Ko te rino ngongo e tohu ana ki te rino maka he porowhita te kauwhata i muri i te whakangaotanga o te rino whakarewa ki te maatete whakapoipoi. Koia te take i kiia ai te rino ductile maka he rino maka rino spheroidal graphite maka rino nodular ranei. I roto i te rino ductile ma te microsope irahiko, he ahua porowhita te ahua o te kauwhata spheroidal, he ahua radial te ahua o roto, a he huanga polarization. Ko te reeti whakahiatotanga e pa ana ki te paheketanga o te tapeke o te kauwhata porowhita i roto i tetahi awhe ki te tapeke o te kauwhata. Ko te reeti whakahiato he taurangi hei ine i te karaehe whakahiato o te rino maka nodular, a he paerewa nui i roto i te whakarewanga rino ductile.
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Nga Whakakanga Kirikiri Rino Maama
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Nga Waahanga Whakataka Kirikiri Rino Maama
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Te Rino Te Kirikiri Makanga Takirua Te tinana
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Puma Puma Puma Puma Putea Te Rino Sand Maka
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Te Whakarewa Rino Sand Ringa
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Tiananga Puma Maamaa Te Rino Sand Ringa
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Ritenga Maamaa Rino Sand Maka
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Te Whare Pump Rino Maama na te Makanga kirikiri