Rare ƙasa zata inganta ingantaccen ƙarfen ƙarfe

Kamar yadda dukkanmu muka sani, ƙara adadin da ya dace da abubuwa masu ƙarancin yawa ga kayan ƙarfe zai sami babban tasiri ga tsari da aikin kayan. Yawanci abubuwa masu ƙarancin ƙasa a ƙarfe ana saka su cikin 0.05% ~ 0.20%. Saboda rabon kwayar zarra ta kasa mai wahala zuwa iron ta wuce 15%, kuma bambancin karfin wutar lantarki tsakanin kasa mai wuyar sha'ani da ƙarfe yana da girma ƙwarai, waɗannan basu dace da samuwar cikakken bayani ba, don haka solubility of rare earth in steel yayi kasa sosai Mafi yawan abubuwa masu ƙarancin ƙasa a cikin ƙarfe suna kasancewa a cikin sifofin mahaɗan ƙasa, galibi maɗaukakiyar ƙasa da ƙananan fatalwa.

Kwalejin Fasaha da Kimiyyar Jirgin Sama ta Xi'an ta gudanar da bincike kan illar kara wasu abubuwa masu wuyar samu a duniya don yin karfe a kan tsarinsa da aikinsa. Sunyi amfani da ZG35CrMnSi karafa a matsayin kayan gwajin, kuma karin duniyan da aka yi amfani da shi ya hade kasa mara kyau. La'akari da cewa kayan gwajin sunada wani adadi na sulphur Kuma asara yayin da ake hada abubuwa masu wuya a duniya, kewayon karin duniyan da ba'a samu ba shine 0.23% ~ 0.38%, wannan kari yana nuni zuwa adadin dunkulalliyar kasa da aka hada da narkakken karfe yayin narkar da shi. Kwatanta tsari da aikin samfuran samfuran biyu tare da babu abubuwa masu ƙyalli na duniya. Castarfe da baƙin ƙarfe ana narkar da shi a cikin wutar wuta mai tsakaitawa, kuma an shirya simintin gyare-gyaren ta hanyar saka hannun jari. Sannan yanki mai gwajin ya yi zafi zuwa 900 ° C + 670 ° C don sanyaya iska, sannan kuma ya zafafa zuwa 890 ° C don ƙwanƙwasa cikin mai; sannan wutar 570 ~ 630 ° C.

Sakamakon gwajin kwatancen ya nuna cewa kasa mai wuya ba ta da tasiri kadan a kan karfin karfe, amma yana da tasiri mai karfi a kan karfin kaurin karfe. Tougharamar tasiri ta haɓaka da kashi 43%, kuma haɓakar haɓaka ta ƙaru da 13.3%. Binciken microstructure yana nuna cewa zafin zafin zafin simintin karfe ba tare da wasu abubuwa masu wuyar sha'ani a duniya ba yana da girma sosai, kuma girmansa kusan 5; daga cikin su, dunkulen dunƙule-ƙulle ne na abubuwan MnS, waɗanda ba a rarraba su a kan dukkanin yanayin binciken. Gabaɗaya, ilimin halittar MnS galibi mai kusurwa ne. Tsarin samfurin ƙarfen da aka jefa tare da abubuwa masu ƙarancin ƙasa yana da daidaito kuma mai saurin zafin nama, kuma girman hatsin ya kai 8-9. Yana nuna cewa za'a iya yin kwalliyar ƙarfe bayan an ƙara abubuwa masu ƙarancin ƙasa.

Bugu da ƙari, bayan ƙara abubuwa masu ƙarancin ƙasa, tasirin ɓarnatar da ƙarfe ba bayyananne ba ne, amma yana da tasiri mai girma akan ilimin halittar MnS. Lokacin da ba a ƙara abubuwan ƙarancin ƙasa ba, MnS a cikin ƙarfe yana cikin siffar tube ko toshe tare da gefuna da kusurwa; bayan ƙara abubuwa masu ƙarancin ƙasa, sulfide ya kasance kamar mai zagaye, kuma an rarraba rarraba gwargwadon samfurin ba tare da abubuwa masu ƙarancin ƙasa ba, amma kawai a cikin aan wurare Zaka iya ganin tsiri ko toshe abubuwan da ke cikin sulfide. A kan ɓarkewar samfurin ba tare da abubuwa masu ƙarancin ƙasa ba, MnS yana da hankali da dendritic. Rushewar yankin MnS yafi lalacewa tsakanin tsaka-tsakin, kuma ana iya ganin tsaka-tsakin tsaka-tsakin tsaka-tsakin gida.

A cikin samfuran tare da abubuwa masu ƙarancin ƙasa, raunin shine raunin transgranular. Ko da a yankin da sulfides ke tattara, ƙarfe na matrix har yanzu yana da karaya transgranular. Steelarafan ƙarfe da aka ƙara tare da abubuwa masu ƙarancin ƙasa yana kawar da dendritic sulfides kuma ya canza su zuwa sanduna masu zagaye ko mara kusurwa da ƙananan ƙwallon ƙasa, wanda ke da amfani ga haɓakar tauri.

Nazarin ya nuna cewa ka'idar ingantaccen kayan aikin kasa na iya zama saboda dalilai masu zuwa:

(1) Sulfides da oxide inclusions kafa ta hanyar ƙara rare ƙasa abubuwa zuwa karfe iya zama ba-maras wata-wata crystal nuclei na karfe, wanda zai iya tata equiaxed lu'ulu'u da kuma rage columnar crystal yankuna.

(2) Solubility na abubuwa masu ƙarancin ƙasa a cikin mawuyacin lokaci kaɗan ne. Da zarar narkakken karfen ya kahu, sai a ga wadatar kasa ta wadata a cikin yanayin ruwa a gaban kiristocin da ke girma, suna hana lu'ulu'u yin girma, don haka ya sa hatsin ya zama mai ladabi.

(3) areananan abubuwa na duniya sukan taru a cikin iyakokin hatsi, rage rikice-rikicen haɗin allo, da rage ƙarfin tuki don haɓakar hatsi, don haka hana haɓakar hatsin austenite. Daidai da haka, ƙarancin martensite da aka kafa ta quenching shima ƙarami ne. .

Da fatan za a adana tushe da adireshin wannan labarin don sake bugawa: Rare ƙasa zata inganta ingantaccen ƙarfen ƙarfe

Minghe Kamfanin 'Yan Wasa Masu Mutu aka sadaukar domin tsirar da samar da inganci da kuma high yi Gyare sassa (karfe mutu simintin sassa Range yafi hada da Thin-Wall Mutu Wasa,Hot Chamber Mutu Wasa,Cold Chamber Mutu Wasa), Zagaye Sabis (Mutuwar 'Yan Wasa,CNC machining,Motsa Motsa, Jiyya na sama) .Adadin al'ada Aluminium ya mutu, magnesium ko Zamak / zinc mutu simintin gyare-gyare da sauran buƙatun simintin maraba don tuntube mu.

Karkashin kulawar ISO9001 da TS 16949, Ana aiwatar da dukkan matakai ta hanyar daruruwan injunan jefa simintin da suka mutu, injunan axis 5, da sauran kayan aiki, tun daga masu fashewa zuwa na’urar Ultra Sonic masu wanki.Minghe ba kawai tana da kayan aiki na zamani ba amma kuma tana da kwararru ƙungiyar ƙwararrun injiniyoyi, masu aiki da sufetoci don tabbatar da ƙirar abokin ciniki ta zama gaskiya.

Manufactureran kwangilar masana'antar mutu. Abubuwan haɓakawa sun haɗa da sassan sanyi na sassan mutuɗar aluminum daga 0.15 lbs. zuwa 6 lbs., saurin canje-canje da aka saita, da aikin inji. Sabis-ƙarin ayyuka sun haɗa da gogewa, faɗakarwa, lalatawa, fashewar harbi, zane, zane, rufi, haɗuwa, da kayan aiki. Abubuwan da aka yi aiki tare sun haɗa da allo irin su 360, 380, 383, da 413.

Zinc ya mutu don jefa ƙirar ƙira / sabis na injiniya tare. Custom manufacturer na daidaici tutiya mutu simintin gyaran kafa. Castananan 'yan simintin gyare-gyare, pressurean ƙwanƙwasa masu juzu'in juzu'in simintin gyare-gyaren juzu'ai, ƙera simintin gyare-gyare na al'ada, ɓangaren mutu da' yan wasa masu mutuwa masu zaman kansu da ƙofar da aka hatimce za a iya ƙera su. Za'a iya kerarrar 'yan simintin a tsayi da faɗi har zuwa 24 a ciki. A cikin +/- 0.0005 a cikin. Haƙuri.  

ISO 9001: 2015 bokan masana'anta ta mutu magnesium, Abubuwan haɓaka sun haɗa da matsin lamba na magnesium mai matsi mai yawa har zuwa tan 200 mai ɗumi mai zafi & 3000 ton mai sanyi, ƙirar kayan aiki, gogewa, gyare-gyaren, inji, foda & zanen ruwa, cikakken QA tare da damar CMM , taro, marufi & isarwa.

ITAF16949 bokan. Servicearin Sabis ɗin Gyare Hadawa zuba jari,yashi,Kushin nauyi, Stauren ɓoye ɓoye,Siffar Centrifugal,Cast Vacuum,Dindindin Mould Gyare, .Hanyoyin iyawa sun hada da EDI, taimakon injiniya, ingantaccen samfuri da aiki na sakandare.

Fitar Masana'antu Abubuwan Nazarin sassa don: Motoci, Bikes, Jirgin sama, kayan kiɗa, Jirgin ruwa, Na'urorin hangen nesa, na'urori masu auna sigina, na'urori masu auna sigina, Na'urori, Kayan lantarki, ,unshi, Clocks, Inji, Injiniya, Kayan Kaya, Kayan Jiki, Jigs, Telecom, Haske, Kayan aikin likita, Na'urar daukar hoto, Robobi, Sassaka, kayan sauti, kayan wasanni, Kayan aiki, Kayan wasa da ƙari. 

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By Minghe Mutu Wasa Wasa | Categories: Labarai masu Taimakawa |Material Tags: Gyare Aluminum, Zinc Gyare, Fitar Magnesium, Castan Wasanni, Bakin Karfe Cast, Fitar tagulla,Gyare Tagulla,Fitar Bidiyo,Tarihin Kamfanin,Aluminum Mutu Gyare | Comments Off