eigenshaften Flashcards

1
Q

Dichte von Kupfer

A

8,93g/cm^3

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2
Q

Ts von Kupfer

A

1083ºC

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3
Q

0 dimensinale fehler

A

punktfehler, zwischengitteratome, substiutionsatome, leerstellen

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4
Q

1 dimensionale fehler

A

stufenversetzung, schraubenversetzung

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5
Q

2 dimensionale fehler

A

linienversetzung, kleinkorngrenze, großkorngrenze

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6
Q

3 dimensionale fehler

A

lunker, poren, risse

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7
Q

elastomere

A

nicht löslich, nicht schmelzbar, schwach chemisch vernetzte kettenmoleküle

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8
Q

thermoplaste

A

löslich, schmelzbar, verformbar nach der Tg

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9
Q

härteprüfungen

A

brinell (hartmetallkugel, durchmesser von der eindrungung gemessen, 10s)

vickers (hartmetall oder diamantpyramide, die ecken der pyramiden werden im eindrang gemessen)

rockwell (diamant, eindringtiefe wird gemessen)

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10
Q

duroplaste

A

stark vernetzte kettenmoleküle, nocht löslich, nicht schmelzbar

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11
Q

aluminium dichte

A

2,5 g/cm^3

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12
Q

aluminium Ts

A

660ºC

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13
Q

aluminium e modul

A

70000 N/mm^2

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14
Q

Titan dichte

A

4,5 g/cm^3

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15
Q

titan Ts

A

1670ºC

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16
Q

titan e modul

A

120000 N/mm^2

17
Q

stahl e modul

A

210000 N/mm^2