Te whiriwhiri me te whakataurite i te mahi o ngā rauemi peera
I roto i ngā taputapu miihini, ko ngā peera, hei wāhanga matua, ko te whiriwhiri rauemi te mea e whakatau tika ana i te mahi, te roa o te mahi me te pono o ngā peera. Ko ngā rauemi peera noa ko te maitai waro-teitei, te maitai koranu, te maitai kore waikura me te uku, me ētahi atu. He rerekē te mahi, ngā painga me ngā ngoikoretanga, me te whānuitanga o te tono o ia rauemi. I te wā e whiriwhiri ana i ngā rauemi peera, me whai whakaaro ki ngā āhuatanga maha, pērā i te pakeke, te ātete ki te kakahu, te ātete ki te waikura, me te urutau ki te pāmahana. Ka whakahaerehia e tēnei tuhinga he tātari taipitopito o ngā āhuatanga mahi o ngā momo rauemi peera rerekē, ā, ka tūhura i te pūtake mō tā rātou whiriwhiri i roto i ngā tono rerekē.
Ngā rauemi peera maitai waro-tiketike
1. Ngā āhuatanga o te rauemi
Ko te maitai waro-tiketike (pērā i te AISI 52100) tētahi o ngā rauemi whāriki tino noa, he tino pakeke, he ātete hoki ki te kakahu. I te nuinga o te wā ka whakarei ake i te pakeke me te ātete ki te kakahu mā te maimoatanga wera (pērā i te tinei me te whakamahana). He teitei te ihirangi waro o te maitai waro-tiketike, mai i te 0.95% ki te 1.05%.
2. Tātari Mahi
Pakeke: I muri i te maimoatanga tinei, ka piki ake te pakeke o te waro-tiketike Ngā Peera Rino ka taea te eke ki te HRC60-65, he kaha te ātete ki te pēhanga me te ātete ki te kakahu.
Ātete kakahu: He pai te ātete kakahu o te maitai waro-teitei, ā, he pai mō te whakamahi i raro i ngā āhuatanga kawenga reo me te tere iti.
Ātete ki te waikura: Ki te whakatauritea ki te maitai kore waikura me ngā rauemi uku, he ngoikore ake te ātete ki te waikura o te maitai waro-nui, ā, he ngāwari ki te waikura i ngā taiao haukū, waikura rānei.
3. Te whānuitanga o te tono
E whakamahia whānuitia ana ngā peera maitai waro-tiketike i roto i ngā taputapu mīhini me ngā kawenga iti ki te reo, inā koa i ngā āhuatanga e hiahiatia ana he pakeke teitei me te ātete ki te kakahu, pērā i ngā motuka hiko, ngā motuka me ngā taputapu ahumahi.
Ngā Rauemi Whakapūmau maitai koranu
1. Ngā āhuatanga o te rauemi
Ko ngā rauemi tautoko maitai koranu e pā ana ki te tāpiri i ngā huānga tautoko (pērā i te chromium, te molybdenum, te vanadium, me ētahi atu) ki te maitai waro-teitei hei whakapai ake i te mahi. Ko ngā rauemi tautoko maitai koranu noa ko te AISI 8620, AISI 4320, me ētahi atu.
2. Tātari Mahi
Pakeke: Ka taea e ngā peera maitai koranu te whakatutuki i te pakeketanga teitei mā te maimoatanga wera, mai i te HRC55 ki te 62, ā, he tino pai te ātete ki te kakahu.
Ātete kakahu: Ka taea e ngā huānga koranu (pērā i te chromium) te whakarei ake i te ātete kakahu o ngā rauemi, kia tino pai ai mō te whakamahi i raro i ngā āhuatanga mahi kawenga nui me te tere nui.
Ātete ki te waikura: Ki te whakatauritea ki te maitai waro-nui, kua pai ake te ātete ki te waikura o te maitai koranu, engari me whai whakaaro tonu ki ngā āhuatanga taiao. Tērā pea ka hiahiatia he tiakitanga tāpiri, inā koa i ngā taiao he nui te makuku, he waikura matū rānei.
3. Te whānuitanga o te tono
E whakamahia whānuitia ana ngā peera maitai koranu i roto i ngā motuka, te rererangi, ngā mīhini taumaha me ngā taputapu kawenga nui, ā, he tino pai mō ngā āhuatanga mahi kawenga nui, tere nui me te wā roa.
Ngā rauemi peera maitai kore waikura
1. Ngā āhuatanga o te rauemi
He tino ātete ki te waikura ngā rauemi peera maitai kore waikura. Ko ngā rauemi maitai kore waikura noa ko te AISI 440C, te AISI 304, me ētahi atu. Ko te AISI 440C he maitai kore waikura pakeke e whakamahia ana mō te hanga.Te Whatunga Mowhitis, ā, he pai mō te whakamahi i roto i ngā taiao uaua.
2. Tātari Mahi
Pakeke: Ka eke te pakeke o ngā peera maitai kore waikura AISI 440C ki te HRC58-62. Ahakoa he iti iho i te maitai koranu, he tino pai tonu tana mahi i roto i ngā taiao tino waikura.
Ātete kakahu: Ahakoa kāore te ātete kakahu o te maitai kore waikura i te rite te pai ki te ātete kakahu o te maitai koranu me te uku, he rawaka hei whakatutuki i ngā whakaritenga i ētahi wā, inā koa i roto i te taiao makuku.
Ātete ki te waikura: Ko te painga nui o te maitai kore waikura ko tōna ātete pai ki te waikura, he mea tino pai mō te wai moana, te waikura matū, ngā taiao makuku nui rānei.
3. Te whānuitanga o te tono
He pai ngā peera kowiri tira mō ngā tono e hiahia ana kia ātete ki te waikura, ki te pāmahana teitei, me ngā taiao ma, pēnei i te tukatuka kai, ngā taputapu hauora, te miihini moana, me ētahi atu.
Ngā Rauemi Pei Uku
1. Ngā āhuatanga o te rauemi
Ngā Peera Uku (pērā i te silicon nitride me te alumina) he mea hanga i ngā rauemi uku, ā, he tino ātete ki te waikura, he ātete ki te pāmahana teitei, he iti hoki ngā āhuatanga waku. He whānuitia te whakamahinga o ngā peera uku i roto i ngā āhuatanga mahi hangarau teitei me ngā āhuatanga mahi tino uaua.
2. Tātari Mahi
Pakeke: He tino teitei te pakeke o ngā rauemi uku, e eke ana ki runga ake i te HRC80, e pai ai mō ngā āhuatanga mahi taumaha me te wā roa.
Ātete kakahu: He pai ake te ātete kakahu o ngā peera uku i ērā o ngā mea whakarewa, ā, he tino pai mō te whakamahi i raro i ngā āhuatanga pāmahana tiketike me te waku maroke.
Ātete ki te waikura: He tino pai te ātete o ngā peera uku ki te waikura, ā, ka taea te mahi mō te wā roa i roto i ngā taiao tino kino, he mea tino pai mō ngā taiao kei reira ngā wai me ngā hau waikura.
He iti te waku: He iti rawa te tauwehenga waku o ngā peera uku, ā, he pai mō ngā taputapu whakahaere tere-nui.
3. Te whānuitanga o te tono
He whānuitia te whakamahinga o ngā peera uku i roto i ngā motuka tere-rahi, ngā taputapu hauora, ngā waka rererangi, ngā āhuatanga mahi pāmahana-tiketike me te pēhanga-tiketike, tae atu ki ngā taiao tino kino e hiahia ana kia kore e whakamahia he hinu mō te wā roa.
Whakarāpopototanga o te Kōwhiringa Rauemi Peera
He painga me he herenga anō ō ngā peera i hangaia mai i ngā rauemi rerekē i roto i ngā āhuatanga tono rerekē. Ko te whiriwhiri tika i ngā rauemi peera te mea nui ki te whakarite kia roa te mahi a ngā taputapu miihini. Anei ētahi mātāpono noa mō te whiriwhiri rauemi:
Maitai waro-tiketike: He pai mō ngā kawenga reo-waenga me ngā kawenga iti, me ngā āhuatanga mahi e hiahia ana kia tino pakeke.
Koranu maitai: He pai mō ngā taputapu he nui te kawenga, he tere teitei, he roa te mahi, ā, he kaha te ātete ki te kakahu me te kaha.
Kowiri tira: He pai mō ngā taputapu e hiahia ana kia ātete ki te waikura me te pāmahana teitei, pērā i te tukatuka kai me te tukatuka matū.
Ngā rauemi uku: He pai mō ngā tono motuhake tere-teitei, pāmahana-teitei me te kore-hinuhinu, pērā i te rererangi, ngā taputapu tika, me ētahi atu.
Mā te whiriwhiri i ngā rauemi me ngā momo peera e tika ana ka āwhina i te whakapai ake i te mahi me te roa o te ora o ngā taputapu me te whakaiti i ngā utu tiaki.
Ko te whiriwhiri i ngā rauemi peera ka pā tika ki te whai huatanga o te mahi me te roa o te mahi a ngā taputapu. Whai muri i te mārama ki ngā āhuatanga mahi o ngā rauemi rerekē, ka taea e tātou te whiriwhiri i te rauemi peera tino tika i runga i ngā āhuatanga mahi tuturu hei whakarite i te pumau me te whai huatanga o ngā taputapu i raro i ngā āhuatanga mahi rerekē. Mā te whiriwhiri, te hoahoa me te tiaki tika, ka taea e ngā peera te mahi pai rawa atu i roto i ngā taiao rerekē, ka āwhina i ngā taputapu ahumahi kia roa ake te mahi me te whai hua ake.
