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Sheetmetal > Week 7 > Flashcards

Week 7 Flashcards

1
Q

These are devices used to join or assemble parts together

A

Sheetmetal fasteners

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2
Q

Materials used for manufacturing of fasteners

A

Carbon steel
Alloy steel
Stainless steel
Inconel stainless steel
Titanium
Aluminum

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3
Q

This is the most commonly used material for fasteners

A

Carbon steel

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4
Q

This is mostly used in aircraft application fasteners

A

Titanium

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5
Q

This is used in areas of very light loads and application requiring reduction in weight

A

Aluminum

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6
Q

Various types of coating for fasteners area

A

Cadmium plating
Zinc plating
Chromium plating
Black oxidizing
Nickel plating

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7
Q

Is a type of fastener, usually made from metal, that commonly comprises a head at one end, a chamfer at the other, and a shaft characterized by an external helical ridge known as “thread”

A

Bolt

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8
Q

A perforated block usually of metal that has an internal screw thread and is used on a bolt or screw or for tightening or holding something

A

Nut

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9
Q

A nail-shaped or rod-shaped piece with a spiral groove and a slotted or recessed head designed to be inserted into material by rotating and used for fastening pieces of solid material together

A

Screw

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10
Q

Is a thin plate (typically disk-shaped) with a hole (typically in the middle) that is normally used to distribute the load of a thread fastener, such as bolt or nut

A

Washer

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11
Q

Are thin, circular, metal components that can be either stamped from a sheet or coiled from wire

A

Retaining rings

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12
Q

Are heavy duty anchor for fixing objects to masonry surfaces

A

Concrete anchors

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13
Q

Are designed to be placed into existing holes to provide a threaded receptacle so that screws, bolts or other fixings can be installed

A

Inserts

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14
Q

A short metal pin or bolt for holding together two plates of metal, its headless end being beaten out or pressed down when in place

A

Rivets

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15
Q

It is a process of joining permanently two pieces of sheet metal with rivets

A

Riveting

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16
Q

What do you call the special rivets

A

Tinners’ rivets

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17
Q

Riveting involves 3 operations

A

Drawing
Upsetting
Heading

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18
Q

Types of rivets

A

POP rivets (open end)
Closed end pop rivets (sealed)
Countersunk Pop rivets
Multi-grip rivets
Structural rivets

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19
Q

It is also known blind rivets, are used to connect two pieces of material in quick, efficient way

A

Pop rivets

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20
Q

These are tubular comprised of a hat and mandrel

A

Pop rivet

21
Q

It is a closed end which creates a watertight deal

A

Closed end pop rivets

22
Q

The hat of the rivet is almost inverted, with a 120° countersink in the integrated washer

A

Countersunk pop rivet

23
Q

Are often used to substitute conventional rivets where the thickness of installation materials can vary

A

Multi-grip rivets

24
Q

Are used to create a stronger assembly than standard stainless steel pop rivets

A

Structural rivets

25
Q

They generate an intense amount of force and require a different tool to apply than a regular rivet

A

Structural rivet

26
Q

Other name for rivet gun

A

Pneumatic hammer

27
Q

Is a type of tool used to drive rivets

A

Rivet gun

28
Q

Is a mechanical fastener that is usually used with a nut for connecting two or more parts

A

Bolt

29
Q

These are often used to prevent loosening and crushing

A

Washer

30
Q

Types of bolt

A

Anchor bolt
Carriage bolt
Hanger bolt
Hex bolt
J bolt

31
Q

Bolt designed to allow objects to be attached to concrete

A

Anchor bolt

32
Q

Bolt with a smooth rounded head and a square section to prevent turning followed with a threaded section for a nut

A

Carriage bolt

33
Q

Bolt that has no head, machine threaded body followed by a wood threaded screw tip

A

Hanger bolt

34
Q

Allow nuts to be attached to what is really a screw

A

Hanger bolt

35
Q

Bolt with a hexagonal head and threaded body

A

Hex bolt

36
Q

(True or false)
In J bolt, only the curved section is threaded for a nut to be attached

A

False (non-curved section)

37
Q

Types of screws

A

Self-drilling screws
Sheet metal screws
Hex lag screws
Deck screws

38
Q

Self drilling screws have a sheet metal thread with a driller cutting to point ___ to ___ gauge metals

A

20 to 14

39
Q

Have sharp cutting threads that cut into sheet metal, plastic or wood

A

Sheet metal screws (SMS)

40
Q

They have fully threaded shank and sometimes have a notched point at the tip to aid in chip removal during thread cutting

A

Sheet metal screws

41
Q

These are large wood screws

A

Hex lag bolts also called lag bolts

42
Q

Aid in chip removal during thread cutting which allow for an easy installation in wood and composite materials

A

Deck screw

43
Q

Is a tool, manual, or powered for screwing and unscrewing screws

A

Screw driver

44
Q

Types of nut

A

Cap nuts
Coupling nuts
Hex finish nuts
Heavy hex nuts
Hex machine nuts

45
Q

The nut has a domed top to prevent contact with the external thread

A

Cap nut (acorn nut))

46
Q

Is a threaded fastener used for joining two male threads, most commonly threaded rod

A

Coupling nuts

47
Q

Are used for fastening hex cap screw, socket cap screw or bolt

A

Hex finish nuts

48
Q

Hex shaped, internally threaded, and driven with a wrench

A

Heavy hex nuts

Sheetmetal (7 decks)

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