Eyaziwa ngokuba yizintlu zabo ezintle, ukuchasa ukubola kunye nokunyanzeliswa koxinzelelo lwe-corrosion, ama-ferritic asetyenziswa ngokuqhelekileyo kwizicelo zombane, i-kitchenware kunye nezixhobo zokusebenza.
Iinkcukacha zeFerritic Intainless Wire
Xa kuthelekiswa nama- austenitic steels , ane-cubic (FCC) isakhiwo sokusanhlamvu, i-ferritic izithethi zichazwa ngumzimba we-cubic (BCC).
Ngamanye amazwi, isakhiwo se-crystal salawo majelo senziwa yiseli ye-athi ye-cubic kunye ne-athomu phakathi.
Isalathiso sino-alpha sinye kwaye yintoni eyenza ama-ferritic izakhiwo zabo zendalo .
Iibhenti zeFerritic azikwazi kunzima okanye ziqiniswe ngonyango lokushisa, kodwa zinokumelana nokunyanzeliswa koxinzelelo. Bangabanda kwaye basebenze ngokunyusa.
Ngelixa ungeyomelele okanye ikhuseleke njengamazinga ase-austenitic, amanqanaba e-ferritic amaninzi aneendawo ezinonophelo zobunjineli. Nangona ngokuqhelekileyo idibeneyo, amanye amacandelo e-ferritic ensimbi angaba neengcipheko zokukhuthaza ummandla ochaphazelekayo obushushu obushushu kunye ne-weld yensimbi yokutshiza. Ukunciphisa ukungapheli, ngoko ke, ukucima ukusetyenziswa kwala majelo kwiigraji ezincinci.
Ngenxa ye-chromium yabo encinci kunye nomxholo we- nickel , amanani ase-ferritic ensimbi aqhelekileyo aqhelekileyo angabizi ngaphezu kohlobo lwabo lwe-austenitic.
Isiqulatho se-Chromium sinokuqala ukusuka kuma-10 ukuya ku-27 ukuya kuma-27 kwaye, njengamabakala ase-martensitic, ngokuqhelekileyo akukho nto inomxholo we-nickel. Amabanga amanqanaba aqhelekileyo aquka i- molybdenum , kwaye kwinqanaba elincinci ukusebenzisa i- aluminium kunye ne- titanium .
Ama- alloys ensimbi angenakunqunu angaqhelekanga abe ngamaqela amahlanu, iintsapho ezintathu zamabanga aphantsi (amaqela 1 ukuya ku-3 angaphantsi) kunye neentsapho ezimbini zee-grade steels (amaqela 4 no-5 apha ngezantsi).
Ngelixa ama-ferritic asezingeni eliqhelekileyo, ngokude, iqela elikhulu kakhulu elixhasiweyo ngokubhekiselele kwe-tonnage, imfuno yee-specialty grade stairsless staels iyaqhubeka ngokunyuka.
Iintlobo zeFerritic Intainless Wire
- Iqela 1 (uhlobo lwama-409 / 410L): Oku kunomxholo ophantsi kakhulu we-chromium yazo zonke ii-steels ezingenasiphelo kwaye zikulungele ukuhlala kwindawo edibeneyo apho i-rust localized iyamkeleka. Ixabiso elincinci lazo zonke ii-steels ezingenasici, uhlobo lwama-409 lwaluqalwa ngokusesikweni kwiinkqubo zokuthungela imoto, kodwa ngoku ziyafumaneka kwiimoto zokukhipha ibhasi kunye ne-catalytic converter casings. Uhlobo lwe-410L luvame ukusetyenziswa kwiibhotile, iibhasi kunye neefowuni zee-LCD.
- Iqela 2 (uhlobo lwama-430): I-iron ferritic esetyenziswa ngokuqhelekileyo, uhlobo lwama-430 lunomxholo ophezulu we-chromium kwaye, ngoko ke, ukuxhatshazwa ngokutsha kwe-nitric acid, i-sulfur gasses kunye nezinto ezininzi zokutya kunye nezokutya. Kwezinye izicelo, eli bakala lingasetyenziselwa ukutshintshwa kwinqanaba le-austenitic kwibanga langama-304. Uhlobo lwe-430 lufumaneka rhoqo kwiinkalo zangaphakathi, kubandakanywa iifomshe zokuhlamba, iitshini zokucoca, i-cutlery, iipaneli zangaphakathi, ii-washing machine kunye nezinye izinto zokupheka.
- Iqela lesi-3 (uhlobo 430Ti, 439 no-441): Ukuba nobunzima be-weldability kunye nokuqiniswa kweempawu zecandelo le-ferritic yeCandelo 2, insimbi yeCandelo 3 ingasetyenziselwa ukuthatha indawo ye-austenitic uhlobo lwama-austenitic kwiinkalo ezininzi zezicelo, kubandakanywa kwiiski, ii-tubes , iinkqubo zokukhupha kunye neengcingo ezixutywayo zemishini yohlamba.
- Iqela 4 (uhlobo lwama-434, 436, 444): Ngomxholo ophezulu we-molybdenum, la mabakala ase-ferritic angenasinki ensimbi angakhuselekanga kwaye ayasetyenziswa kumatshini atshisayo yamanzi, ama-heaters amanzi, ama-heater parts, ama-kettle kagesi, izinto ze-oven microwaves, kunye nohambo lwezimoto. IBanga 444, ngokukodwa, linomlinganiselo olinganayo wokumelana (PRE) ukuya kwiBanga 316, ukuvumela ukuba isetyenziswe kwiindawo ezingaphandle zangaphandle
- Iqela le-5 (446, 445, 447): Leli qela leemfuno ezizodwa ezingenazintambo zibonakaliswa ngumxholo ophezulu we-chromium. Isiphumo sisinyithi kunye ne-corrosion ephezulu kunye nokunyuka (okanye ukuxhatshazwa). Enyanisweni, ukumelana nokukhwabanisa kweBakala 447 kufana nelinye leetanium. I-Molybdenum iphinda idibene ekuphuculeni ukuxhatshazwa kwe-corrosion. Izicelo zeCandelo 5 zensimbi zifumaneka kwiindawo ezinxweme ezinxweme kunye neendawo zasemaphandleni.
Imithombo
UMzantsi Afrika uMbutho woPhuhliso lweNsimbi yeStainless. Iintlobo.
URL: www.sassda.co.za
Iforum ye-Stainless Steel International (ISSF). Solution Ferritic .
URL: www.worldstainless.org