Mō ngā whakarewa maitai ātete-wera, me kōrero tātou mō te umanga maimoatanga wera; mō te maimoatanga wera, me kōrero tātou mō ngā ahi ahumahi e toru, te whakamahana, te tinei, me te whakamahana. Nā, he aha ngā rerekētanga i waenganui i ngā mea e toru?
(Kotahi). Ngā momo whakamahana
1. Te whakamahana katoa me te whakamahana isothermal
Ko te whakamahana katoa e kiia ana ko te whakamahana anō i te tioata, e kiia whānuitia ana ko te whakamahana. Ko te whakamahinga matua o tēnei whakamahana ko te whakarewa, te hanga me ngā kōtaha hurihuri wera o ngā momo maitai waro me ngā maitai koranu me ngā hanganga hypoeutectoid, ā, i ētahi wā ka whakamahia mō ngā hanganga whakarewa. Ko te whakamahinga whānuitia ko te whakamahana whakamutunga o ētahi wahi mahi kāore i te tino hira, ko te whakamahana-mua rānei o ētahi wahi mahi.
2. te whakamahana porowhita
Ko te whakamahana porohita te mea e whakamahia nuitia ana mō te maitai waro hypereutectoid me te maitai taputapu koranu (pērā i ngā momo maitai e whakamahia ana hei hanga taputapu tapahi, taputapu ine, me ngā pokepoke). Ko tōna kaupapa matua he whakaiti i te pakeke, he whakapai ake i te kaha ki te miihini, me te whakarite mō te tinei i muri mai.
3. Te whakamahana i te ahotea
Ko te whakamahana whakamāmā ahotea e kiia ana ko te whakamahana pāmahana-iti (te whakamahana pāmahana-tiketike rānei). Ko te nuinga o tēnei momo whakamahana ka whakamahia hei whakakore i te ahotea toenga i roto i ngā whakarewanga, ngā hangahanga, ngā wāhanga whakarewa, ngā wāhanga huri-wera, ngā wāhanga tōia-matao, me ētahi atu. Ki te kore ēnei ahotea e whakakorea, ka rerekē te āhua, ka pakaru rānei ngā wāhanga maitai i muri i tētahi wā, i roto rānei i ngā tukanga tapahi i muri mai.
(E rua). Te tinei
Ko ngā tikanga matua hei whakapai ake i te pakeketanga ko te whakamahana, te tiaki wera, me te whakamatao tere. Ko ngā mea whakamatao e whakamahia whānuitia ana ko te tote, te wai me te hinu. He ngāwari te whiwhi i te mea mahi e tineia ana i roto i te wai tote ki te pakeke teitei me te mata maeneene, ā, kāore e ngāwari ki ngā wāhi ngohengohe kāore e tineia, engari he ngāwari ki te whakaputa i te ahua rerekē o te mea mahi, tae atu ki te ngatata. Ko te whakamahinga o te hinu hei mea tineia he pai anake mō te tineia o ētahi maitai koranu, ngā mea mahi maitai waro iti rānei kei reira te pumau o te austenite superfrosted.
(Toru). Te whakamahana
1. Whakaitihia te pakarukaru, whakakorea, whakaitihia rānei te ahotea o roto. I muri i te tineia, ka nui te ahotea o roto me te pakarukaru o ngā wāhanga maitai. Ki te kore e whakamaroketia i te wā tika, ka rerekē te āhua o ngā wāhanga maitai, ka pakaru rānei.
2. Whiwhi i ngā āhuatanga ā-pūkaha e hiahiatia ana o te mea mahi. I muri i te tinei, he tino pakeke te mea mahi, ā, he tino pakarukaru hoki. Hei whakatutuki i ngā whakaritenga mahi rerekē o ngā momo mea mahi, ka taea te whakarite i te pakeke mā te whakamahana tika, te whakaiti i te pakarukaru me te whiwhi i te pakari e hiahiatia ana. Te kirihou.
3. Rahi pūmau o te rauemi mahi
4. Mō ētahi maitai koranu he uaua ki te whakangawari mā te whakamahana, ka whakamahia te whakamahana pāmahana teitei i muri i te tinei (te whakataurite rānei) hei kohikohi tika i ngā warowaiha i roto i te maitai, hei whakaiti hoki i te pakeketanga hei whakahaere i te tapahi.
Wā tuku: Paenga-whāwhā-10-2024
