Ko te whakarewa maitai kore waikura he wāhanga motuhake o te hononga whakarewa e hiahia ana kia tino whakahaerehia ngā āhuatanga whakarewa me ngā tawhā tukanga. He mea nui te whiriwhiri i ngā rauemi whakakī tika hei whakatutuki i ngā āhuatanga e hiahiatia ana i roto i te whakarewa, inā koa ka mahi me ngā koranu pāmahana teitei me te ātete-waikura. I roto i tēnei mara hangarau, ko te whakarōpūtanga AWS A5.4 E310-16 e tohu ana i tētahi momo hiko whakarewa maitai kore waikura motuhake i hangaia mō ngā tono uaua e tino hiahiatia ana te mahi pāmahana teitei.
Ko te hikohiko E310-16, e kiia ana ko A402, he hanganga putunga Cr26Ni21 austenitic katoa me te pūnaha paninga titania-konupūmā. Mā tēnei paninga rere motuhake ka taea te whakamahi i ngā pūtake hiko tauutuutu me te au tika, me te whakarato i te pumau o te pewa me te wetewete para e tino whakarei ake ana i te whakamahinga a te kaiwhakahaere. Ka whakatairanga te hanganga taurite i te whakawhiti whakarewa maeneene, te iti o te whakaputanga para, me te tango para ngāwari.—ngā āhuatanga e whai wāhi tahi ana ki te whakapai ake i te kounga me te whai huatanga o te whakarewawhakarewa maitai kore waikurangā tikanga.
Ko tētahi āhuatanga motuhake o tēnei hikohiko ko te ātete tino pai ki te waikura i te pāmahana teitei e whakaatuhia ana e te konganuku kua whakatakotoria, e pupuri ana i te hanganga pumau i roto i te 900°C ki te 1100°Awhe C. Nā tēnei āhuatanga mahi he tino pai mō te hanga i ngā wāhanga e pāngia ana e te wera tonu, ngā wāhanga oumu, ngā taputapu maimoatanga wera, me ngā pūnaha tukatuka pāmahana teitei. Ko te hanganga moroiti austenitic o te konganuku whakarewa e whakarato ana i te pumau wera me te ngāwari, e ārai ana i ngā āhuatanga pakarukaru ka whakararu i te roa o te ratonga o te wāhanga.
Mō te whānuitanga o te tono, ko tēneiwhakarewa maitai kore waikuraHe tino whai hua te hikohiko, he nui ake tōna āheinga ki te hono i ngā maitai kore waikura ātete-wera. He pai te mahi mō te whakarewa i ngā maitai chromium kua tineihia tae atu ki ngā momo Cr5Mo, Cr9Mo, Cr13, me te Cr28, me te whakarato hoki i ngā otinga pono mō ngā hononga whakarewa rerekē i waenga i ngā rauemi austenitic me te ferritic. Ka whakaitihia e tēnei hototahi whakawhiti-momo ngā whakaritenga taonga me te pupuri tonu i te kounga whakarewa puta noa i ngā āhuatanga whakatika me te hanga rerekē.
Ko te whakarōpūtanga E310-16 he otinga hangarau matatau i roto i tewhakarewa maitai kore waikurarohe, i hangaia mō ngā taiao pāmahana teitei. Ko tōna huinga o ngā āhuatanga mahi, ngā āhuatanga whakarewa, me te ngāwari o te tono ka whakatū i tēnei hiko hei rauemi nui mō ngā ahumahi e hiahia ana ki te mahi pono i raro i te taumahatanga wera. Ko te hiranga tonu o ēnei taonga pau motuhake e whakaatu ana i te hiranga o ngā huarahi motuhake ki ngā rauemi i roto i ngā tono whakarewa maitai kowiri tira matatau.
Wā tuku: Oketopa-21-2025