Binciken akan Welding Weld Of NiCrMoV Dissimilar Steel Properties And Microstructure

Rotor yana ɗaya daga cikin mahimman abubuwan babban kayan injin turbin tururi. A halin yanzu, galibi akwai hanyoyin masana'antu guda uku: saiti, sashi gaba ɗaya da waldi. Idan aka kwatanta da hanyoyin guda biyu da suka gabata, rotor ɗin da aka ɗora yana da ƙira mai sassauƙa, ƙaramin tsari, nauyi mai nauyi, madaidaici mai ƙarfi da matsin aiki. Yawancin fa'idodin ƙananan, gaɓoɓin yanki tare da ƙaramin girman, tabbataccen inganci mai sauƙi da sake zagayowar samarwa da yawa daga masana'antun injin turbin a cikin duniya. Don madaidaiciya, matsakaici da ƙaramin matsin lamba, ana iya amfani da maki daban -daban don sassa daban -daban don haɓaka halayen kayan, cimma madaidaicin haɗin gwiwa, adana abubuwa masu mahimmanci, da ƙara rage farashin samarwa.

Sannu a hankali an yi amfani da fasahar walƙiyar ƙarfe a cikin samar da injin tururi mai turɓaya, injin turbines/haɗe-haɗe na turbines na tururi, da manyan rotors masu matsin lamba na turbines masu tsananin ƙarfi. NiCrMoV karfe shine nau'in ƙaramin ƙarfe mai ƙarfi mai ƙarfi wanda aka saba amfani dashi a cikin manyan injin tururi. Yana da babban ƙarfi da kyakkyawan tasirin tasirin zafin ƙasa mara kyau. Dangane da nau'ikan nau'ikan abubuwa da yawa kamar Ni, Cr, Mo, V, ana iya haɗa shi da matakan ƙarfi daban -daban, Tsarin da kaddarorin ƙarfe.

Irin wannan kayan yana da babban hankali ga saurin fushi, kuma yana da sauƙi don samar da ɓacin rai lokacin amfani dashi na dogon lokaci a 350 ～ 500 ℃. Babu wani rahoto na bincike kan ko ƙanƙantar da kai yana faruwa a cikin NiCrMoV sabanin ƙarfe robobi bayan tsufa. An nuna a cikin wallafe-wallafen cewa ƙarancin tsufa na baƙin ƙarfe na NiCrMoV a cikin kewayon 250 ～ 400 ℃ da carbides masu ƙyalƙyali sun kwarara tare da iyakar hatsi da kan iyakar hatsi a lokacin tsufa, bazuwar da aka riƙe austenite da rarrabuwa na atoms solute. a asalin iyakar hatsin austenite mai alaƙa.

A cikin wannan takarda, haɗin gwiwa na walƙiyar rotor ɗin da aka haɗa wanda aka haɗa da ƙarfe daban -daban na NiCrMoV an zaɓi shi don shekaru 3500h a ƙarƙashin yanayin sabis ɗin da aka kwaikwaya, sannan ana ɗaukar samfura daga kowane yanki akan ɓangaren kwaikwayon don gwajin tasiri, da abun da ke cikin sinadaran kuma ana aiwatar da ƙirar ƙarfe na samfurin da abin ya shafa. Microscopy, microscopy na lantarki na lantarki, jakar baya na lantarki da sauran bincike na gwaji don nazarin alaƙar da ke tsakanin tauri da ƙanƙantar da haɗin gwiwa bayan an tsufa. Sakamakon binciken yana ba da tushe don nazarin lalacewar kayan abu da ƙaƙƙarfan turbin turbin mai walda rotors a cikin sabis, da ba da dabarun sarrafawa.

Kayan gwajin sune 22Cr2NiMoWV da gafarar karfe na 30Cr2Ni4MoV. Duk waɗannan kayan ƙarfe ne mai tsafta, wanda ke rage abubuwan ƙazanta kamar S, P, As, Sn, Mn, da sauransu zuwa mafi ƙanƙanta. An nuna kaddarorin injin a cikin Table 1.

Sassan simintin gyare-gyare na baƙin ƙarfe na waɗannan nau'ikan ƙarfe guda biyu an kafa su ta hanyar tsagi tsagi, argon arc welding goyon baya da zurfin rami mai zurfi na walƙiya arc, walƙiya mai yawa da walƙiya da yawa, kuma kayan walda waya ce ta waldi na musamman 2% Ni. Bayan walda, sassan da aka ƙera suna fuskantar matsin lamba na rage zafi na gida da maganin tsufa na 350 × h 1000h. Bayan haka, a yanka ta atomatik a cikin tsoffin jihar da jihar da ba ta tsufa don shirya samfurori don gwajin tasiri, bincike na ƙarfe, yin nazarin microscopy na lantarki, da nazarin EBSD.

Austenite da aka riƙe a cikin ƙarfe na baƙin ƙarfe na ƙarfe na NiCrMoV mai rarrabewa yana fuskantar lalacewar rashin ƙarfi na zafi yayin aiwatar da tsufa, kuma carbides suna taɓarɓarewa tsakanin sandunan martensite tare da lath. Kulawa da nazarin microstructure ta hanyar zane-zanen ƙarfe da sikirin microscope na lantarki yana nuna cewa rabe-raben guntun ƙarfe na NiCrMoV suna tsufa, kuma carbides suna taɓarɓarewa a iyakar hatsi da kan iyaka, wanda ke raunana iyakar hatsi.

Bayan ƙarfe na ƙarfe na ƙarfe na NiCrMoV ya tsufa, rugujewar tsararren austenite, rarrabuwar iyakokin hatsi na N da hazo na carbides tare da iyakokin hatsi tare suna ba da gudummawa ga raguwar taurin sa.

Da fatan za a adana tushe da adireshin wannan labarin don sake bugawa: Binciken akan Welding Weld Of NiCrMoV Dissimilar Steel Properties And Microstructure

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