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Steel Structure Design

Q1:

The tensile strength of mild steel for bolts and nuts should not be less than

A 32 kg/mm2

B 36 kg/mm2

C 40 kg/mm2

D 44 kg/mm2

ANS:D - 44 kg/mm2

Minimum class of bolts should be of grade 4.6 and from 4.6 the calculated strength comes to be 40 kg per mm square so the correct option should be D.



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