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FAA 3038-30 Ch 5
Aircraft Materials, Processes and Hardware
| Question | Answer |
|---|---|
| refers to the ability of a material to resist abrasion, penetration, cutting action, or permanent distortion. | Hardness |
| the ability of a material to resist deformation. | Strength |
| the weight of a unit volume of a material | Density |
| A metal which can be hammered, rolled, or pressed into various shapes without cracking, breaking, or leaving some other detrimental effect, is said to be | Malleability (or Malleable) |
| the property of a metal which permits it to be permanently drawn, bent, or twisted into various shapes without breaking | Ductility |
| that property that enables a metal to return to its original size and shape when the force which causes the change of shape is removed. | Elasticity |
| the property of a metal which allows little bending or deformation without shattering | Brittleness |
| the ability of a metal to become liquid by the application of heat | Fusibility |
| the property which enables a metal to carry heat or electricity. | Conductivity |
| contraction and expansion that are reactions produced in metals as the result of heating or cooling | Thermal Expansion |
| If carbon is added to iron, in percentages ranging up to approximately 1 percent, the product is vastly superior to iron alone and is classified as | Carbon steel |
| the group of metals having iron as their principal constituent. | Ferrous metals |
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