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ʻEkolu mau mea maʻamau no nā wili

He mea nui nō hoʻi ka hoʻohana ʻana i nā mea hana nowili maʻamau ʻole, a me kawili maʻamauʻokoʻa nā mea i hoʻohana ʻia i nā noi like ʻole, e like me nā kūlana hana o nā mea like ʻole, a pēlā aku, e like me kawili mākeke o kēia manawaʻEkolu mau mea hana i hoʻokomo ʻia i ke kila kalapona, ke kila kila, ke keleawe.

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1.No ke aha e koho ai i ke kila kalapona, ke kila kila, ke keleawe?
Ke kila kalapona: Hoʻokaʻawale mākou ma waena o ke kila kalapona haʻahaʻa, ke kila kalapona waena a me ke kila kalapona kiʻekiʻe, a me ke kila huila ma ka nui o ke kalapona i loko o ke kila kalapona.
(1) ʻO ke kila kalapona haʻahaʻa C%≤0.25% i ʻike nui ʻia ʻo ke kila A3 ma Kina. Ua kapa ʻia nā ʻāina ʻē he 1008, 1015, 1018, 1022, a pēlā aku. Hoʻohana nui ʻia ia no nā huahana me nā koi paʻakikī ʻole e like me nā bolts 4.8 grade, nā nati 4 grade a menā wili liʻiliʻi(Nānā: Hoʻohana nui ʻia ka mea 1022 no nā kui wili.)
(2)Kila kalapona waena 0.25%
(3) Ke kila kalapona kiʻekiʻe C%>0.45%. I kēia manawa, ʻaʻole ia i hoʻohana nui ʻia ma ka mākeke
(4) Ke kila kila: hoʻohui i nā mea hoʻohui i ke kila kalapona maʻamau e hoʻonui i kekahi mau waiwai kūikawā o ke kila: e like me 35, 40 chromium molybdenum, SCM435, 10B38. Hoʻohana nui nā wili Panvo i ke kila kila chrome SCM435, a ʻo nā mea nui ʻo C, Si, Mn, P, S, Cr, a me Mo.
Wili kila kalaponahe ikaika kiʻekiʻe a paʻakikī hoʻi, kūpaʻa maikaʻi i ka ʻaʻahu ʻana, plasticity ikaika, a me ke kumukūʻai hana haʻahaʻa. ʻO kēia mau waiwai e hoʻolilo i ke kila kalapona i mea kūpono no ka hana ʻana i nā ʻāpana maʻamau.

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Kila kila: papa hana: 45, 50, 60, 70, 80
ʻO nā ʻāpana nui he austenite (18% Cr, 8% Ni), nona ke kūpaʻa wela maikaʻi, kūpaʻa maikaʻi i ka pala a me ka hiki ke hoʻopili maikaʻi. ʻO A1, A2, A4 martensitic a me 13% Cr he kūpaʻa pala maikaʻi ʻole, ikaika kiʻekiʻe a me ke kūpaʻa ʻaʻahu maikaʻi. ʻO C1, C2, C4 ferritic stainless steel. ʻOi aku ka maikaʻi o ka 18% Cr upsetting, a ʻoi aku ka ikaika o ke kūpaʻa pala ma mua o ka martensite. I kēia manawa, ʻo nā mea i lawe ʻia mai ma ka mākeke he mau huahana Iapana nui. Wahi a ka pae, ua māhele nui ʻia i SUS302, SUS304, a me SUS316.
ʻO ka wili kila kilaHe kūpaʻa maikaʻi loa kona i ka pala, hiki ke mālama ʻia i ke kūlana maikaʻi no ka manawa lōʻihi i nā wahi ʻino, a ʻaʻole maʻalahi ka popo. Eia kekahi, he mau ʻano ikaika ko ke kila kila, maikaʻi kona ʻano, a maʻalahi hoʻi ka hana ʻana.
Keleawe: ʻO ke keleawe ka mea i hoʻohana pinepine ʻia... Zinc-keleawe metala. Hoʻohana nui ʻia ke keleawe H62, H65 a me H68 ma ke ʻano he mau ʻāpana maʻamau ma ka mākeke.
ʻO ka wili keleawehe conductivity uila maikaʻi, conductivity wela, kūpaʻa i ka pala a me nā waiwai hana, a hiki ke hoʻopaʻa ʻia a hoʻoheheʻe ʻia. ʻO kēia mau waiwai e lilo ai ke keleawe i mea pono i ka hoʻoili mana, nā motika

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2 He aha ka ʻokoʻa ma waena o ke kila kila a me ke kila kalapona?
He mau mea kila nō hoʻi ke kila kila a me ke kila kalapona, a ʻike ʻole ka poʻe he nui i ka ʻokoʻa ma waena o ke kila kila a me ke kila kalapona.
He aha ka ʻokoʻa ma waena o ke kila kila a me ke kila kalapona? Ma muli o ke kumu a me ka hopena o ka hana, aia nā ʻokoʻa maʻamau:
(1) ʻO ke kila kila he haʻahaʻa ka conductivity thermal a me ka elongation haʻahaʻa ma muli o kona conductivity thermal a me ka elongation haʻahaʻa, no laila nui ka ikaika deformation i koi ʻia;
(2) Ke hoʻohālikelike ʻia me ke kila kalapona, he ʻano ikaika ko ka papa kila kila e hoʻihoʻi i ka wā e kūlou ana;
(3) Ke hoʻohālikelike ʻia me ke kila kalapona, ma muli o ka elongation haʻahaʻa o ka papa kila kila, ʻoi aku ka nui o ke kihi kūlou R o ka workpiece ma mua o ke kila kalapona i ka wā e kūlou ana, inā ʻaʻole hiki ke māwae;
(4) Ma muli o ke kiʻekiʻe o ka paʻakikī o ka papa kila kila a me ka hopena koʻikoʻi o ka paʻakikī hana anu, i ke koho ʻana i nā mea hana kulou compression, pono e koho ʻia ke kila mea hana me ka paʻakikī lapaʻau wela ma mua o 60HRC, a pono e koi ʻia kona ʻili ʻili.

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Ma Yuhuang,mea hana wili Kinaua ʻike mākou i kēlāwili kiʻekiʻeʻo nā mea maka ke kumu no ka hana ʻana i nā huahana maikaʻi loa. No laila, kēlā me kēiawiliHana ʻia me ke kila kila ikaika kiʻekiʻe, ke kila kila a me nā mea holomua ʻē aʻe i nānā pono ʻia e hōʻoia i ka loaʻa ʻana o ka hiki ke hāpai i ka ukana a me ke kūpaʻa ʻana i ka pala, akā mālama pū i kahi kūlana hana paʻa a hilinaʻi hoʻi i nā wahi koʻikoʻi. Ke koho nei i nā wili Yuhuang, ke koho nei ʻoe i ka hōʻoia maikaʻi kīnā ʻole.

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Ka manawa hoʻouna: Sep-21-2024