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FATICA OLIGOCICLICA

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t<br />

Casi A e B<br />

r<br />

Casi C e D<br />

r<br />

D<br />

D<br />

d=D-2r<br />

∆ε<br />

k t<br />

∆e<br />

1<br />

B<br />

A<br />

t=6<br />

mm<br />

t=60 mm<br />

D<br />

r=10 mm; D=96 mm<br />

C<br />

r=2 mm; D=16 mm<br />

1<br />

kt∆s<br />

2S<br />

y<br />

Fatica Oligociclica<br />

Costruzione di Macchine 3<br />

32

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