Pfupiso: Iri gwara rinofananidza Inconel, Incoloy, Hastelloy uye Monel nickel alloys, inovhara tembiricha muganho, corrosion resistance, kukanda uye machinability yeindasitiri yakasarudzika chikamu chekusarudza.
Iri gwara rinovhara anoshandiswa zvakanyanya nickel alloy mamakisi anosanganisira Inconel, Incoloy, Hastelloy uye Monel, ine inoshanda data pane tembiricha miganho, corrosion kuramba, kukanda uye machinability kutsigira maindasitiri akasarudzika chikamu chekusarudza zvinhu.
Nickel based alloy parts inodarika simbi isina simbi uye kabhoni simbi kana mudziyo wakatarisana nekupisa kwakanyanya, zvinwiwa zvinoparadza zvine hukasha, kana kusanganiswa kwemichina nemakemikari.
Ose ari maviri akakanda nickel alloy zvikamu uye akagadzirwa nickel alloy blanks anoshanda akakosha mabasa mumaindasitiri anorema process.
Nhanganyaya kune Nickel Yakavakirwa Alloy Zvikamu
Nickel based alloys zvinhu zvesimbi zvine nickel seyekutanga matrix element, yakasanganiswa nechromium, molybdenum, simbi, mhangura uye zvimwe zvinhu kuti igadzirise michina uye corrosion zvivakwa.
Mukana wavo mukuru ndewekuita kwakagadzikana pasi pezvinonetsa zvakasanganiswa zvinoshatisa simbi dzakajairwa: kukwira-tembiricha, oxidation, pitting, crevice corrosion uye kurwiswa neacidic kana chloride-rich media.
Musiyano wakakosha unopatsanura akagadzirwa nickel alloy zvikamu uye akakanda nickel alloy zvikamu.
Misiyano yakagadzirwa inogadzirwa kana kukungurutswa ipapo CNC yakagadzirwa, ichipa kudzora zviyo kwakasimba uye simba repamusoro rekusimba kwepamusoro-mutoro dhizaini.
Cast nickel alloy parts, anogadzirwa kuburikidza nekukandira kwekudyara, anokwana majeometri akaoma senge valve trim, nozzles uye tsika yekupfeka inoisa uko pedyo-neti kuumbwa kunoderedza yakazara machining basa.
Zvinobatsira kusiyanisa zvinhu izvi kubva kuStellite alloy components.
Nepo maStellite cobalt alloys achikunda pakupfeka kweabrasive, cavitation uye hardfacing sevhisi, nickel alloys anosarudzwa zvakanyanya nekuda kwekupokana uye yakakwirira-tembiricha chimiro chekuvimbika.
Mhuri yega yega inozadza niche yakaparadzana mune yakasarudzika chikamu yakatarwa.
Main Nickel Alloy Mhuri & Giredhi Overview
Nickel alloys akaiswa mumapoka nealloying masisitimu uye epakati pekuita masimba. Mhuri ina dzinotonga maindasitiri etsika chikamu maodha: Inconel, Incoloy, Hastelloy uye Monel.
Inconel Alloy Series
Inconel mamakisi nickel-chromium alloys, kazhinji ane molybdenum, niobium kana titanium anowedzera.
Iwo akagadzirwa kuti achengetedze simba uye oxidation kuramba pane yakakwirira tembiricha.
Iwo maviri akanyanya kutsanangurwa Inconel alloy zvikamu ndeaya Inconel 625 uye Inconel 718.
Inconel 718 inoshandisa kunaya kwemvura kuomesa kuendesa yakakwira tensile uye inokambaira simba, ichiita iyo yekusarudzika kune yakarongedzerwa-chikamu chinopisa hardware.
Inconel 625 inovimba nekusimba-mhinduro kusimba, nekupokana kwakanyanya kune chloride pitting uye yakakura kushivirira kwecorrosion mune yakasanganiswa midhiya.
Incoloy Alloy Series
Incoloy mamakisi isimbi-nickel-chromium alloys.
Iyo yemukati yesimbi inoderedza mutengo wezvinhu zvakasvibirira zvichienzaniswa neiyo yakachena nickel-inopfuma Inconel mamakisi uku ichichengetedza kumira kwakanaka kune aqueous corrosion patembiricha iri pakati nepakati.
Incoloy 825 ndiyo giredhi remureza muboka iri.
Inodzikamisa kuramba sulfuric acid, phosphoric acid uye chloride stress corrosion cracking, sarudzo yakajairika yekudzika kwekemikari uye michina yemumunda wemafuta.
Hastelloy Alloy Series
Hastelloy imhuri ye nickel-molybdenum-chromium alloy yakavakirwa kukanganisa kwakanyanya kemikari.
Yakakwira molybdenum yemukati inopa Hastelloy alloy zvikamu kushivirira kwakasimba mukuderedza asidhi, yakasanganiswa asidhi hova uye chloride-ine maitiro emvura.
Mhuri iyi ndiyo yekutanga kutariswa kwemareactors, manifolds ekufambisa uye mavharuvhu trim akaoneswa kune hukasha hwemakemikari media uko simbi isina tsvina kana standard Inconel inotadza nekukurumidza.
Monel Alloy Series
Monel alloys ari nickel-copper alloys ane chromium shoma. Monel 400 ndiyo yakajairika giredhi.
Inopa kupikisa kwakanyanya kune hydrofluoric acid uye kukukurwa kwemvura yegungwa, ine yakanaka ductility uye zviri nyore machining zvichienzaniswa neakawanda alloy nickel mamakisi.
Inoshandiswa zvakanyanya mumakungwa, desalination uye hydrofluoric acid kubata masisitimu.
| Alloy Grade | Maumbirwo Akakosha | Max Inopfuurira Service Temp | Resistant Media | Castability | Machining Kuoma | Yakajairika Spare Parts |
| Inconel 625 | Ni-Cr-Mo-Nb | 980°C | Oxidizing media, chlorides, mvura yegungwa | Moderate; kukasika kubvarura kupisa | High, basa-kuoma | Gasi turbine zvisimbiso, makemikari nozzles, miviri yevharuvhu |
| Inconel 718 | Ni-Cr-Mo-Nb-Ti | 700°C | Mhepo yekupisa yepamusoro, zvinyoro zvinyoro | Fair; inonzwisisika pakukanda kutonhora | Yakakwirira kwazvo; zvinoda rigid tooling | Turbine disks, high-pressure valve plugs, fasteners |
| Ikoroy 825 | Ni-Fe-Cr-Mo-Cu | 540°C | Sulfuric asidhi, phosphoric asidhi, brine | Zvakanaka | Pakati nepakati | Heat exchanger tubesheets, oilfield tubing zvikamu |
| Hastelloy mamakisi | Ni-Mo-Cr | 700–1090°C (zvinoenderana negiredhi) | Yakasanganiswa acids, kuderedza / oxidizing makemikari hova | Pakati nepakati | High | Reactor internals, chemikari valve trim, orifice plates |
| Monel 400 | Ni-Cu | 480°C | Mvura yegungwa, hydrofluoric acid, alkaline media | Zvakanaka | Low-mwero | Marine mavharuvhu zvigaro, pombi shafts, yegungwa pombi dzemvura |
Ongorora: Hastelloy inovhara akawanda akasiyana mamakisi; tembiricha iyi inoreva zvakawanda. Gara uchisimbisa miganho uchipokana nedhetabheti yako chaiyo Hastelloy giredhi.
Kuita Kuparara naNickel Alloy Giredhi
Kana uchienzanisa nickel alloy zvikamu zvepurojekiti, mapoka matatu ekuita anotyaira sarudzo dzakanyanya: kusimba kwepamusoro-tembiricha, kusimba kwekuora uye maitiro emuchina.
High-tembiricha simba & oxidation kuramba
Inconel mamakisi anotungamira chikamu ichi. Inconel 625 inochengetedza kugadzikana kwepasi kunopesana neoxidation inosvika 980 ° C mumhepo yakachena, nepo Inconel 718 inogumira kudzikisa kuenderera kwekushisa nekuti iyo inonaya-yakaomeswa microstructure inoputsika pakupisa kwakanyanya.
Hastelloy inogona kupa yakanaka-yepamusoro-tembiricha corrosion kuramba, asi yayo mechanical creep performance haienderane neInconel muhurefu-hurefu hwekupisa-mutoro sevhisi.
Monel uye Incoloy haina kugadzirwa kuti iite basa rakasimba repamusoro-tembiricha; simba ravo rinodonha nekukurumidza pamusoro pemiganho yetembiricha yakatarwa.
Chirevo chakakosha: yakadhindwa tembiricha zviyero zvinoshanda kune yakachena mhepo sevhisi.
Corrosive vapours, sulfur kana yakanyungudutswa munyu nharaunda zvinoderedza zvakanyanya tembiricha yakachengeteka.
Corrosion kuramba kune akasiyana sevhisi media
Imwe neimwe alloy mhuri ine akajeka masimba uye mapofu mavara:
- Inconel: Yakasimba inopesana neoxidation uye chloride pitting, ine mari shoma kune yakawedzera kuderedza asidhi.
- Hastelloy: Yakanakisa sarudzo yeasidhi yakasanganiswa uye kuderedza makemikari nharaunda, kunyangwe ichidhura.
- Incoloy 825: Inodhura-inoshanda yekudzikisa sulfuric uye phosphoric acid, uye nharaunda dzine brine.
- Monel 400: Yakanakisa ine hydrofluoric acid uye mvura yegungwa, kusashanda zvakanaka mune yakasimba oxidising acids senge nitric acid.
Kutadza kwakawanda kunoitika kana mainjiniya asarudza yakakwira-tembiricha alloy pasina kutarisa kuenderana neiyo chaiyo process fluid.
Mechanical properties muimba uye yakakwirira tembiricha
Inconel 718 inomira kunze kwekusimba kwegoho repamusoro mushure mekuoma kwezera, ndicho chikonzero ichishandiswa kune inotakura-inotenderera inotenderera uye ine kumanikidza-ine zvikamu.
Inconel 625 ine yakadzika kamuri-tembiricha simba asi nani kugadzira uye ngura kuita zvakasiyana.
Monel 400 inopa yakanaka ductility uye kukanganisa kupikisa, iyo inokodzera pombi uye zvikamu zvevharuvhu pasi pekuvhunduka kurodha.
Kugadzirwa: Kukandira & CNC Machining eNickel Alloy Zvikamu
Kugadzirwa kunobata zvakananga nguva yekutungamira, mutengo uye yekupedzisira chikamu chemhando yezvose zvakakandwa nickel alloy zvikamu uye machined nickel alloy blanks.
Nickel alloys anozivikanwa zvakanyanya seyakaoma-ku-muchina zvinhu, kunyangwe kuoma kunosiyana zvakanyanya negiredhi.
Kukandwa kwe nickel alloys
Nickel alloys ane yakakwira chromium uye molybdenum zvirimo zvinotakura njodzi yekupwanya inopisa panguva yekusimba.
Inconel 718 inonyanya kunzwira tsitsi kune gradient yekupisa mukukanda.
Investment casting zviwanikwa zvinofanirwa kudzora tembiricha yekudira, mold preheat uye kutonhora kutevedzana kuderedza porosity nemisodzi inopisa.
Monel 400 uye Incoloy 825 vane hunhu hwakanakisa pakati peboka uye vanoregerera zvakanyanya kune dzakaomarara dzakatetepa-madziro castings.
Hastelloy uye Inconel 625 inoda yakaomesesa maitiro ekudzora uye kazhinji akakwira mareti ekuramba.
Machining maitiro & zvakajairika matambudziko
Kana ma blanks akakandwa agadzirwa, akawanda nickel alloy castings achiri kuda kunyatso kupedzisa CNC.
Kuomesa basa ndiro dambudziko guru rekugadzira. Kucheka kupisa kunovaka nekukurumidza kumucheto kwechishandiso, kukurumidza kupfeka flank.
Zvitoro zvinoshandisa kumhanya kunononoka kwepamusoro, yakanaka rake chishandiso geometry uye nerupo runotonhorera kuyerera kweInconel neHastelloy.
Monel 400 michina iri nyore, chinova chimwe chikonzero chakakurumbira kune tsika dzakagadzirwa nemvura yegungwa.
Inconel 718 ndiyo inonyanya kudiwa; maworkshops mazhinji anoshandisa ceramic kana coated carbide maturusi uye yakaderera feed mitengo kudzivirira basa-yakaomeswa pamusoro pezvikamu.
Post-processing: kupisa kurapwa, kusununguka kwekunetseka, NDT kuongorora
Zvinoda kurapwa kwekupisa zvinosiyana zvakanyanya: Inconel 718 inoda kuomeswa kwezera kuti ivhure simba rayo repamusoro, nepo Inconel 625 neHastelloy zvinowanzopihwa mune mhinduro-yakagadziriswa mamiriro.
Kudzora kushushikana kwakajairwa kukanda uye yakanyatsogadzirwa nickel alloy zvikamu kuderedza kusara kunetseka uye kukanganisa.
Zvikamu zvakakosha zvesevhisi zvinowanzoda kuongororwa kweNDT kunosanganisira kuyedza kwekupinda, kuyedza radiographic kana ultrasonic ongororo, zvichienderana neindasitiri yakatarwa yeoiri negesi, simba kana kushandiswa kwemuchadenga.
Yakajairika Maindasitiri Zvishandiso & Spare Chikamu Mienzaniso
Imwe neimwe nickel alloy mhuri mepu kune seti yemaindasitiri zvikamu zvinotsanangurwa nemaitiro ekuita.
Mafuta & gasi uye petrochemical midziyo
Oiri uye gasi valve trim, kukachidza zvikamu, wellhead fittings uye separator internals kazhinji shandisa Inconel 625, Incoloy 825 uye Hastelloy mamakisi.
Aya ma alloys anorwisa sour brine, carbon dioxide uye hydrogen sulfide corrosion inorwisa yakajairwa simbi isina tsvina.
Kugadzira magetsi (gas turbine, boiler components)
Gasi turbine inopisa-gasi nzira zvisimbiso, combustor hardware uye steam turbine bypass valve zvikamu zvinowanzo tsanangura Inconel alloy zvikamu zvekukambaira uye oxidation kuramba pasi pe cyclic high-tembiricha kushanda.
Chemical processing & acidic yepakati midziyo
Hastelloy ndiyo yekutanga kusarudzwa kwemakemikari reactor, musanganiswa nozzles, control valve trim uye manifolds ekufambisa akafumurwa kune yakasanganiswa asidhi, chloride uye oxidising media.
Marine, desalination uye sevhisi yemvura yegungwa
Monel 400 inoshandiswa zvakanyanya kune mavharuvhu emvura yegungwa, zvikamu zvepombi uye fasteners.
Inoshingirira mukuora kwakafanana kwemvura yegungwa zviri nani pane akawanda akajairwa magiredhi asina tsvina, kunyangwe isingadzivirirwe kune microbiologically kufurirwa ngura pasi pemamiriro akamira.
Aerospace & thermal processing equipment
Aerospace hardware inovimba zvakanyanya neInconel 718 kune turbine uye zvimiro zvemukati.
Zvishandiso izvi zvinoda kuteedzera kuzere kwezvinhu, mishumo yebvunzo dzakasimbiswa uye dzakanyatsodzorwa kupisa kupisa kutenderera.
Nickel Alloy Giredhi Sarudzo Yekutungamira yeVatengi & Mainjiniya
Kusarudza iyo chaiyo nickel alloy giredhi inoda kuenzanisa mana epakati akasiyana: yekushanda tembiricha, process yepakati, mechanical mutoro uye yakazara muridzi mutengo.
Core kusarudzwa maitiro: tembiricha, zvepakati, mutoro, bhajeti
Tanga nekunyora kuenderera kwekushanda tembiricha, tembiricha yepamusoro, fluid chemistry, pH, chloride concentration uye kuti nharaunda iri oxidising kana kudzikisira.
Tevere tsanangura zvinodiwa zvemuchina senge static mutoro, cyclic kuneta, kudzvanywa uye kupfeka.
Kana tembiricha yakakwira uye kurodha kwakakosha, Inconel ndiyo inowanzotangira.
Kana iyo yakanyanya njodzi iri concentrated acid corrosion, ongorora Hastelloy.
Kumvura yegungwa kana sevhisi yeHF, Monel 400 inowanzokodzera.
Kune corrosion ine mwero nekumanikidzwa kwebhajeti, Incoloy 825 mumiriri akasimba.
Zvakajairika giredhi kutsiva kuita uye kusaita
Usatsiva mamakisi zvichienderana nemutengo chete. Iyo yakaderera-yemutengo alloy iyo inotadza nguva isati yakwana inogadzira yakanyanya kuvharika uye yekutsiva mutengo.
- Usatsiva Hastelloy neIncoloy yekudzikamisa kudzikisa asidhi hova.
- Usasarudza Monel ye nitric acid kana yakasimba oxidising nharaunda.
- Inconel 625 haisi yekutsiva yakananga yezera-yakaomeswa Inconel 718 kana yakakwira tensile simba rinodiwa.
Trade-off: performance vs zvinhu & machining mutengo
Hastelloy uye Inconel 718 inoraira iyo yepamusoro zvinhu uye machining mutengo.
Monel neIncoloy vanopa nzvimbo yakaderera yekupinda kana envelopu yavo yekushanda inoenderana nenzvimbo yekushanda.
Vatengi vazhinji vanoongororawo kana overlay cladding ichigona kuzadzisa zvinodiwa panzvimbo peiyo yakasimba yakazara nickel alloy chikamu.
Mibvunzo Inowanzo bvunzwa
Ndeupi musiyano uripo pakati peInconel neHastelloy?
Inconel inogadziridzwa kune yakakwirira-tembiricha simba uye oxidation kuramba. Hastelloy inotungamira kuramba kune hukasha musanganiswa asidhi uye kuderedza corrosive media.
Hastelloy kazhinji inodarika Inconel mune yakaomesesa makemikari sevhisi, nepo Inconel inosarudzwa kune zvinopisa zvimiro zvemukati.
Iko Inconel 718 iri nyore kukanda pane Inconel 625?
No. Inconel 718 ine hwindo rakatetepa rekukanda uye rinonyanya kukonzeresa kupisa kunopisa, inoda kuomesesa maitiro ekudzora zvichienzaniswa neInconel 625.
MaFoundries anowanzo wedzera kukora kwemadziro kana kushandisa akagadziridzwa gating magadzirirwo ekudzikisa mitengo yekurambwa kweInconel 718 castings.
Monel 400 inogona kushandiswa hydrochloric acid service?
Monel 400 inoita zvakanaka mukudonhedza, mweya-isina hydrofluoric acid. Kushanda kwayo muhydrochloric acid kunoenderana zvakanyanya nekufungisisa, tembiricha uye aeration; okisijeni yakanyungudika uye zvinosvibisa oxidising zvinomhanyisa ngura nekukurumidza.
Ndeupi mutsauko uripo pakati peakakandwa uye akagadzirwa nickel alloy zvikamu?
Yakagadzirwa nickel alloy zvikamu zvinotanga kubva kune yakaumbwa kana yakakungurutswa stock uye ine CNC yakagadzirwa, ichiunza yakakwira, inowirirana kusimba kwesimba.
Cast nickel alloy zvikamu zvinogadzirwa kuburikidza nekukandira, inokodzera zvirinani kune yakaoma geometries uye kazhinji yakaderera mumutengo weakaomesesa espare chikamu magadzirirwo.
