E whā ngā wāhanga matua o te whānau maitai kore waikura e whakarōpūtia ana i runga i te hanganga moroiti tioata.
Ko Jindalai Steel Group tētahi o ngā kaihanga me ngā kaihokohoko matua o te koiri/pepa/pereti/rīpene/paipa rino kore waikura. He kiritaki ā mātou nō Philippines, Thane, Mexico, Turkey, Pakistan, Oman, Israel, Egypt, Arabia, Vietnam, Myanmar, India me ētahi atu. Tukuna mai tāu patai, ā, ka koa mātou ki te kōrero ngaio ki a koe.
1. Ferritic
Ko ngā maitai Ferritic ngā maitai kowiri tira o te taumata 400 e mōhiotia ana mō te nui o te chromium i roto, mai i te 10.5% ki te 27%. He āhuatanga aukume anō hoki ō rātou, he pai te ngāwari, he pumau te āhua o te kume, me te ātete ki te waikura, te ngenge wera, me te pakaru o te waikura i te ahotea.
● Ngā Whakamahinga o te Kowiri tira Ferritic
Ko ngā tono noa mō ngā maitai kore waikura ferritic ko ngā wāhanga me ngā wāhanga motuka, te ahumahi hinu matū, ngā whakawhiti wera, ngā oumu, me ngā taonga pakari pērā i ngā taputapu me ngā taputapu kai.
2. Austenitic
Ko te wāhanga tino noa pea o te maitai kore waikura, he nui te chromium i roto i ngā maitai austenitic, me ngā rahinga rerekē o te nikara, te konupūmā, te hauota, me ētahi waro. Ka wehea ngā maitai austenitic ki ngā wāhanga iti o te raupapa 300 me te raupapa 200, e whakatauhia ana e ngā koranu e whakamahia ana. Ka wehewehea te hanganga austenitic o te raupapa 300 mā te tāpiri i te nikara. Ko te raupapa 200 e whakamahi ana i te tāpiri o te konupūmā me te hauota. Ko te taumata 304 te maitai kore waikura tino noa.
● Ngā Whakamahinga o te Kowiri tira Austenitic
E kiia ana i ētahi wā ko te 18/8 nā te mea he 18% te chromium me te 8% te nickel, e whakamahia ana i roto i ngā taputapu kīhini, i ngā taputapu kai, i ngā taputapu tukatuka kai, me ngā wāhanga hanganga i roto i ngā ahumahi motuka me te rererangi. Ko te karaehe 201, 304, 316 ngā maitai kore waikura noa. E whakamahia ana i roto i te hanga i te whānuitanga o ngā hua pēnei i ngā taputapu whakarite kai, ngā paepae taiwhanga, ngā taputapu hauora me te pokanga, ngā taputapu poti, ngā rongoā, ngā kakahu, me ngā taputapu tukatuka matū.
3. Martensitic
Kei roto ngā maitai kowiri tira martensitic i te raupapa 400 Grade o ngā maitai kowiri tira. He iti ki te nui te ihirangi waro, ā, kei roto ko te 12% ki te 15% chromium me te 1% molybdenum. Ka whakamahia ina hiahiatia he ātete waikura, he ātete waikura rānei, me te kaha nui i ngā pāmahana iti, te ātete ngoki rānei i ngā pāmahana teitei. He aukume hoki ngā maitai martensitic, ā, he tino ngāwari te hanga me te pakari, e māmā ake ai te hanga.
● Ngā Whakamahinga o te Kowiri tira Martensitic
Ko ngā tono mō ngā maitai kowiri tira martensitic he whānuitanga o ngā wāhanga me ngā wae, mai i ngā mata kōpeke me ngā wāhanga tāpine, ngā taputapu kīhini, ngā pūtu, ngā nati me ngā tīwiri, ngā wāhanga papu me ngā takirere, ngā taputapu niho me ngā taputapu pokanga, ki ngā motuka hiko, ngā papu, ngā takirere, ngā wāhanga mīhini, ngā taputapu pokanga koi, ngā taputapu kutikuti, ngā mata maripi, me ētahi atu taputapu tapahi ringaringa.
4. Whare Takirua
E ai ki te ingoa, he hanganga ranu o te ferrite me te austenite ngā maitai kore waikura takirua. He nui te ihirangi chromium me te molybdenum, 22% ki te 25%, tae atu ki te 5%, ia, me te iti rawa o te ihirangi nickel. Nā te hanganga takirua ka hoatu ki te maitai kore waikura he maha ngā āhuatanga e hiahiatia ana. Hei tīmatanga, ka tukuna e ia he kaha rua o ngā maitai kore waikura austenitic, ferritic rānei noa, me te ātete pai ki te waikura me te pakari.
● Ngā Whakamahinga Kowiri tira takirua
I tohua i roto i te raupapa Karaehe 2000, he pai rawa te kowiri tira takirua mō ngā tono i roto i ngā taiao uaua pēnei i te tukatuka matū, hinu, me te hau me ngā taputapu, moana, taiao hauota nui, ahumahi penupenu me te pepa, ngā tāke utanga mō ngā kaipuke me ngā taraka, me ngā tipu wahie koiora, ngā oko pupuri hauota, ngā oko pēhanga rānei, te kawe waka, ngā ngongo whakawhiti wera, te hanga, te ahumahi kai, ngā tipu tango tote, me ngā wāhanga mō ngā pūnaha FGD.
Jindalai Steel Group - te kaihanga rongonui o te maitai kore waikura i Haina. Neke atu i te 20 tau te whanaketanga o ā mātou wheketere i ngā mākete o te ao, ā, e rua ā mātou wheketere me te kaha whakaputa neke atu i te 400,000 tāne ia tau. Mena kei te hiahia koe ki ētahi atu kōrero mō ngā rauemi maitai kore waikura, nau mai whakapā mai ki a mātou i tēnei rā, tono utu rānei.
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Wā tuku: Hakihea-19-2022
