Zabi Harshe

Alhoy 309 (United S30900) Karfe na bakin karfe na Austenitic don aikace-aikacen matsakaiciyar zazzabi. Alloy Resect ya rage oxidation har zuwa 1900¡Ã (1038¡yã (1038¡yã) a karkashin yanayin kek. Hawan keke na da yawa yana rage jure yanayin abu ɗaya zuwa kusan 1850¡ace (1010¡AU).

Bakin Karfe 304 da Bakin Karfe 304l ana kiranta 1.4301 da 1.4307 bi da bi. Type 304 shine mafi kyawun abu da kuma m karfe. Har yanzu wani lokacin ana kiransa da tsohuwar sunan ta, 18 \ / 8, wanda ya samo asali daga nau'in tsarin abubuwan da aka tsara na Ninayi 304 da 8% Nickel.

Magani mai zafi da kuma harsuna sune hanyoyin gama gari don maganin zafi na karafa da ba ferrous ba. A cikin labarin na na ƙarshe, na kalli tsarin magani na zafi don karafa masu zafi kamar ƙarfe. A yau za ku koya game da waɗannan hanyoyin maganin zafi, gami da maganin zafi da annantaka. Hakanan zaku koya game da haɓaka haɓaka, nitring, sanyi yana aiki, daukacin.

316l bakin karfe allhentiic sau da yawa ake magana a kai "Marine Figness bakin karfe" saboda ana amfani dashi a kusan 90% na aikace-aikacen Marine - gami da tarko. Baya ga ƙarfe kamar ƙarfe da nickel, 316l ya ƙunshi 16-18% Chromium da 2-18% Molybdenum. Wadannan abubuwan suna da mahimmanci saboda suna haɓaka juriya na Decossion; Chromium yana hulɗa da oxygen a cikin bakin ruwa don samar da Layer mai kariya ta chromium ox, yayin da molybdenum ke inganta juriya na ƙarfe don lalata lalata ƙarfe. Bugu da ƙari, 316l yana da ƙananan abubuwan da ke cikin carbon (saboda haka da sunan "l" da sunan ta), wanda ya ba shi kariya a kan lalata.

An kirkiro bakin bakin karfe na Ausen 6mo a kan allon 904l \ / 1.4539. Koyaya, abun ciki na molybdenum a 6mo yana ƙaruwa zuwa 6.5%. 6Mo yana da kyakkyawan juriya na juriya da ingantaccen hangen nesa da kuma inganta rikicewar juriya. Juriya ga juriya matsi shi ne kuma inganta. Ana kiranta sau da yawa a matsayin Super Austenitic bakin karfe.

Ausenitic bakin karfe suna da saukin kamuwa da damuwa ga daskararren lalata (SCC) a cikin mahalli Haide. Kodayake nau'in 316 Alloys sun fi tsayayya ga scc fiye da 18cr-8 ni Alloys saboda abun cikin su na molybdenum, har yanzu suna da saukin kamuwa. Yanayin da ke samar da SCC sune: (1) Kasancewar Hanide Ions (yawanci oons da ke cikin damuwa, da (3) yanayin zafi fiye da na 120¡¡.

Sa 316 ita ce madaidaiciyar Matsayi na Molybdenum-dauke da shi, na biyu zuwa 304 cikin mahimmanci a cikin bakin karfe bakin ciki. Idan aka kwatanta da 304, Molybdenum fitar da kyau mafi kyau lalata lalata lalata lalata lalata lalata juriya gaba daya zuwa 316, musamman mafi girma juriya zuwa pittroation da ganyen lalata a cikin mahalli na chlorice.

Cikakkiyar welds na Austenitic sun fi yiwuwa ga fatattaka yayin waldi. A saboda wannan dalili, rubuta 316 da rubuta 316l "wanda ya dace" an tsara ƙarfe na ƙasa don cirewa tare da ƙaramin adadin mai ɗaukar hoto a cikin microstructure don rage yawan tasirin taro.

Sa 1.4404 ko 316l shine bakin ciki bakin karfe Ausi 316 tare da cikakkiyar lalata juriya saboda abun cikin crosoum da molybdenum abun ciki da ƙananan carbon. Verarfinta a cikin jihar taurare yana kusan 600 mpa ga manyan firamare, amma don ƙananan sassan, ƙarfin za a iya ƙara yawan aiki.

Magance bayani shine mafi yawan hanyar magani na yau da kullun bayan tsarin bakin ciki. Matsayin carbide gaba ɗaya ne ko kuma an narkar da tarkace shi bayan bakin karfe bakin karfe yana mai zafi zuwa kusan 1100 Ãc.

Don dawo da juriya na juriya na bakin karfe na bakin karfe. Kuskuren juriya na bakin karfe yana raguwa bayan buga hannun jari. Kuskuren juriya na bakin karfe na safiyar bakin karfe da ganyayyaki na yanzu bayan maganin karewa.

Don yin tsari da kuma abun da ke ciki na sutturar bakin karfe, wanda yake da muhimmanci musamman ga albarkatun kasa, saboda yawan zafin jiki da karancin sanyaya. Tare da babban yanayin zafi, aikin atomic yana ƙaruwa da narkewar lokaci na lokaci-lokaci, da kuma kayan aikin sunadarai suna iya zama uniform. An samo tsarin daidaitaccen lokaci bayan sanyaya da sauri.

Bakin karfe 316 shine Molybdenum Ausbdenum Alhoyenitic Alloy wanda yake sosai juriya da m m da kuma yanayin chloride. Yawanci, ana amfani da wannan matakin bakin karfe a cikin shayayyar bakin ciki, masu musayar zafi, injunan jet da sauran aikace-aikacen.

1.4547 AS S31254 F44 Super Austenitic Bakin Karfe Bilet
Magani ana magana da shi (kuma ana kiranta maganin maganin) tsari ne na magani gama gari don iyalai daban-daban na karafa. Bakin karfe, Alumomin allo, Aluminum-tushen Squarloys, Timanium Aloys, da kuma wasu allolin-na tushen allo duk na iya buƙatar an bayyana maganin warware matsalar.

Bakin karfe 1.4529 HCR shine halin tsananin juriya ga ciyawar lalata cututtuka kamar cirvrosion, bugun lalata ko chlorine-jawo danniya lalata damuwa. Hakanan yana nuna kyakkyawan kayan aikin injiniya kuma ana iya amfani dashi akan kewayon zafin jiki mai yawa. Yana da kyakkyawan yanayin rudani da farfadewa tare da sulfurcic ko phosphororic acid, ko chlorides da gishiri.

Annealing tsarin magani ne wanda yake canza microstructure na kayan don canza kaddarorin injiniya ko lantarki. Yawanci, a cikin ƙarfe, ana amfani da harsuna don rage girman kai, ƙara ci gaba da taimakawa kawar da damuwa na ciki.

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Arizing ana amfani dashi don daidaita tsarin carbon karfe da low allooy karfe bayan gafartawa, zafi m ko siminting. Harshen da aka samu bayan daidaituwa ya dogara da bincike mai girma da girma da kuma farashin sanyi da aka yi amfani da shi (kusan 100-250 hb).

Karfe na Ment S31254 Super Austenitic bakin karfe. Suna da bakin bakin karfe da aka tsara don shawo kan tasirin hade da chloride crvice lalata, jingin danniya da lalata. Waɗannan su ne Austenites tare da babban nickel da abun ciki na chromium.

304 shine Chromium-Nickel Austenitic bakin karfe. Mafi kyawu juriya fiye da nau'in 302. Babban bututu, kyakkyawan zane, forming da kuma kayan shafa. Rashin sihiri, ya dan kadan magnetic lokacin sanyi yayi aiki. Resarancin abun ciki na carbon yana nufin ƙasa da tsinkayen carbides a cikin zafi wanda ya shafi yankin yayin waldi da kuma saukin kamuwa da lalata.

Normalizing an tsara shi don baiwa karfe sutura da ingantaccen tsari. Ana amfani da wannan tsari don samun microstruchure mai faɗi da kuma tabbatar da kayan aikin ƙarfe na ƙarfe.

Hotunan jigilar kayayyaki na 316 bakin karfe akwatin da aka yi da zaren da ke tattarawa

SS 316 da aka gina bututun bututun don tanƙwara gudana kuma suna haɗa bututu biyu ga juna a kusurwoyi daban-daban. Dole ne a tsara su ta hanyar da ba su haifar da cavitation da asara mai yawa ba.

SS 316H ƙirƙira Tee shine ɗan gajeren bututu tare da haɗi na transverse a kusurwar dama zuwa bututu. Yawancin amfani da aka yi amfani da su don haɗa bututun da yawa zuwa bututu ɗaya tare da abubuwa biyu. Yawancin lokaci, suna ɗauke da shigarwa. Ana amfani da giciye na SS 316 don haɗawa ko rarraba kwarara ta hanyar haɗa bututu na giciye da rarrabuwa daga kowane bututu.

Ba kamar sauran nau'ikan ƙarfe irin su 304 da 306, da 316l bakin karfe bakin karfe za a iya amfani da su a cikin aikace-aikace iri-iri. Misali, kwararru a masana'antar masana'antu da magunguna na magunguna suna amfani da shi don yin kayan aikin na likita da implants na likita.

Nau'in 316 \ / 316l wani chromium-nickel Austenitic bakin karfe dauke da molybdenum. Additionarin molybdenum yana inganta juriya a lalata cuta idan aka kwatanta da 304 \ / 304l a cikin mahalli da rage acid kamar sulfuric da acid. Nau'in 316l na iya zama dokar seed as 316 lokacin da kayan haɗin ya cika ƙananan ƙarancin carbon na 316l da ɗan ƙaramin ƙarfi matakin 316.

Nau'in 316 Alloy an dauki shi ya dace da wasu aikace-aikacen yanayin yanayi, irin su hanyoyin jirgin ruwa da kayan aikin gine-gine kusa da SPRAY SPRY. Rubuta 316 Bakin karfe ya nuna wata shaidar lalata a cikin 100-awa, 5% gishiri spray (Astm-B-117) Gwada gwajin 117).

Annealing takamaiman tsari na magani mai zafi wanda ke canza kaddarorin ƙarfe. Duk da yake akwai nau'ikan magani iri-iri, ana samun asali ne sananne saboda yana kara rashin ruwa da rage tsaurara.

Annealing tsarin magani ne musamman amfani da shi don ƙara karkatasa da rage girman kayan. Wannan canji a cikin wahala da kuma bacin rai shine sakamakon rage yawan diski a cikin tsarin kristal na kayan da aka tsara. Ana yin wani abu mafi yawa bayan kayan ya ƙasƙantar da mafi wuya ko sanyi aiki don hana gazawarta ta ƙasa ko kuma ya sauƙaƙa damar ɗauka nan gaba.

Normalized yana cire impurities daga ƙarfe da ƙara ƙarfin sa da taurin kai. Ana samun wannan ta hanyar canza girman hatsi don sanya su ƙarin sutura a ko'ina cikin karfe takardar. Karfe yana fara mai zafi zuwa takamaiman zazzabi sannan a sanyaya ta iska.