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PROBLEM (9.96) Resolve Prob. 9.95, employing the maximum energy of distortion theory of failure
with an allowable normal stress of all
σ
= 30 ksi.
SOLUTION
Refer to solution of Prob. 9.95. Now apply Eq. (9.31):
22 2
332 3
4
zy
all
dMMT
πσ
=++
1
22 2
3
3
32 3
[ ( 950 300 ( 60) ) ]
(30 10 ) 4
π
=++−
×
or
0.697 .din=
1
/
1
100%