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He aha ngā whakamahinga o te kowiri tira takirua?
Ko te maitai kore waikura takirua he maitai kore waikura kei roto ko ngā wāhanga ferrite me te austenite i roto i te hanganga wairewa totoka mō te 50%. Ehara i te mea he pakari pai anake, he kaha teitei me te ātete pai ki te waikura pūhaumāota, engari he ātete anō hoki ki te waikura pitting me te intergranula...Pānuihia atu
