Fa'amea 'apamemeaua avea ma mea taua ma taua i alamanuia faʻaonaponei ma a latou mea faʻapitoa ma faʻaoga lautele. O le lelei o fa'ameamea apamemea e masani ona aofia ai: maualuga le malosi, maualuga le maaa, lelei le ofuina o le ofuina, corrosion resistance, ma le lelei o le tuʻuina ma le masini.
I alamanuia fa'aonaponei, fa'ameamea apamemea castings e fa'aaogaina lautele. I le matata o le gaosiga faʻainisinia, e masani ona faʻaaogaina mea faʻapipiʻi apamemea e gaosia ai vaega autu e pei o vaega e faʻafefeteina, lima, ma bearings. I le fanua o le gaosiga o taavale, o loʻo faʻaaogaina faʻasalalau apamemea apamemea i le gaosiga o afi, faʻasalalauga ma isi vaega. I le tulaga o le fauina o vaa, e masani ona faʻaaogaina mea faʻapipiʻi apamemea e gaosia ai vaega i lalo o le sami e pei o peʻa ma lau foeuli. E le gata i lea, ua faʻaaogaina lautele foʻi mea faʻapipiʻi apamemea i le eletise, vailaʻau, ma le fausiaina o fanua.
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