Deck 4: Manufacturing Materials and Processes

Question 1

Define tensile strength.

Answer 1

Tensile strength is the ability to be stretched.

Question 2

Why are refractories used for such applications as furnace liners?

Answer 2

Refractories are used because of their great heat resistance.

Question 3

Which cast iron has the internal characteristics of gray cast iron and the exterior properties of white cast iron?

Answer 3

. Chilled rapidly gray cast iron

Question 4

How is it possible to alter the properties of steel?

Question 5

Define nonferrous metals.

Question 6

Define malleable.

Question 7

Define thermoplastic.

Question 8

What are the properties of white cast iron?

Question 9

Define thermoset.

Question 10

What are composites?

Question 11

What is another name for plastics?

Question 12

Given the gray cast iron material specification 30A, what does the prefix 30 denote?

Question 13

Name a steel that is low in carbon and is commonly used for forged and machined parts.

Question 14

Describe high carbon steel.

Question 15

Identify at least two uses for nodular cast iron.

Question 16

Define ductility.

Question 17

Identify the two main types of ferrous metals.

Question 18

Describe the difference between hot- and cold-rolled steel.

Question 19

Describe the characteristics of gray cast iron.

Question 20

Define ferrous metals.

Question 21

Identify the contents of the 200, 300, and 400 series stainless steels as identified by the American Iron and Steel Institute.

Question 22

Describe the properties of aluminum.

Question 23

Identify the alloying elements in brass.

Question 24

Identify the alloying elements in bronze.

Question 25

Give the typical contents of stainless steel.

Question 26

Define case hardening.

Question 27

Given the steel identification number SAE 1020, describe the components: SAE, 10, and 20.

Question 28

How is the Rockwell hardness test performed?

Question 29

Identify at least four common uses for stainless steel.

Question 30

Define heat treating.

Question 31

Define extruded.

Question 32

Describe at least one industrial use for gold.

Question 33

Define normalizing.

Question 34

Describe stainless steel.

Question 35

Describe the properties of the following steel alloying ele- ments: manganese, molybdenum, and tungsten.

Question 36

Identify the metal that has the weight advantage of alumi- num and the strength of steel.

Question 37

Define tempering.

Question 38

Define carburization.

Question 39

Identify the steel recommended for the following general applications: agricultural steel, bolts and screws, car and truck gears, transmission shafts.

Question 40

What is the advantage of adding phosphorus to bronze?

Question 41

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
T00001 to T99999

Question 42

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
G00001 to G99999

Question 43

What are the elements of and process for making tungsten carbide? In Questions 42 through 57, identify the type of metal or metals that are part of the given Unified Numbering System (UNS) series:

Question 44

Give the general definition of plastic.

Question 45

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
S00001 to S99999

Question 46

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
H00001 to H99999

Question 47

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
E00001 to E99999

Question 48

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
C00001 to C99999

Question 49

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
Z00001 to Z99999

Question 50

Name the process of joining two or more molecules to form a more complex molecule with physical properties that are different from the original molecules.

Question 51

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
K00001 to K99999

Question 52

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
R00001 to R99999

Question 53

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
P00001 to P99999

Question 54

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
A00001 to A99999

Question 55

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
J00001 to J99999

Question 56

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
D00001 to D99999

Question 57

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
M00001 to M99999

Question 58

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
F00001 to F99999

Question 59

Identify the term that refers to polymer-based materials that have elastic qualities not found in thermoplastics and thermosets.

Question 60

identify the type of metal or metals
that are part of the given Unified Numbering System (UNS)
series:
L00001 to L99999

Question 61

Give the name and basic characteristics of ASA.

Question 62

Give the name of a plastic that is inexpensive to produce and that has many desirable properties, including heat, chemical, scratch, and moisture resistance. It is also resis- tant to continuous bending applications. Products include appliance parts, hinges, cabinets, and storage containers.

Question 63

Name the material that has a wide range of makeup from liquid to solid. Liquid and semiliquid forms are used for lu- bricants. Harder forms are used where nonstick surfaces are required. Part 2: Manufacturing Processes

Question 64

Name the material that is commonly used as a plastic for reinforced composites, also known as reinforced thermoset plastics (RTPs). Typical uses are for boat and recreational vehicle construction, automobiles, fishing rods, tanks, and other structural products.

Question 65

Identify the type of plastics that are also referred to as syn- thetic rubber.

Question 66

Name the plastic material that dates back to the late 1800s. This plastic is hard and rigid, has good compression strength, is tough, and does not absorb moisture, but it is brittle. These plastics are commonly used for the manufac- ture of electrical switches and insulators, electronics circuit boards, distributor caps, and binding material and adhesive.

Question 67

Identify at least two applications for PVC and its character- istics for these applications. 59728_ch04_EOC_ptg01.indd 2 22/02/16 9:52 am

Question 68

Give the name of the thermoplastic that has the versions nitrate, acetate, butyrate, propionate, and ethyl cellulose.

Question 69

Name the most commonly used method of making castings.

Question 70

What is another name for casting?

Question 71

Name the plastic that is inexpensive and easy to manufac- ture, has excellent transparency, and is very rigid. However, it can be brittle and has poor impact, weather, and chemical resistance. Products include model kits, plastic glass, lenses, eating utensils, and containers.

Question 72

Give the name and basic characteristics of ABS.

Question 73

Name the material that has the trade name Neoprene and was the first commercial synthetic rubber. This material has better weather, sunlight, and petroleum resistance than natural rubber. It is also very flame resistant, but does not resist electricity. Common uses include automotive hoses and other products where heat is found, gaskets, seals, and conveyor belts.

Question 74

Identify the common name for the polyamide thermoplastic.

Question 75

Name the plastic that is commonly called PVC.

Question 76

Define casting.

Question 77

Name a thermoplastic that is rigid with very high impact and stress fracture resistance at temperatures between 2408 and 210 8F (2408 to 99 8C), and is used when constant bending is required in the function of the material design.

Question 78

Name the type of thermoplastics that are very resistant to chemicals, friction, and moisture. These materials have ex- cellent dimensional stability for use as wire coating and in- sulation, nonstick surfaces, chemical containers, O-rings, and tubing.

Question 79

Give the term that refers to the heating of the material in a steel mold that forms the desired shape.

Question 80

Briefly discuss the major differences between thermoplas- tics and thermosets.