Crushing efficiency of riveted joint is given by
1
\(\frac{p/d}{t}\)
2
\(\frac{\pi~\times~ d^2~\times~ \tau }{p~\times~ t~\times~ \sigma _t }\)
3
\(\frac{p}{p~-~d}\)
4
\(\frac{n~\times~ d~\times~ t~\times~\sigma_c}{p~\times~ t~\times ~\sigma_t}\)
5
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