Uaʻikeʻia no ko lākou loctility maikaʻi, ke kū'ē i kaʻinoʻino a me ka hōʻinoʻia o kaʻinoʻino, nā hana ferritic i hoʻohanaʻia ma nā polokalamu hana kaʻahana, nā mea umauma, a me nā mea hanahana.
Nāʻano o ka Ferritic Stainless Steel
I ka hoʻohālikelikeʻana i nā kumukūʻai austentitic , he'ōpū o ka palaoa FCC-centered (FCC), uaʻikeʻia nā'ōmole ferritic e ke kikoʻano kūʻokoʻa cubic (BCC).
I kekahi'ōlelo'ē aʻe,ʻo ka hōʻaleʻeleʻele o ia mau ukali e komoʻia me kahi pūpū pūʻokoʻa me kahi aʻa ma waenakonu.
ʻO kēiaʻanoʻano palaoa heʻano mele o ka mea hao aʻo ia ka mea e hāʻawi ai i nā stere ferritic i ko lākou mau mea mana .
ʻAʻole hiki ke paʻakikī a hoʻouluʻia paha nā kaʻa Ferritic ma ka hanaʻana i ka wela, akā, e palekana i ka paʻiʻana i kaʻinoʻino. Hiki ke hana maʻamau a hoʻonuanuʻia e ka hoʻohui.
ʻOiaiʻaʻole like ka ikaika a me ka hōʻinoʻia paha e like me nā kūlana'ōhumu o ka'eneke,ʻoi loa nāʻenehana ferritic i nāʻoihana'enekino maikaʻi. ʻOiai he mea mahalo nuiʻia, hiki i kekahi mau kānana kila ferritic ke kūpono i ka hiliʻana o ka'āpana wela wela a me ka hoʻokuʻuʻiaʻana o ke kila. No laila, nā palena o ka hōʻaiaʻana, e hōʻemi i ka hoʻohanaʻana i kēia mau ukali e hoʻohālike i nā gauges.
Ma muli o ko lākou'oniuma haʻahaʻa a me ka nickel content,ʻoi aku kaʻoi aku o kaʻoi aku o kaʻoihanaʻoihanaʻoihana kilaritic ma mua o ko lākou mau mea austentitic.
Hiki ke loaʻa kaʻikepili Chromium mai 10.5 a 27% a, like, e like me nāʻano martensitic, he meaʻuʻukuʻole i ka helu nickel. ʻO nāʻano kūikawā kūikawā pinepineʻia ka molybdenum , a ma ka māʻuku liʻiliʻi e hoʻohana i ka alumini a me ka Titanium .
Hiki ke hoʻokaʻawaleʻia nā'ilika'āpanaʻonika Ferritic iʻelima mau hui,ʻekoluʻohana o nāʻanuʻu kūlana (Groups 1 a 3 ma lalo) aʻeluaʻohana o nā koleke kūikawā (Groups 4 a me 5 ma lalo).
ʻOiaiʻo nā kumulāʻau ferritic maʻamau, aia ma kahi lōʻihi,ʻo ka pūʻulu nui loa i hoʻopauʻia e pili ana i nā tona, koi mau kaʻimi no nā kila kūikawā.
Nāʻano o Ferritic Stainless Steel
- Pūʻulu 1 (type 409 / 410L): Loaʻa kēia mau mea i ka'enelamona haʻahaʻa o nā kineta a pau loa a he kūpono ia no nā wahi ākea pilau kahi e'āponoʻia ai ka'ānai. ʻO nā hua liʻiliʻi nui o nā'ōlū kani a pau,ʻano 409 i hana muaʻia no nā mea hoʻopuka pūnaewele hoʻoheheʻe hao, akā hiki i kēia manawa keʻikeʻia i loko o ka'ōhinu'ōhinu a me nā mea catalytic converter. ʻO keʻano 410L e hoʻohana pinepineʻia nei no nā pahu, nā pahi, a me nā mea nānā ke LCD.
- ʻO ka hui 2 (type 430): ʻO ka kilaritona ferritic i hoʻohanaʻia i ka hoʻohanaʻia heʻano 430, a no laila, ua kūpono ke kū'ē i ka corrosion e nā mea nitric acid, sulfur gasses a me nā meaʻai a me nā meaʻai. Ma kekahi mau noi, hiki ke hoʻohanaʻia kēia māka no keʻano o kaʻoihana austenitic 304. Eʻike pinepineʻia keʻano 430 i nā mea hana i loko, e like me ka pahu lole holoi, nā kīhini kīhini, nāʻokiʻoki, nā papa hana, nā mea holoi a me nā mea hana'ē aʻe.
- Pūʻulu 3 (type 430Ti, 439 a me 441): Loaʻa kaʻoluʻolu a me nā mea no ka loiloi ma mua o ka Hui 2 ferritic sheets of steel, Hoʻolakoʻia ke kōpili 3 i mea hoʻololi i 304 austenitic ma kahi ākea o nā noi, , nā pūnaeho hoʻopauʻia a me nā'āpana weld o nā mīkini holoi.
- Pūʻulu 4 (ʻano 434, 436, 444): Me nā mea i hoʻonuiʻia i ka molybdenum, ua hoʻokumuʻia kēia mauʻili kila kila me ka hoʻopiliʻiaʻana o kaʻinoʻino o ka wai, a me nā mea hoʻomehana wai. maikaʻi e like me ke kaʻa kaʻa kaʻa kaʻa. ʻO ka 444, ma keʻano, he hanana pale kaua like (PRE) a hiki i ka Papa 316, eʻae ana ia mea e hoʻohanaʻia i nā wahi āpau āpau waho.
- Aʻo ka hui 5 (446, 445, 447): ʻO kēia hui o nā'ōpana kūikawā kūikawā e hōʻikeʻia ana e kahi kiʻekiʻe o ka chromium ihirangi. ʻO ka hopena, he kila me ke kūpikipiki maikaʻi a me ka paleʻana (aʻo ka hoʻonāʻia). ʻO kaʻoiaʻiʻo,ʻo ke kūpikipikiʻino o ka Papa 447 he like me ka mea hao. Hoʻohui pūʻiaʻo Molybdenum e hoʻomaikaʻi i ke kūpikipikiʻino. Loaʻa nā noi no ka Pūʻulu 5 ma ke kelepona kūlohelohe a me nā kai'āina.
Nā kumuhana
Hui Kūʻokoʻa Kūʻokoʻa Hui Kūʻokoʻa'Akelika Hema. Nāʻano.
HKH: www.sassda.co.za
Hui Kūkākūkā Kuleana International (ISSF). ʻO ka Ferritic Solution .
HKH: www.worldstainless.org