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MTP > M6 Retake > Flashcards

M6 Retake Flashcards

1
Q

Consist of Alternating Layers of Aluminum and Glass Fiber pre-peg layers.

A

GLARE (Glass Aluminum Reinforced Laminate)

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2
Q

between two materials that come into contact. “Entrapment area” (uwang sa gitna)

A

Crevice Corrosion

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3
Q

Identified by its characteristics worm-like trace of corrosion products beneath the point film.

A

Filiform Corrosion

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4
Q

Result in the rubbing movement between two heavily loaded surfaces and can eventually cause cracking
fatigue.

A

Fretting Corrosion

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5
Q

Corrosion on aluminum and magnesium. White, powder deposit, Starts on the surface of a material and then extends vertically into the material

A

Pitting Corrosion

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6
Q

Made from small strands of molten silica glass and then spun together and woven into cloth but weighs
more and has less strength than reinforcing material

A

Fiberglass

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7
Q

Characterized by its YELLOW COLOR, lightweight and its excellent tensile strength.

A

Aramid

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8
Q

Very Strong and stiff and is used for its rigid, strong properties.

A

black graphite/carbon fibre

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9
Q

Area measured materials which are not woven and made out of or cut or non-cut, multidirectional laying fibers which are fixed by sprays on binder.

A

Mats

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10
Q

Airbus prints a wire number on the wires, the first four-digit number designates

A

ATA-Chapter

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11
Q

Rivet Diameter of Ms20292881D5-8

A

Ans. 5/32

(Tas yug rivet size pag -8 yung dulo, 5/32. Pag -12 5/16)

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12
Q

Identify the diameter of bolt BAC1527D5-12

A

5/16

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13
Q

Damage classification in composite

A

Allowable, Repairable, Non-Repairable

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14
Q

Pins includes grooves onto which a collar is swaged

A

Lockbolts

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15
Q

Airbus Customer wire number

A

9000-9999

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16
Q

It is the sheathing of wires and cables with an electrically conductive material in order to prevent
electromagnetic fields from either entering or escaping from wires and cables.

A

Shielding

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17
Q

The property of metal which allows to be deformed without breaking

A

Toughness

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18
Q

The stress at which a material in tension, compression or shear will fracture.

A

Ultimate strength

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19
Q

The maximum stress that can be applied to a material without permanent deformation

A

Yield strength

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20
Q

Any wetting with acidic fluids or mordant on the surface can lead to

A

Hydrogen embrittlement

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21
Q

When the stress on the area is a combination of tensile, compressive, shearing, twisting

A

Combined Stress

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22
Q

A load that is uniformly distributed over a certain area and also the force per unit of area expressed is
PSI (pounds per square inch)

A

Unit stress or stress

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23
Q

A rigid body in which the constituent particles are arranged in a repeating pattern

A

Crystal

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24
Q

Small surface damage such as scratches, nicks, or corrosion

A

Notch Sensitivity

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25
Applicable for steel components, which are hardened and have to be softened for mechanical processing, also called the zero state / certain temperature.
Soft Annealing
26
A chemical reaction, generally carried out in a presence of a catalyst
Polymerization
27
A chemical reaction between two similar or dissimilar basis units which have at least two functional groups
Polycondensation
28
Reaction of two different types of molecules when reactive groups are brought together
Polyaddition
29
Bonding Process of Honeycomb Fabrication:
Corrugation and Expansion
30
A plastic. after cooling, the resin sets and hardens in given form. Hardening is Reversible
Thermoplastic Resin
31
Resin would be damaged when heat is applied. Hardening is Irreversible
Thermosetting resins
32
Damage to a surface caused by scuffing, rubbing, or scraping of the component
Abrasion
33
A deformity caused by extraneous forces, which are applied to the structure
Dent
34
Corrosion that is a combination o stress and corrosion
Stress Corrosion
35
A piece of rod, threaded at each end with a plain portion in the middle
Stud
36
A piece of hexagonal metal bar, drilled and tapped through its axial center-line
Stud box
37
Used extensively to secure thin-gauge sheet metal parts where nuts and bolts are either impractical or too expensive
Self Tapping Screws
38
Spring steel washer with slanting serrations in its internal or external circumferences
Shakeproof Washer
39
Is the most positive and satisfactory method of safetying cap-screws, studs, nuts, bolt-heads and ad turnbuckles
Wirelocking
40
With some alloys, Hardening of the material at room temperature
Natural aging
41
What is combined with iron to increase strength
Carbon
42
Crimp two elements onto a wire, special crimping tool
Cold welding
43
Substance used to bond two or more surfaces together
Adhesives
44
Effectiveness of Adhesive..
Resistance to slippage and shrinkage, Malleability, Cohesive strength, Adhesion
45
It deforms its ack when a tension load is applied at the front and Pull through..
Blind Rivets
46
Solid rivet is formed by deformation of the shank
Upset head
47
These cables consists of four twisted AWG 24 wire with common shield
Quadrax Cable
48
Thermocouple also known as
Temperature probes
49
Aim of Heat treatment
To increase strength
50
By heating (soft anneal) these alloy to a certain temp. and subsequent quenching
Aging time
51
Method that uses diamond tip to get depth
Rockwell Test
52
Method that uses steel ball to get area
brinell Test
53
Teat:
2017 aluminum allow (D)
54
Raised Double Dash:
2024 aluminum allow (DD)
55
Dimple:
2117 aluminum allow (AD)
56
Raised Cross:
5056 aluminum allow (B)
57
When the separation of plies occurs in a multi-laminate materials
Delamination
58
When a separation of material, stringer to skin, occurs due to an adhesive failure
Debonding
59
Amount of time you have to work with the resins, will also reduced
Pot life
60
Time which the product is still good in an unopened container and varies from product to product
Shelf life
61
Represent the
62
Materials that added strength and hardness
Nickel
63
Surface wetting
The smaller the contact angle the more liquid spreads over the surface, and vice versa
64
2024 Not to be returned in cold storage once they have been removed
No
65
After solution annealing process, have to be stored at
-18 degrees C and stored for up to 7days
66
Wire number color:
Green
67
Part number:
black color on the insulator
68
W stands for:
Solution Annealed
69
O stands for:
Annealed
70
Used to connect GFRP laminates with haneycombs or sheets metal parts
bonding-Prepreg
71
Is primary used due to the overall best properties (conductivity, elasticity, costs)
Copper Wiring
72
Titanium alloys can only e welded under
Inert gas/Vacuum
73
Tapered bolt with a threaded end and a self-locking nut and used in areas where high fatigue
Taper-Lok
74
Layers that build up a Honeycomb or sandwich
7 Layers
75
A process which the bonding of honeycomb is done one at a time
Corrugation process
76
A process which the bonding of honeycomb is done with all materials bonded simultaneously
Expansion process
77
How do you remove a broken stud with a sufficient stud protruding
Filed flat
78
If the stud is broken level with or below the surface
Ezi-out

MTP (14 decks)

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