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The uniform stress condition pictured in Fig. 1-2d exists throughout% o* b2 _: a& {( G. [6 \: a
the length of the bar except near the ends. The stress distribution at the8 ]1 R9 b" ~* J( _0 Q s
end of a bar depends upon how the load P is transmitted to the bar. If the; i1 g1 Q6 {& a9 W# G) \" C
load happens to be distributed uniformly over the end, then the stress! Y3 h5 T# N; d H
pattern at the end will be the same as everywhere else. However, it is
2 t. G6 m' d+ {3 V) imore likely that the load is transmitted through a pin or a bolt, producing
6 ?9 \' |, t5 [, z8 t, A4 Uhigh localized stresses called stress concentrations./ C. C6 M2 y7 {% @* r* k
Y2 J# U7 ^) Q' i8 ^, T0 ~ |
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