Ua lilo ke kila kila i mea waiwai nui i ka ʻoihana hou ma muli o kona kūpaʻa maikaʻi ʻana i ka corrosion, ikaika kiʻekiʻe, a me nā aesthetics. Ma waena o lākou, ua hoʻohana nui ʻia ka pepa kila stainless steel i nā kaʻa, nā mea hana hale, ke kūkulu ʻana a me nā māla ʻē aʻe ma muli o ko lākou formability maikaʻi a me ka hoʻohana ākea. E hōʻike kikoʻī ana kēia ʻatikala i kāna mau hiʻohiʻona a me kāna hana, nā ʻano a me nā māka kila, nā hiʻohiʻona noi, a me nā kaʻina hana.
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(1)、 ʻO nā hiʻohiʻona a me ka hana ʻana o nā pā kila kila
1、Nā hiʻohiʻona
ʻO ke kūpaʻa ʻino: Loaʻa i ke kila kila nā mea hoʻoheheʻe e like me ka chromium (Cr) a me ka nickel (Ni), a ua hoʻokumu ʻia kahi kiʻi ʻoniʻoni oxide ma luna o ka ʻili, hiki ke pale aku i ka corrosion e ka media e like me nā waikawa, alkalis, a me nā paʻakai.
Ka ikaika kiʻekiʻe a me ka paʻakikī: Pono ke kaʻina hana stamping i ka mea i loaʻa ka plasticity a me ka ikaika. Hiki i ke kila kila ke hoʻokō i nā koi stamping like ʻole ma hope o ka ʻōwili anu a i ʻole ka mālama wela.
Hoʻopau ʻili: Hiki ke mālama ʻia ka ʻili o nā papa kila kila ma ka polishing, hau, etc.
2、ʻO nā pono hana
Maikaʻi ke ʻano: He kiʻekiʻe ka ductility o nā pā kila kila a kūpono no ke kahakaha ʻana i nā ʻano paʻakikī (e like me ke kikoo a me ke kulou ʻana).
Paʻa paʻa: Liʻiliʻi rebound ma hope o stamping, a me ke kiʻekiʻe precision o pau huahana.
ʻO ke kuʻi ʻana a me ka poli ʻana: Hiki ke hoʻopili hou ʻia nā ʻāpana i hoʻopaʻa ʻia e hoʻonui i nā hiʻohiʻona noi.
3、Ka hoʻololi ʻana i nā pono kūikawā
ʻO kekahi mau mea kila (e like me 316L) he kiʻekiʻe ke kūpaʻa wela a kūpono i nā wahi wela kiʻekiʻe; ʻO ka duplex stainless steel ka ikaika kiʻekiʻe a me ka pale ʻana i ka corrosion.
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(2)、 Nā ʻano o nā pā kila kila a me nā māka kila maʻamau
Ma muli o ke ʻano metallographic a me ka haku melemele, hiki ke hoʻokaʻawale ʻia ke kila stainless i nā ʻāpana aʻe:
| ʻano ʻano | Nā māka kila maʻamau | Nā hiʻohiʻona | Nā hiʻohiʻona kūpono |
| Austenitic kila kila | 304、316L | Kiʻekiʻe nickel maʻiʻo, non-magnetic, maikaʻi corrosion kū'ē a me ka maikai formability. | ʻO nā meaʻai, nā mea lapaʻau, nā mea hoʻonani |
| He kila kuhiliʻole Ferritic | 430、409L | ʻO ka nickel haʻahaʻa a me ke kalapona haʻahaʻa, ka magnetic, ke kumu kūʻai haʻahaʻa, a me ke kūpaʻa ikaika i ka corrosion stress. | Paipu pahu kaʻa, hale lako hale |
| Ke kila kila ʻole Martensitic | 410、420 | ʻO ka maʻiʻo kalapona kiʻekiʻe, hiki ke hoʻopaʻakikī ʻia e ka mālama ʻana i ka wela, a maikaʻi ke pale ʻana i ka lole. | ʻO nā mea hana ʻoki, nā ʻāpana mīkini |
| Duplex kila kila | 2205、2507 | Austenite + ferrite hana ʻelua ʻāpana, ikaika kiʻekiʻe a me ke kū'ē i ka chloride corrosion. | ʻEnekinia moana, mea hana kemika |
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(3)、Nā wahi noi o ka pepa kila kuhiliʻole
1、Kaa hana
Pūnaehana hoʻopau: 409L/439 ferritic stainless steel ua hoʻohana 'ia no ka exhaust paipu stamping'āpana, ka mea e kū'ē i kiʻekiʻe wela oxidation.
Nā ʻāpana hana: Hoʻohana ʻia ke kila kiʻekiʻe kiʻekiʻe no nā kaola anti-collision puka, e noʻonoʻo ana i ka māmā a me ka palekana.
2、ʻOihana mea hana hale
Pahu loko mīkini holoi: 304 he kila kila a hoʻokumu ʻia, ʻo ia ke kūpaʻa ʻana i ka hoʻoheheʻe ʻana o ka wai a me ka ʻili malū.
Nā lako kīhini: Hoʻohana ʻia ke kila kuhili ʻole 430 no nā panela puʻupuʻu ākea, kahi maʻalahi e hoʻomaʻemaʻe a mālama ʻia ke kumu kūʻai.
3、Ka hoʻonani hale
ʻO ka pā pale a me ka ʻoki ʻeleʻele:ʻO 304/316 ke kila kila a hoʻopaʻa ʻia, he nani a lōʻihi hoʻi.
4、Lapaʻau a me nā lako meaʻai
Nā mea hana ʻokiʻoki: ʻO 316L nā ʻāpana hoʻoheheʻe kila kila ke kū i ka corrosion physiological a hoʻokō i nā kūlana maʻemaʻe.
ʻO nā pahu meaʻai: Ua hoʻokō ʻia nā pahu kila stainless 304 i hoʻopaʻa ʻia i nā koi palekana meaʻai.
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(4)、 Kaʻina hana o ka pepa kila kuhiliʻole
ʻO ke kaʻina hana o ka pā kila stainless steel e pili ana i kēia mau ʻanuʻu nui:
1、Ka hoʻomākaukau ʻana i nā mea maka
Ka hana kila a me ka hoolei mau: Ka hoʻoheheʻe ʻana ma o ka umu uila a i ʻole ka umu AOD, e hoʻomalu ana i ka māhele o nā mea e like me C, Cr, Ni.
ʻO ka ʻōwili wela a me ka ʻōwili anu: Ma hope o ka'ōwili wela i loko o nā coils, ka'ōwili anuanu i ka mānoanoa pahuhopu (maʻamau 0.3 ~ 3.0mm) e hoʻomaikaʻi i ka pau ʻana o ka ʻili.
2、Pre-stamping lapaʻau
ʻOki a ʻokiʻoki: Eʻoki i ka pā e like me nā koi nui.
Lapaʻau lubrication: E hoʻopili i ka ʻaila stamping e hōʻemi i ka ʻaʻahu a me nā ʻōpala.
3 、 Hoʻokumu ʻana i ke kahakaha ʻana
Hoʻolālā mold: E hoʻolālā i ka mold hoʻomau a i ʻole ka hana hoʻokahi e like me ke ʻano o ka ʻāpana, a hoʻomalu i ke āpau (maʻamau 8% ~ 12% o ka mānoanoa pā).
Kaʻina heʻi: Ke hoʻokumu ʻana ma o nā ʻanuʻu e like me ka blanking, stretching, and flanging, ka wikiwiki o ka stamping (e like me 20 ~ 40 mau manawa / minuke) a pono e hoʻomalu ʻia.
4、Ma hope o ka hana ʻana a me ka nānā ʻana
ʻO ka Annealing a me ka pickling: hoʻopau i ke koʻikoʻi stamping a hoʻihoʻi i ka plasticity material (annealing annealing: austenitic steel 1010~1120 ℃).
Lapaʻau ʻili: electrolytic polishing, PVD coating, etc. e hoʻomaikaʻi i ka helehelena a i ʻole ka hana.
Nānā maikaʻi: hōʻoia i ka nui a me ka pale ʻana i ka corrosion e hoʻokō i nā kūlana ma o ke ana ʻekolu-coordinate, hoʻāʻo paʻakai paʻakai, etc.
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(5)、 Nā ʻano hoʻomohala e hiki mai ana
Ka ikaika kiʻekiʻe a me ka māmā: E hoʻomohala i ke kila kila duplex kiʻekiʻe aʻe e pani i ke kila kuʻuna e hōʻemi i ke kaumaha.
Kaʻina ʻōmaʻomaʻo: Hoʻolaha i ka ʻenehana stamping ʻaila-ʻole e hōʻemi i ke kaomi kaiapuni o ka hana hoʻomaʻemaʻe.
Hana akamai: Hoʻohui i ka ʻenehana AI no ka hoʻolālā ʻana i ka hoʻolālā a me ka hoʻopaʻa ʻana i nā ʻāpana e hoʻomaikaʻi i ka nui o ka hua.
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Ka hopena
Ke hoʻomau nei ka hoʻonui ʻana o ka ʻoihana hana me kā lākou kaulike o ka hana a me ke kaʻina hana. Mai ke koho waiwai a hiki i ka hoʻonui ʻana i ka hana, ʻo ka hana hou i kēlā me kēia loulou e hoʻonui hou i kāna mau palena noi a hoʻokō i nā pono like ʻole o nā ʻoihana e hiki mai ana.
Ka manawa hoʻouna: Feb-26-2025