ʻO wai ka rivet makapō keleawe a i ʻole rivet makapō keleawe?
ʻO ke keleawe maʻemaʻe, ʻike ʻia hoʻi ʻo ke keleawe ʻulaʻula, loaʻa ka mānoanoa o (7.83g / cm3) a me kahi helu heheʻe o 1083 degere. ʻAʻole ia he magnetic. He maikaʻi kona conductivity, thermal conductivity, corrosion resistance a me ka paʻakikī.
Hoʻohana ʻia ka nui o ke keleawe (8.93g / cm3) no ka hoʻopili ʻana me ka lāʻau me ka mechanical bearing bush.
ʻOi aku ka kiʻekiʻe o ka "brass" ma mua o ke keleawe ʻulaʻula, a ʻo ka "brass" he paʻakikī me ka paʻakikī maikaʻi.
Ka manawa hoʻouna: Iune-24-2021