Ukwahlukaniswa Kwensimbi Engavumelani Nokushisa Nengxubevange Yokushisa

Izinto ezingamelana nokushisa njengezinsimbi ezingamelana nokushisa kanye nama-alloys amelana nokushisa asetshenziswa kakhulu ezintweni ezinjengezinjini, izinjini zangaphakathi zomlilo, ama-boilers okhiqiza amandla kagesi, ama-turbines, imishini yokwelashwa ngokushisa imfucumfucu, iziko lokushisa ukushisa, izifudumezi, njll. Futhi yizinto ezisemqoka ezimbonini eziningi. IJapan idinga ukungenisa inani elikhulu lamandla aphesheya kwezilwandle, ngakho-ke eJapan, ukusebenza kahle kwamandla kufanele kuthuthukiswe. Ukuze uthuthukise ukusebenza kahle kwamandla kwemishini ehlukahlukene, kuyadingeka ukwenza ngcono ukusebenza kwezinto ezimelana nokushisa. Ukuthuthuka kokusebenza kwezinjini zezimoto kanye nokwehla kokukhishwa okungcolisayo kwemvelo emafemini kuncike kakhulu ekwakhiweni kwezinto ezingamelana nokushisa ezingasebenza isikhathi eside emazingeni okushisa aphezulu nasezindaweni ezinzima. Ukuthuthuka komkhakha nakho kuya ngokuthuthuka kwezinto ezingamelana nokushisa. Ukungeza noma ukwengeza izinto ezinjengeNi, Co, Mo, W, Ti, Nb kuyindlela ephumelelayo yokwenza ngcono ukusebenza kwezinsimbi ezingamelana nokushisa, ama-alloys amelana nokushisa nezinye izinto ezingamelana nokushisa, kanye nezinsimbi eziningi ezingamelana nokushisa nokushisa Ama-alloys -resistant athuthukisiwe kusetshenziswa le ndlela. . Ngenxa yomkhawulo wendawo yokukhiqiza yezinto ezingavamile nokwanda kwesidingo sezinto ezingavamile, ukunikezwa okungazinzile kwezinto ze-alloy kuzinsimbi ezingamelana nokushisa nama-alloys amelana nokushisa kuholela ekushintsheni kwamanani amakhulu.

Kunezinhlobo eziningi zezinsimbi ezingamelana nokushisa nama-alloys amelana nokushisa. Lezi zinto zisetshenziswa ezindaweni ezahlukahlukene, ukusebenza okudingekayo, namanani amukelekile. Isibonelo, izinga lokushisa eliphakeme le-valve yokungena yenjini yemoto liyi-500 ° C kuphela, ngakho-ke okusetshenzisiwe kuyinsimbi yemartensitic emelana nokushisa. Ama-alloys asuselwa ku-Ni yizinto zokwakha ezisalayo zamaphayiphu okufaka izinjini zezimoto futhi abiza kakhulu. Ngakho-ke, izinto ezingamelana nokushisa kufanele zisetshenziswe ngendlela ehlukile. Ngakolunye uhlangothi, ukunciphisa izindleko kuyinkinga engunaphakade embonini yokukhiqiza. Ngakho-ke, ukuthi ungazisebenzisa kanjani izinto zokusetshenziswa ezingambi eqolo ukukhiqiza izinto ezinokusebenza okufanayo kuyimfuneko yezinto ezingamelana nokushisa. IJapan yathuthukisa insimbi yesifundazwe eyi-Ni and Mo engamelana nokushisa eMpini Yesibili Yomhlaba. Kusukela lapho, iJapane yathuthukisa okokuvikela okokuvikela izinsizakusebenza iminyaka engaphezu kwengu-60.

Insimbi engamelana nokushisa, ingxubevange engashisi ukushisa

Akukho mithetho ecacile ngomehluko phakathi kwensimbi engamelana nokushisa ne-alloy engamelana nokushisa. Imvamisa, okuqukethwe kwengxubevange kungaphansi kwama-50% kubizwa ngensimbi engamelana nokushisa, futhi okuqukethwe kwengxube ye-alloy kukhulu kuno-50% kubizwa ngokuthi ingxubevange emelana nokushisa. Izindinganiso zensimbi ezingamelana nokushisa zaseJapan zifaka phakathi i-JIS G4311, G4312, kanye nezindinganiso eziningana zochungechunge lweSUH. Ngokwesakhiwo esihlukile se-matrix, insimbi emelana nokushisa ingahlukaniswa ngensimbi emelana nokushisa, insimbi emelana nokushisa, insimbi emelana nokushisa kanye nensimbi emisa ukushisa. I-JIS G5122 ibeka i-SCH series engamelana nokushisa insimbi, kepha ayihlukanisi amamaki ensimbi ngokwesakhiwo se-matrix, ukuxuba i-ferritic insimbi engamelana nokushisa, i-martensitic insimbi engamelana nokushisa, kanye nensimbi e-austenitic engamelana nokushisa. Ngokuya ngama-alloys amelana nokushisa, i-JIS G 4091 kanye ne-4092 ngama-alloys amelana nokushisa asuselwa ku-NCF futhi awahlukanisiwe, kepha wonke angama-alloys amelana nokushisa. Kunama-alloys amelana nokushisa angatholakali ku-JIS kumazinga we-ASTM, AMS, ne-DIN. Ngaphezu kwalokho, kuwumkhuba ojwayelekile ukusebenzisa ifektri yenkampani yokuthuthukisa ingxubevange ukuqamba amamaki e-alloy, njenge-Inconel Alloy®. Ngaphezu kwalokho, kunezinto ezahlukahlukene ezintsha ezingamelana nokushisa ezakhiwe ezinye izimboni zezinto ezibonakalayo, ezingakafakwa ezingeni. Izinto ezahlukahlukene ezingamelana nokushisa zinobuhle nobubi bobabili, futhi kufanele zikhethwe ngokufanele ngokwenhloso. Ithebula 1 likhombisa ukwakheka kwamakhemikhali nokusetshenziswa kwezinsimbi ezimele ukushisa nama-alloys amelana nokushisa ku-JIS. Umdwebo 1 ukhombisa ukushisa okuqinile kwezinsimbi ezahlukahlukene ezingamelana nokushisa nama-alloys amelana nokushisa. Okulandelayo kuchaza izici zezinto ezahlukahlukene ezingamelana nokushisa nendima yezinto ezihlanganisa izinto.

2 Insimbi emelana nokushisa kweFerritic

Insimbi emele ukushisa okumelana nokushisa esetshenziswa kakhulu yi-SUS430 ene-C-17% ephansi. ICr isici esithuthukisa ukumelana nokushisa okuphezulu kwensimbi, futhi siyinto ebalulekile ensimbini engamelana nokushisa. I-SUS430 inokumelana okuhle kwe-oxidation. Ngoba azikho ezinye izinto zensimbi, i-SUS430 ishibhile. Kodwa-ke, i-SUS430 ayiqinisi ngemuva kokucishwa kokushisa okuphezulu, futhi amandla ayo okushisa aphezulu aphansi, ngakho-ke ingasetshenziswa kuphela ezingxenyeni ezingadingi mandla. Ngakolunye uhlangothi, ngoba i-SUS430 ine-coefficient encane yokunwebeka kokushisa, futhi i-austenitic insimbi emelana nokushisa ine-coefficient enkulu yokukhulisa ezishisayo, kungcono ukusebenzisa i-SUS430 ezingxenyeni ezijwayele ukukhathala okushisayo ngenxa yezinguquko eziphindaphindwayo zokushisa. Ngaphezu kwalokho, lapho i-SUS430 isetshenziswa isikhathi eside cishe ku-500 ° C, iyoba brittle ngenxa yemvula yezigaba ezi-brittle, ngakho-ke kufanele unakekelwe. Ngaphezu kwe-Cr, i-Al nayo iyinto ethuthukisa ukumelana ne-oxidation. Emazingeni okushisa aphezulu, i-Al yakha i-Al2O3 ebusweni besikali se-oxide, esiba yifilimu eqinile yokuvikela futhi edlala indima ekuthuthukiseni ukumelana ne-oxidation. Insimbi emelana nokushisa esebenzisa lo mphumela we-Al yi-FCH1. I-FCH1 iyinsimbi emelana nokushisa ne-5% Al engezwe ku-25% Cr steel wezinto zokushisa. Inokumelana okuhle kwe-oxidation ngaphansi kwe-1200 ° C.

Insimbi enguMartensitic engamelana nokushisa

Izitishi ezimele ukushisa ezimelana nemartensitic zingu-12% Cr steels SUS403 kanye ne-SUS410J1 ngokuqukethwe okungu-C okungu-0.1%. Lezi zinsimbi ezingamelana nokushisa ziqiniswa ukucima ukushisa okuphezulu bese ziyafuthwa. I-M23C6 igxilwe kwi-martensite yesigaba somama, futhi amandla amakhulu angagcinwa ngaphansi kuka-600 ° C. Uma uMo engezwa ukukhulisa ukumelana nokunciphisa ukuthamba, amandla aphezulu angaqhubeka nokugcinwa. Insimbi yemartensitic emelana nokushisa izothamba emazingeni aphezulu okushisa angaphezu kuka-600 ° C, okwenza amandla ayo anciphe kakhulu. Ngakho-ke, i-martensitic insimbi engamelana nokushisa ilungele izingxenye ezidinga amandla okushisa okuphezulu ekushiseni okusebenzayo kuka-500-600 ° C noma ngaphansi. Ngaphezu kwalokho, njengoba okuqukethwe kwe-Cr yensimbi emelana nokushisa kwe-martensitic kuncane, i-12%, futhi ingxenye yeCr nayo isetshenziswa kuma-carbides, okuqukethwe kwe-Cr esigabeni somzali akunakuqinisekiswa, ngakho-ke ukumelana ne-oxidation kokulwa nokushisa kwe-martensitic insimbi ivame ukungafani nensimbi emelana nokushisa ne-ferritic nensimbi emelana nokushisa. Izakhi ze-Si ne-Al, ezithuthukisa ukumelana ne-oxidation, nazo zingakha ifilimu evikelayo esikalini sensimbi yemartensitic engamelana nokushisa. Kukhona ama-SUH3 ne-SUH11 martensitic steels ukumelana nezinsimbi afaka iSi ukuthuthukisa ukumelana ne-oxidation. Lezi zinsimbi ezingamelana nokushisa zisetshenziselwa ikakhulukazi ama-valve okufaka injini namabhawodi angazweli ekushiseni.

Insimbi yase-Austenitic emelana nokushisa

Lapho i-Cr ifakwa ensimbi, i-austenite stabilizing element Ni yengezwa ngasikhathi sinye, futhi insimbi iyisakhiwo se-austenite esizinzile kuwo wonke amazinga okushisa. Izinsimbi ezivamile ze-austenitic yi-SUS304 ne-SUS310. Njengoba sonke sazi, i-SUS304 iyinsimbi engagqwali emelana nokugqwala, kepha i-SUS304 nayo ingasetshenziswa njengensimbi emelana nokushisa. Ngaphansi kuka-600 ° C, amandla wensimbi austenitic amelana nokushisa aphakathi kwensimbi yemartensitic engamelana nokushisa nensimbi engavumelani nokushisa; ngenhla kuka-600 ° C, amandla makhulu kunensimbi yemartensitic emelana nokushisa. Ngaphezu kwalokho, i-SUS304 engezansi kuka-800 ° C, i-SUS310 ngaphansi kwe-1000 ° C, inokumelana okuhle kwe-oxidation lapho kwenziwa ukushisa nokupholisa okuphindaphindiwe. Kodwa-ke, lapho isetshenziswa isikhathi eside ngo-700-900 ° C, izigaba ezinamabhuleki zizongena, zenze into ibenyeke. Ngaphezu kwalokho, njengoba i-coefficient yokunwetshwa okushisayo kwe-SUS304 ne-SUS310 inkulu kunaleyo yensimbi yemartensitic engamelana nokushisa nensimbi engavumelani nokushisa, ukulimala kokukhathala kuvame ukwenzeka, futhi kufanele kunakwe la maphuzu amabili.

Lapho amandla okushisa okuphezulu edingeka, insimbi eqinisa ukushisa e-austenitic ingathuthukiswa ngokuqiniswa kwezulu nokuqinisa isixazululo esiqinile. I-austenitic insimbi emelana nokushisa esetshenziselwa ama-valve wokukhipha injini yi-SUH35. Ukwengezwa kwe-C ensimbi kuthuthukisa amandla okushisa aphezulu we-SUH35 ngokusebenzisa ukuqinisa i-carbide kwezulu nokuqinisa isixazululo esiqinile ngokungeza i-N. Ngokwandisa okuqukethwe kwe-austenite element ukuzinza Mn, noma ngabe okuqukethwe kwe-Ni kungu-4%, isakhiwo se-austenite itholakale. ISUH660 esetshenziselwa amabhawodi amelana nokushisa nemithombo engamelana nokushisa iqiniswa yimvula ye-γ, isigaba (i-Ni3 (Al, Ti)) ngenxa yokwengezwa kwe-Al ne-Ti.

Insimbi emisa ukushisa emelana nemvula

Ngokwesakhiwo se-matrix, insimbi emelana nokushisa ingahlukaniswa ibe yinsimbi eqinisa ukushisa, i-martensitic insimbi emelana nokushisa nensimbi emelana nokushisa. Ibanga elimele insimbi emelana nokushisa kwe-martensitic yi-SUS630. Ngemuva kokwelashwa okuguga ku-500 ℃, i-SUS630 igxilisa isigaba se-ε (isigaba se-Cu) ku-low-C martensite matrix ukuthuthukisa amandla ensimbi. Kodwa-ke, lapho izinga lokushisa lidlula i-500 ° C, isigaba se-ε siyabanda, futhi isakhiwo se-martensite naso siyashintshwa, okunciphisa amandla wensimbi. Ngakho-ke, i-SUS630 isetshenziselwa ikakhulukazi izingxenye ze-turbine ezingaphansi kuka-500 ° C. Ingxenye eyinhloko yensimbi ye-SUS630 ingu-17Cr-4Ni-4Cu, okuqukethwe kwe-Ni akuphezulu kakhulu, futhi uma kubhekwa ukuzinza kwe-austenite, okuqukethwe kwe-Ni akunakuncishiswa, ngakho-ke akuyona insimbi yokuthuthukisa izinsiza ezisindisa izinsiza.

Ingxubevange engamelana nokushisa

Ngenkathi isakha insimbi emelana nokushisa, iJapan nayo ibisakha ama-alloys amelana nokushisa. Ukuze uthuthukise ukumelana nokushisa, i-Cr, Ti, Al, Nb nezinye izinto zengezwa ku-alloy. Ngokwendlela yokuqinisa, ama-alloys amelana nokushisa angahlukaniswa abe ama-alloys amelana nokushisa namakhambi aqinisa imvula. Ama-alloys amelana nokushisa amelana nesixazululo esiqinile-isixazululo yi-NCF600, 601, 609 (elingana ne-Inconel Alloy 600, 601, 609), kanye nama-alloys amelana nokushisa okujamele imvula ayi-NCF718 no-750 (alingana ne-Inconel Alloy 718, X750) Futhi i-NCF800H (elingana ne-Inconel Alloy 800H). Ingxubevange yokuqinisa ukushisa eqinisa isixazululo iyaqhubeka nokwelashwa okuguga, futhi amandla nobulukhuni abukhuliswa, ngakho-ke amandla okushisa aphezulu awaphakeme. Ngakho-ke, uma kuqhathaniswa nezingxenye zesakhiwo ezidinga amandla okushisa aphezulu, ilungele kakhulu izindawo ezonakalisayo kufaka phakathi izindawo ezinokushisa okuphezulu Izingxenye ezidinga ukuqina. Ama-alloys amelana nemvula aqinisa imvula aqukethe i-Al, Ti nezinye izinto. NjengoSUH600, γ, isigaba siyashesha, esithuthukisa amandla nobulukhuni be-alloy. Ngakho-ke, ama-alloys aqinisa imvula aqinisa imvula alungele iziphethu, amabhawodi, izingxenye zenjini, njll. Ezidinga amazinga okushisa aphezulu. Izingxenye zamandla.

Sicela ugcine umthombo nekheli lale ndatshana ukuze uphinde uprintwe: Ukwahlukaniswa Kwensimbi Engavumelani Nokushisa Nengxubevange Yokushisa

UMinghe Inkampani yeDie Casting anikezelwe ekukhiqizeni nasekuhlinzekeni ikhwalithi nokusebenza okuphezulu Izingxenye Zokulingisa (izingxenye zensimbi zensimbi zokufa zisebenza ikakhulukazi zibandakanya I-Thin-Wall Die Casting,I-Hot Chamber Die Casting,Cold Chamber die Casting), Insizakalo Eyindilinga (Insiza Yokulingisa,ICnc Machining,Ukwenza Okubandayo, Surface Treatment) .Noma ikuphi ukusakazwa kwe-Aluminium die, i-magnesium noma i-Zamak / zinc die casting nezinye izidingo zokuphosa zamukelekile ukuxhumana nathi.

Ngaphansi kokulawulwa kwe-ISO9001 ne-TS 16949, Zonke izinqubo zenziwa ngamakhulu emishini esezingeni eliphakeme yokufa, imishini ye-5-axis, nezinye izikhungo, ezisukela kuma-blasters kuya kumishini yokuwasha ye-Ultra Sonic.Minghe akagcinanga ngemishini esezingeni eliphezulu kepha futhi unobuchwepheshe iqembu lonjiniyela abanolwazi, ama-opharetha nabahloli ukwenza ukwakheka kwekhasimende kugcwaliseke.

Umenzi wenkontileka yokufa kwabasikiwe. Amandla afaka izingxenye ezibandayo ze-aluminium die casting ezivela ku-0.15 lbs. kuye ku-6 lbs., Ukusetha ushintsho olusheshayo, nemishini. Izinsizakalo ezingezwe ngenani zifaka phakathi ukupholisha, ukudlidliza, ukuphazamisa, ukuqhumisa ngokudubula, ukupenda, ukuhlobisa, ukumboza, ukuhlangana nokusetshenziswa kwamathuluzi. Izinto zokusebenza ezisetshenzisiwe zifaka ama-alloys afana no-360, 380, 383, no-413.

I-Zinc die casting design usizo / izinsizakalo zobunjiniyela ezihambisanayo. Umenzi wangokwezifiso we-precision zinc die castings. Ukusakazwa okuncane, ukukhishwa kwengcindezi ephezulu, ukusikeka kwesikhunta esiningi, ukujikijelwa kwesikhunta okuvamile, ukufefa kwamayunithi kanye nokuzimela okuzimele kanye nokuvalwa okuvaliwe komgodi kungenziwa. Ama-Castings angenziwa ngobude nobubanzi obufinyelela ku-24 in. Ku +/- 0.0005 in. Ukubekezelelana.  

I-ISO 9001: Umkhiqizi oqinisekisiwe ka-2015 we-die cast magnesium, Amandla afaka i-high-pressure magnesium die casting up to 200 ton chamber hot & 3000 ton cold chamber, designing designing, polishing, molding, machining, powder & liquid paint, QA full with CMM amakhono , inhlangano, ukupakisha nokulethwa.

Kuqinisekiswe i-ITAF16949. Insiza Eyengeziwe Yokulingisa Faka ukukhipha utshalomali,ukuphonsa kwesihlabathi,Ukuphonswa kwamandla, Lost Foam Ekubunjweni,I-Centrifugal Casting,Ukuphoswa Kokuqothula,Permanent Isikhunta Ukulingisa, Amakhono afaka i-EDI, usizo lobunjiniyela, ukumodeliswa okuqinile nokucutshungulwa kwesibili.

Izimboni Zokulingisa Izingxenye Zamacala Ezifundo Zezimoto: Izimoto, Amabhayisikili, Izindiza, Izinsimbi Zomculo, I-Watercraft, Amadivayisi we-Optical, Izinzwa, Amamodeli, Amadivayisi we-elekthronikhi, Ukuvaleka, Amawashi, Imishini, Izinjini, Ifenisha, Ubucwebe, AmaJig, Telecom, Ukukhanyisa, Amadivayisi Wezokwelapha, amadivayisi wezithombe, Amarobhothi, okubaziwe, okokusebenza komsindo, okwezemidlalo, i-Tooling, Amathoyizi nokuningi. 

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By Umkhiqizi weMinghe Die Casting | Izigaba: Izindatshana Eziwusizo |Material Omaka: I-Aluminium Casting, Zinc Ukulingisa, Ukulingiswa kweMagnesium, I-Titanium Casting, Insimbi Engagqwali, Brass Ekubunjweni,Ukulingiswa kweBronze,Isakaza ividiyo,Umlando wenkampani,I-Aluminium Die Casting | Amazwana Off