I-Inconel 800 kanye ne-Incoloy 800H zombili ziyi-alloys ze-nickel-iron-chromium, kodwa zinomehluko othile ekwakhiweni kanye nezakhiwo.
I-Incoloy 800 iyi-alloy ye-nickel-iron-chromium eyenzelwe ukusetshenziswa kwezinga lokushisa eliphezulu. Iyingxenye yochungechunge lwe-Incoloy lwama-superalloy futhi inokumelana okuhle kakhulu nokugqwala ezindaweni ezahlukahlukene.
Ukwakheka:
I-Nickel: 30-35%
I-Chromium: 19-23%
Insimbi: ubuncane obungu-39.5%
Inani elincane le-aluminium, i-titanium, ne-carbon
Izakhiwo:
Ukumelana nokushisa okuphezulu: I-Incoloy 800 ingamelana nokushisa okuphezulu okufika ku-1100°C (2000°F), okwenza ifaneleke ukusetshenziswa ezimbonini zokucubungula ukushisa.
Ukumelana nokugqwala: Inikeza ukumelana okuhle kakhulu ne-oxidation, i-carburization, kanye ne-nitridation ezindaweni ezinokushisa okuphezulu kanye nomoya oqukethe isibabule.
Amandla kanye nokuguquguquka: Inezakhiwo ezinhle zomshini, okuhlanganisa amandla aphezulu okudonsa kanye nokuqina.
Ukuqina kokushisa: I-Incoloy 800 igcina izakhiwo zayo ngisho nangaphansi kwezimo zokushisa nokupholisa ezijikelezayo.
Ukushibilika: Kungashibilika kalula kusetshenziswa izindlela zokushibilika ezivamile.
Izicelo: I-Incoloy 800 ivame ukusetshenziswa ezimbonini ezahlukahlukene, okuhlanganisa:
Ukucubungula ngamakhemikhali: Kusetshenziswa ekukhiqizeni imishini efana nezishintshi zokushisa, imikhumbi yokusabela, kanye nezinhlelo zamapayipi ezisingatha amakhemikhali agqwalisayo.
Ukukhiqizwa kukagesi: I-Incoloy 800 isetshenziswa ezitshalweni zikagesi ezisetshenziswa ekushiseni okuphezulu, njengezingxenye zebhoyila kanye namajeneretha omusi wokubuyisa ukushisa.
Ukucutshungulwa kwe-Petrochemical: Ifanele imishini evezwe emazingeni okushisa aphezulu nasezindaweni ezigqwalisayo ezindaweni zokucwenga i-petrochemical.
Izithando zezimboni: I-Incoloy 800 isetshenziswa njengezinto zokushisa, amashubhu akhanyayo, nezinye izingxenye ezithandweni zokushisa okuphezulu.
Izimboni zezindiza nezimoto: Isetshenziswa ezisetshenziswayo njengezitini zokushisa ze-gas turbine kanye nezingxenye ze-afterburner.
Sekukonke, i-Incoloy 800 iyi-alloy eguquguqukayo enezakhiwo ezinhle kakhulu zokushisa okuphezulu kanye nokumelana nokugqwala, okwenza ifaneleke ezinhlotsheni ezahlukahlukene zezimboni ezidinga kakhulu.
I-Incoloy 800H inguqulo eguquliwe ye-Incoloy 800, eyenzelwe ngokukhethekile ukunikeza ukumelana okukhulu kokunyenya kanye namandla athuthukisiwe okushisa okuphezulu. Igama elithi "H" ku-Incoloy 800H limelela "ukushisa okuphezulu."
Ukwakheka: Ukwakheka kwe-Incoloy 800H kufana ne-Incoloy 800, kanye nokuguqulwa okuthile ukuze kuthuthukiswe amakhono ayo okushisa okuphezulu. Izinto eziyinhloko zokuhlanganisa yilezi:
I-Nickel: 30-35%
I-Chromium: 19-23%
Insimbi: ubuncane obungu-39.5%
Inani elincane le-aluminium, i-titanium, ne-carbon
Okuqukethwe kwe-aluminium kanye ne-titanium kunqunyelwe ngamabomu ku-Incoloy 800H ukukhuthaza ukwakheka kwesigaba esizinzile esibizwa ngokuthi i-carbide ngesikhathi sokuchayeka isikhathi eside emazingeni okushisa aphezulu. Lesi sigaba se-carbide sisiza ekuthuthukiseni ukumelana nokuqhekeka.
Izakhiwo:
Amandla okushisa aphezulu athuthukisiwe: I-Incoloy 800H inamandla okusebenza aphezulu kune-Incoloy 800 emazingeni okushisa aphezulu. Igcina amandla ayo kanye nokuqina kwesakhiwo ngisho nangemva kokuchayeka isikhathi eside emazingeni okushisa aphezulu.
Ukumelana nokuqhekeka okuthuthukisiwe: I-Creep ukuthambekela kwezinto ezishintsha kancane kancane ngaphansi kokucindezeleka okuqhubekayo emazingeni okushisa aphezulu. I-Incoloy 800H ikhombisa ukumelana okuthuthukisiwe nokuqhekeka kune-Incoloy 800, okwenza ifaneleke ukusetshenziswa okudinga ukuchayeka isikhathi eside emazingeni okushisa aphezulu.
Ukumelana okuhle kakhulu nokugqwala: Ngokufanayo ne-Incoloy 800, i-Incoloy 800H inikeza ukumelana okuhle kakhulu nokugqwala, i-carburization, kanye ne-nitridation ezindaweni ezahlukahlukene zokugqwala.
Ukushibilika okuhle: I-Incoloy 800H ingashibilika kalula kusetshenziswa amasu okushibilika avamile.
Izicelo: I-Incoloy 800H isetshenziswa kakhulu ezicelweni lapho ukumelana nezimo zokushisa okuphezulu kanye nokugqwala kubalulekile khona, njenge:
Ukucutshungulwa kwamakhemikhali kanye ne-petrochemical: Kufanelekile ekukhiqizeni imishini ephatha amakhemikhali anolaka, umoya oqukethe isibabule, kanye nezindawo ezigqwala ezishisa kakhulu.
Izishintshi zokushisa: I-Incoloy 800H ivame ukusetshenziswa kumashubhu nezingxenye ezishintshashintshayo zokushisa ngenxa yamandla ayo okushisa aphezulu kanye nokumelana nokugqwala.
Ukukhiqizwa kukagesi: Kuthola ukusetshenziswa ezitshalweni zikagesi zezingxenye ezithinta amagesi ashisayo, umusi, kanye nezindawo zokushisa eziphakeme.
Izithando zezimboni: I-Incoloy 800H isetshenziswa kumashubhu akhanyayo, ama-muffle, nezinye izingxenye zesithando ezivezwe emazingeni okushisa aphezulu.
Ama-turbine egesi: Asetshenziswe ezingxenyeni zama-turbine egesi ezidinga ukumelana okuhle kakhulu nokukhukhuleka kanye namandla okushisa aphezulu.
Sekukonke, i-Incoloy 800H iyi-alloy ethuthukisiwe enikeza amandla aphezulu okushisa kanye nokumelana nokuqhekeka okuthuthukisiwe uma kuqhathaniswa ne-Incoloy 800, okwenza ifaneleke kakhulu ezisetshenziswa ezimbonini ezisebenza emazingeni okushisa aphezulu.
I-Incoloy 800 kanye ne-Incoloy 800H ziyizinhlobo ezimbili ze-alloy efanayo ye-nickel-iron-chromium, enomehluko omncane ekwakhekeni kwamakhemikhali kanye nezakhiwo zazo. Nansi umehluko oyinhloko phakathi kwe-Incoloy 800 kanye ne-Incoloy 800H:
Ukwakheka Kwamakhemikhali:
I-Incoloy 800: Inokwakheka okungu-32% we-nickel, u-20% we-chromium, u-46% wensimbi, kanye nenani elincane lezinye izinto ezifana nethusi, i-titanium, ne-aluminium.
I-Incoloy 800H: Inguqulo eguquliwe ye-Incoloy 800, enokwakheka okuhlukile kancane. Iqukethe cishe i-nickel engu-32%, i-chromium engu-21%, insimbi engu-46%, kanye nokuqukethwe kwekhabhoni okwandisiwe (0.05-0.10%) kanye ne-aluminium (0.30-1.20%).
Izakhiwo:
Amandla Okushisa Okuphezulu: Zombili i-Incoloy 800 kanye ne-Incoloy 800H zinikeza amandla amahle kakhulu kanye nezakhiwo zemishini emazingeni okushisa aphezulu. Kodwa-ke, i-Incoloy 800H inamandla aphezulu okushisa aphezulu kanye nokumelana nokuqhekeka okuthuthukisiwe kune-Incoloy 800. Lokhu kungenxa yokuqukethwe okwandisiwe kwekhabhoni ne-aluminium ku-Incoloy 800H, okukhuthaza ukwakheka kwesigaba se-carbide esizinzile, okuthuthukisa ukumelana kwayo nokuguquguquka kokuqhekeka.
Ukumelana Nokugqwala: I-Incoloy 800 kanye ne-Incoloy 800H zibonisa amazinga afanayo okumelana nokugqwala, okunikeza ukumelana okuhle kakhulu ne-oxidation, i-carburization, kanye ne-nitridation ezindaweni ezahlukahlukene zokugqwala.
Ukushibilika: Zombili lezi zinsimbi zishibilika kalula kusetshenziswa amasu okushibilika avamile.
Izicelo: Zombili i-Incoloy 800 kanye ne-Incoloy 800H zinezinhlobo eziningi zezicelo zezimboni lapho kudingeka khona amandla okushisa aphezulu kanye nokumelana nokugqwala. Ezinye zezicelo ezivamile zifaka:
Ama-heat exchanger kanye namapayipi okucubungula ezimbonini zamakhemikhali kanye ne-petrochemical.
Izingxenye zesithando somlilo ezifana namapayipi akhanyayo, ama-muffle, namathileyi.
Izitshalo zokuphehla ugesi, okuhlanganisa izingxenye eziku-steam boilers kanye nama-gas turbines.
Izitofu zezimboni kanye nemishini yokushisa.
I-Catalyst isekela amagridi nezinto zokufakelwa ekukhiqizweni kukawoyela negesi.
Nakuba i-Incoloy 800 ifaneleka kakhulu ezinhlotsheni eziningi zokushisa okuphezulu, i-Incoloy 800H yenzelwe ngqo izindawo ezidinga ukumelana okuphezulu kokukhukhuleka kanye namandla aphezulu okushisa okuphezulu. Ukukhetha phakathi kwazo kuncike ekusetshenzisweni okuthile kanye nezakhiwo ezifiselekayo.
Isikhathi sokuthunyelwe: Agasti-11-2023