 62

Steel 10XX

Answer 62

Plain Carbon steel

Question 63

Steel 11xx

Answer 63

Carbon steel with aditional sulfer for easy machining

Question 64

Steel 13XX

Answer 64

carbon steel with about 1.75 % Manganese

Question 65

Steel 40XX

Answer 65

.25% Molybdenum

Question 66

Steel 41xx

Answer 66

1% chromium .25% molybdenum

Question 67

Steel 43xx

Answer 67

2% nickel, 1% chromium, .25 molybdenum

Question 68

steel 46XX

Answer 68

1.7% Nickel, .2% molybdenum

Question 69

steel 48xx

Answer 69

3.5% nickel, .25% Molybdenum

Question 70

Steel 51XX

Answer 70

1% chromium steel

Question 71

stell 51XXX

Answer 71

1% Chromium, 1% carbon

Question 72

Steel 52XX

Answer 72

1.5% chromium steels

Question 73

steel 52XXX

Answer 73

1.5 % chromium, 1% carbon

Question 74

steel 61XX

Answer 74

1% Chromium steel with .15% vanadium

Question 75

steel 86xx

Answer 75

.5% chromium, .5% nickel, .20% molybdenum

Question 76

steel 87xx

Answer 76

.5% chromium, .5% nickel, .25% molybdenum

Question 77

steel 92xx

Answer 77

2% silicon steels, .85% manganese

Question 78

steel 93xx

Answer 78

3.25% nickel, 1.20 chromium, .12% molybdenum