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Pepa Apaapa apa

  • C50500 'apa apa apa ipu fa'atau oloa si'iatoa

    C50500 'apa apa apa ipu fa'atau oloa si'iatoa

    Folasaga O mea mata o le apa apa apamemea o se uʻamea ma kopa e fai ma vaega autu, e masani ona aofia ai le 12-12.5% ​​apa, ma isi metala (e pei o le alumini, manganese, nickel poʻo le zinc) e masani ona faʻaopoopoina.'apa apamemea o se u'amea u'amea e le o ferrous ma shrinkage lafo laʻititi, ma e mafai ona faʻaaogaina e gaosia castings ma foliga lavelave, otootoga manino ma maualalo ea tightness manaoga.'apa apamemea e matua tete'e i le pala i...