Elastiska egenskaper Flashcards

1
Q

Dragspänning

A
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2
Q

Tryckspänning

A
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3
Q

Töjning

A
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4
Q

Hookes lag

A
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5
Q

Tvärkontraktion

A
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6
Q

Fjäderkraft

A
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7
Q

Poissons tal
/tvärkontraktionstalet

A
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8
Q

Materialstyvhet

A
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9
Q

Bindningtäthet

A
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10
Q

Strukturstyvhet

A
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11
Q

Dragprovning

A
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12
Q

(Teoretisk) Dragprovningsskurva och E-modulen

A
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13
Q

E-modul (låg vs hög)

A

Låg E-modul = vekt material

Hög E-modul = styvt material

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14
Q

Kritisk upplöst skjuvspänning

A
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15
Q

Brott

A
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16
Q

Skjuvspänning

A
17
Q

Sträckgräns/flytspänning

A
18
Q

Spänningstillstånd

A
19
Q

Belastningar

A
20
Q

Töjbart/sträckbart

A
21
Q

Fjäderkonstant (k)

A
22
Q

Seghet

A

Förmåga att ta upp energi utan spricktillväxt

23
Q

Hårdhet

A

Förmåga att motstå plastisk deformation

24
Q

Styrka

A

Max-spänningen ett material kan upprätthålla innan det går till brott

25
Q

Duktilitet

A

Formbarhet / ’plasticitet-barhet’

26
Q

Brottseghet

A

Beskriver hur bra ett material kan hantera en spricka