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Module 6 > Fasteners - Aircraft Rivets > Flashcards

Fasteners - Aircraft Rivets Flashcards

1
Q

If D or DD rivets are not formed in time, or removed from the freezer in time, they

A

Must be re-heat treated before use

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2
Q

What metal is suitable for riveting magnesium alloy?

A

5056 aluminium alloy

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3
Q

What metal is suitable for riveting alloy steel?

A

Monel metal

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4
Q

Rivet length is determined by the formula

A

1.5d

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5
Q

D and DD rivets are refrigerated to

A

Retard age hardening

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6
Q

What do you do to 2017 and 2024 rivets after heat treatment?

A

Use immediately or refrigerate

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7
Q

An American rivet with a cross on the head is

A

5056 aluminium alloy

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8
Q

If you practical assess to one sic of a structure is not available, what would you use to repair the structure?

A

A hylock

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9
Q

Alloy rivets are heat treated by

A

Solution treating

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10
Q

When an icebox rivet is formed it only has 75% of its shear strength. The other 25% comes from

A

Leaving assembly for 4 days to age harden

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11
Q

A rivet with no marking has the material code

A

A

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12
Q

Rivet MS20426 has what type of head?

A

CSK

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13
Q

The length of solid rivets is in increments of

A

1/16 inch

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14
Q

What would the marking (-5) indicate as part of the number of an MS20426 type rivet?

A

The rivet length in graduations of 1/16 inch

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15
Q

If a sheet of aluminium alloy of 0.032 and 0.064 is to be joined together the rivet should be

A

0.096 plus 1.5 D

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16
Q

On a CHERRY MAX rivet, after the riveting process the mandrel section or stem is

A

Remains in the rivet sleeve to provide mechanical strength

17
Q

A ‘HUCK’ rivet is similar in design to a

A

Cherry rivet

18
Q

On a structural repair, what type of rivet would you use when the back side cannot be accessed?

A

Blind rivet

19
Q

What material is suitable for riveting steel?

A

Monel

20
Q

Rivet’s main strength quality is to resist

A

Shear loads

21
Q

Cherrymax and Olympic-Lok rivets

A

Utilise a rivet gun, special rivet set, and bucking bar for installation

22
Q

Hole filling fasteners (for example, MS20470 rivets) should not be used in composite structures primarily because of the

A

Possibility of causing delamination

23
Q

The dimensions of an MS20430AD-4-8 rivets are

A

1/8 inch in diameter and 1/4 inch long

24
Q

The primary alloying agent of 2024-T36 rivets is indicated by the number

A

2xxx

25
Q

Most rivets used in aircraft construction are field rivets, and have

A

A dimple

26
Q

MS20426AD-6-5 indicates a countersunk rivet which has

A

An overall length of 5/16 inch

27
Q

Which rivet may be used as received without further treatment?

A

2117-T

28
Q

Forming a solution treated rivet gives it 75% of its hardness. What gives it the other 25%?

A

Leave at room temperature for four hours

Module 6 (14 decks)

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