Gịnị bụ ígwè structural bolts na kedu ka esi etinye ha n'ọrụ?

Ngwongwo arụrụ arụ nchara bụ bolts dị ike yana kwa ụdị akụrụngwa ọkọlọtọ. Ọmarịcha arụmọrụ nke ọma, nke a na-eji na nchara nchara na injinia iji kwalite mmetụta nkenke. N'ihe owuwu nchara n'ozuzu, ihe mkpuchi nchara nchara achọrọ bụ ọkwa 8.8 ma ọ bụ karịa, yana ọkwa 10.9 na ọkwa 12.9, ha niile bụ bolts nhazi nchara siri ike.

A na-ejikarị bolts arụ ọrụ ígwè eme ihe na nhazi nhazi ígwè iji jikọọ isi njikọ nke efere nhazi ígwè.

A na-ekewa bolts arụrụ arụ nchara n'ime ihe mgbochi ike dị elu na torsion shiee na nnukwu ihe mgbochi nwere ike dị elu hexagonal. Nnukwu bolts dị elu hexagonal bụ nke ọkwa dị elu nke skru nkịtị, ebe ihe mkpuchi ike dị elu nke torsion bụ ụdị nkwalite dị elu nke nnukwu ihe mgbochi hexagonal dị elu maka ịrụ ọrụ ka mma.