Answer
K-ibintu ni coefficente yumutekano ikoreshwa muburyo bwo gutwara imizigo $ P_a = \ frac {D \ pi S_y t} {K} $ kugirango ubare kubikwirakwiza bidakwiye. Mu mpeta zizunguruka, umutwaro ntabwo buri gihe ari axial neza bitewe n '' icyuho 'hamwe na geometrie ihinduka. K-agaciro ka 3.0 isanzwe ikoreshwa kubarwa bwimitwaro ibarwa kugirango itange intera irwanya imizigo iremereye, ihungabana, hamwe nubwoko bwimbitse. Kubice byingenzi byumutekano, isesengura ryibintu bitagira ingano (FEA) bikoreshwa kenshi mugutunganya K-ibintu bigereranya igitutu nyirizina hamwe ningaruka za 'prying' ziboneka kumpanuro.