1. He aha ngā Tohu Rauemi Rino Hurihia Wera?
He koranu rino te maitai, he iti noa te waro kei roto. He rerekē ngā momo o ngā hua maitai i runga i te ōrau o te waro kei roto. Ka whakarōpūtia ngā momo maitai rerekē i runga i te nui o te waro kei roto. Ka whakarōpūtia ngā momo maitai kua hurihia kia rite ki ngā rōpū waro e whai ake nei:
Ko te rino waro-iti, te maitai ngawari rānei, he 0.3% te iti iho rānei o te waro i roto i te rōrahi.
Kei roto i te maitai waro-waenga te 0.3% ki te 0.6% waro.
Neke atu i te 0.6% te waro kei roto i ngā maitai waro-tiketike.
Ka tāpirihia hoki he iti noa iho o ētahi atu rauemi whakarewa pērā i te chromium, te manganese, te tungsten rānei hei whakaputa i ngā momo maitai maha atu. He maha ngā āhuatanga ahurei o ngā momo maitai rerekē pērā i te kaha kume, te ngāwari, te ngāwari ki te nekeneke, te pakari, me te kawe wera me te hiko.
2. Ngā rerekētanga i waenga i te maitai hurihuri wera me te maitai hurihuri makariri
E rua ngā huarahi matua e hangaia ai te nuinga o ngā hua maitai: te hurihuri wera, te hurihuri matao rānei. Ko te maitai hurihuri wera he tukanga mira e pēhia ai te maitai i te pāmahana teitei. I te nuinga o te wā, neke atu i te 1700°F te pāmahana mō te maitai hurihuri wera. Ko te maitai hurihuri matao he tukanga e pēhia ai te maitai i te pāmahana rūma.
He mea nui kia mōhiotia ko te maitai hurihuri wera me te maitai hurihuri matao ehara i te mea he momo maitai. Ko ngā tikanga hanga-mua ēnei e whakamahia ana mō ngā momo hua maitai.
Tukanga Rino Hurihia Wera
Ko te rino hurihuri wera he hanga me te hurihuri i ngā pereti rino kia roa, me te whakamahana ake i tōna pāmahana hurihuri pai rawa atu. Ka whāngaihia te pereti whero-wera mā roto i tētahi raupapa mira hurihuri hei hanga me te totoro kia angiangi. Kia oti te hanga, ka whakamataohia te pereti rino ki te wai, ka takai ki roto i te koiri. Ka whakawhanakehia e ngā tere whakamatao wai rerekē ētahi atu āhuatanga whakarewa i roto i te rino.
Mā te whakataurite i te maitai wera i te pāmahana rūma ka nui ake te kaha me te ngāwari.
Ko te maitai hurihuri wera e whakamahia ana mō ngā mahi hanga, ngā ara rerewē, ngā pepa whakarewa, me ētahi atu mahi kāore e hiahiatia he āhua ataahua, he āhua me ngā āheinga tika rānei.
Tukanga Rino Hurihia Matao
Ka whakamahanahia, ka whakamataohia hoki te maitai hurihuri matao pērā i te maitai hurihuri wera, engari ka tukatukahia anō mā te whakamahana, te hurihuri whakamahana rānei kia nui ake ai te kaha kume me te kaha tuku. Ka tāpirihia te utu e te mahi me te wā tukatuka tāpiri, engari ka taea te whakatutuki i ngā ātete āhua tata ake, ā, ka whakarato i te whānuitanga o ngā whiringa whakaoti. He maeneene ake te mutunga o tēnei momo maitai, ā, ka whakamahia i roto i ngā tono e hiahia ana ki tētahi āhua mata motuhake me te ātete āhua.
Ko ngā whakamahinga noa o te maitai hurihuri matao ko ngā wāhanga hanganga, ngā tāonga whakarewa, ngā taputapu whare, ngā wāhanga motuka me ngā tono hangarau e hiahiatia ana te tika, te ātaahua rānei.
3. Ngā Tohu Rino Hurihia Wera
Kei te wātea te maitai hurihuri wera i roto i ngā momo taumata hei whakatutuki i ngā whakaritenga o tō kaupapa. Ko te American Society for Testing and Materials (ASTM) me te Society of Automotive Engineers (SAE) e whakatakoto ana i ngā paerewa me ngā taumata e ai ki te hanganga ā-tinana me ngā āheinga o ia konganuku.
Ka tīmata ngā tohu maitai ASTM ki te reta "A" e tohu ana i ngā konganuku ferrous. Ka whakamahia e te pūnaha tohu SAE (e mōhiotia ana ko te American Iron and Steel Institute, te pūnaha AISI rānei) he tau mati-whā mō te whakarōpūtanga. Ka tīmata ngā tohu maitai waro ma i tēnei pūnaha ki te mati 10, ā, ka whai ake ko ngā tauoti e rua e tohu ana i te kukū waro.
Ko ngā momo maitai hurihuri wera e whai ake nei. Kia mōhio koe, ko ētahi hua e tukuna ana i roto i ngā momo maitai hurihuri wera me te hurihuri matao.
A36 Rino Wera Hurihia
Ko te maitai A36 hurihuri wera tētahi o ngā maitai hurihuri wera rongonui rawa atu (kei te wātea mai anō hoki i roto i te putanga hurihuri matao, he iti ake te kitea). Ko tēnei maitai waro iti kei roto i te iti iho i te 0.3% te ihirangi waro mā te taumaha, 1.03% te manganese, 0.28% te silicon, 0.2% te parahi, 0.04% te whākōkī, me te 0.05% te whanariki. Ko ngā whakamahinga ahumahi noa o te maitai A36 ko:
Ngā anga taraka
Ngā taputapu ahuwhenua
Ngā whata
Ngā ara hīkoi, ngā arawhata, me ngā ara tiaki
Tautoko hanganga
Ngā wakatō
Hanganga whānui
1018 Pae maitai waro hurihuri wera
I te taha o te A36, ko te AISI/SAE 1018 tētahi o ngā momo maitai tino noa. I te nuinga o te wā, ka whakamahia tēnei momo i te A36 mō ngā āhua pae, rīpene rānei. Kei roto i ngā rauemi maitai 1018 ngā momo hurihuri wera me ngā momo hurihuri matao, ahakoa he nui ake te whakamahinga o te hurihuri matao. He pai ake te kaha me te pakeke o ngā momo e rua i te A36, ā, he pai ake mō ngā mahi hanga matao, pērā i te piko, te whakakoi rānei. Kei roto i te 1018 te 0.18% waro me te 0.6-0.9% konupora, he iti iho i te A36. Kei roto hoki ngā toenga o te whākawa me te whanariki engari he iti ake ngā poke i te A36.
Ko ngā whakamahinga noa o te maitai 1018 ko:
Ngā taputapu
Ngā Paina
Ngā Rātiti
Ngā paheke taputapu hinu
Ngā pine
Ngā pine mekameka
Ngā Raina
Ngā titi
Ngā pine punga
1011 Pepa Rino Hurihia Wera
1011 He mata taratara ake te mata o te pepa me te pereti maitai hurihuri wera i te maitai hurihuri matao me te pereti. Ina whakakanapahia, ka whakamahia hoki i ngā tono e hiahiatia ana te ātete ki te waikura. He ngāwari te keri, te hanga me te whakarewa i te pepa me te pereti maitai HR kaha teitei me te tino taea te hanga. Kei te wātea ngā pepa me te pereti maitai hurihuri wera hei P&O paerewa hurihuri wera, hurihuri wera rānei.
Ko ētahi o ngā painga e pā ana ki te pepa me te pereti maitai hurihuri wera 1011 ko te ngāwari ake o te whakangawari, te tere whakaputa teitei, me te iti ake ina whakaritea ki te hurihuri matao. Ko ngā whakamahinga ko:
Te hanga me te hanga
Waka me te kawe waka
Ngā ipu tuku
tuanui
Ngā taputapu
Ngā taputapu taumaha
Rino ASTM A513 Hurihia Wera
Ko te whakatakotoranga ASTM A513 mō ngā ngongo maitai waro wera kua hurihia. Ka hangaia ngā ngongo maitai wera kua hurihia mā te tuku i te pepa whakarewa wera mā roto i ngā roera hei whakatutuki i ngā ine ā-tinana motuhake. He mata taratara te hua kua oti me ngā kokonga porowhita, ā, he hanganga whakarewa, he hanganga kore hononga rānei. Nā ēnei āhuatanga, he pai rawa atu te ngongo maitai wera kua hurihia mō ngā tono kāore e hiahiatia he āhua tika, he manawanui kikī rānei.
He ngāwari te tapahi, te whakarewa, te hanga, me te mīhini i te ngongo maitai wera. He maha ngā whakamahinga ahumahi e whakamahia ana, tae atu ki:
Ngā maunga miihini
Ngā pūhi
Te hanganga whare/te hoahoanga
Ngā motuka me ngā taputapu e pā ana (ngā wakatō, me ētahi atu)
Ngā taputapu ahumahi
Ngā anga o te papa rā
Ngā taputapu kāinga
Rererangi/ātea
Ngā taputapu ahuwhenua
Rino ASTM A786 Hurihia Wera
He pakari te maitai ASTM A786 kua hurihia weratia, ā, he mea hanga noa iho mō ngā pereti takai maitai mō ēnei mahi e whai ake nei:
Papa
Ara tīwae
1020/1025 Rino Hurihia Wera
He mea tino pai mō ngā mahi hanga me te hangarau, he mea whakamahi noa te maitai 1020/1025 mō ngā mahi e whai ake nei:
Ngā taputapu me ngā mate
Ngā wāhanga mīhini
Ngā taputapu motuka
Ngā taputapu ahumahi
Mena kei te whakaaro koe ki te hoko i te koiri hurihuri wera, te rau hurihuri wera, te koiri hurihuri makariri, te pereti hurihuri makariri, tirohia ngā kōwhiringa a JINDALAI māu, ā, whakaarohia te whakapā atu ki tā mātou tīma mō ētahi atu kōrero. Ka hoatu e mātou te otinga pai rawa atu mō tō kaupapa. Tena koa whakapā mai ki a mātou.
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Wā tuku: Maehe-06-2023
