I-Inconel 800 kunye ne-Incoloy 800H zombini zii-alloys ze-nickel-iron-chromium, kodwa zinomahluko othile kwindlela ezibunjwe ngayo kunye neempawu zazo.
I-Incoloy 800 yi-alloy ye-nickel-iron-chromium eyenzelwe ukusetyenziswa kubushushu obuphezulu. Ikwi-Incoloy series yee-superalloys kwaye inokumelana nokugqwala okugqwesileyo kwiindawo ezahlukeneyo.
Ulwakhiwo:
I-Nickel: 30-35%
I-Chromium: 19-23%
I-ayini: ubuncinci obuyi-39.5%
Izixa ezincinci ze-aluminium, i-titanium, kunye ne-carbon
Iipropati:
Ukumelana nobushushu obuphezulu: I-Incoloy 800 inokumelana nobushushu obuphezulu ukuya kuthi ga kwi-1100°C (2000°F), nto leyo eyenza ukuba ifaneleke ukusetyenziswa kumashishini okucubungula ubushushu.
Ukumelana nokugqwala: Inika ukumelana okuhle kakhulu ne-oxidation, i-carburization, kunye ne-nitridation kwiindawo ezinobushushu obuphezulu kunye nomoya oqulethe i-sulfur.
Amandla kunye nokuguquguquka: Ineempawu ezilungileyo zoomatshini, kubandakanya amandla aphezulu okuxinana kunye nokuqina.
Uzinzo lobushushu: I-Incoloy 800 igcina iipropati zayo nokuba iphantsi kweemeko zokufudumeza nokupholisa ezijikelezayo.
Ukuwelda: Ingawelda ngokulula kusetyenziswa iindlela zesiqhelo zokuwelda.
Izicelo: I-Incoloy 800 isetyenziswa kakhulu kumashishini ahlukeneyo, kuquka:
Ukucubungula iikhemikhali: Isetyenziswa kwizixhobo zokwenza izinto ezifana nezitshintshi zobushushu, iivaseli ze-reaction, kunye neenkqubo zepayipi ezisingatha iikhemikhali ezibolayo.
Ukuveliswa kombane: I-Incoloy 800 isetyenziswa kwizikhululo zombane kwiindlela zokusebenzisa ubushushu obuphezulu, njengezixhobo zebhoyila kunye neejenereyitha zokubuyisela ubushushu.
Ukucubungula nge-Petrochemical: Ifanelekile kwizixhobo ezivezwe kumaqondo obushushu aphezulu kunye neendawo ezingcolisayo kwiindawo zokucoca nge-petrochemical.
Iifeni zomzi-mveliso: I-Incoloy 800 isetyenziswa njengezinto zokufudumeza, iityhubhu ezikhazimlayo, kunye nezinye izinto kwiifeni zobushushu obuphezulu.
Amashishini eenqwelo-moya kunye neemoto: Isetyenziswa kwizicelo ezifana neekani zokutsha ze-turbine yegesi kunye neenxalenye ze-afterburner.
Lilonke, i-Incoloy 800 yi-alloy eguquguqukayo eneempawu ezintle kakhulu zokumelana nobushushu obuphezulu kunye nokugqwala, nto leyo eyenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo zoshishino ezifuna amandla.
I-Incoloy 800H yinguqulelo eguquliweyo ye-Incoloy 800, eyenzelwe ngokukodwa ukubonelela ngokumelana okukhulu nokuqhekeka kunye nokuphucula amandla obushushu obuphezulu. U-"H" kwi-Incoloy 800H umele "ubushushu obuphezulu."
Ulwakhiwo: Ulwakhiwo lwe-Incoloy 800H lufana ne-Incoloy 800, kunye notshintsho oluthile ukuphucula amandla ayo obushushu obuphezulu. Izinto eziphambili zokudibanisa zezi:
I-Nickel: 30-35%
I-Chromium: 19-23%
I-ayini: ubuncinci obuyi-39.5%
Izixa ezincinci ze-aluminium, i-titanium, kunye ne-carbon
Umxholo we-aluminiyam kunye ne-titanium unqunyelwe ngabom kwi-Incoloy 800H ukukhuthaza ukwakheka kwesigaba esizinzileyo esibizwa ngokuba yi-carbide ngexesha lokuvezwa ixesha elide kumaqondo obushushu aphezulu. Esi sigaba se-carbide sinceda ukuphucula ukumelana nokuqhekeka.
Iipropati:
Amandla obushushu obuphezulu aphuculweyo: I-Incoloy 800H inamandla oomatshini aphezulu kune-Incoloy 800 kumaqondo obushushu aphezulu. Igcina amandla ayo kunye nolwakhiwo lwayo nangona ibekwe ixesha elide kumaqondo obushushu aphezulu.
Ukumelana nokuqhekeka okuphucukileyo: Ukuqhekeka kukuthambekela kwezinto ukuba ziguquguquke kancinci xa zixinezelekile rhoqo xa kushushu kakhulu. I-Incoloy 800H ibonakalisa ukumelana nokuqhekeka okuphucukileyo kune-Incoloy 800, nto leyo eyenza ukuba ifaneleke kwiimfuno ezifuna ukuvezwa ixesha elide kubushushu obuphezulu.
Ukumelana nokugqwala okugqwesileyo: Ngokufanayo ne-Incoloy 800, i-Incoloy 800H inika ukumelana okugqwesileyo ne-oxidation, i-carburization, kunye ne-nitridation kwiindawo ezahlukeneyo zokugqwala.
Ukudityaniswa kakuhle: I-Incoloy 800H inokudityaniswa ngokulula kusetyenziswa iindlela zokudityaniswa zesiqhelo.
Izicelo: I-Incoloy 800H isetyenziswa kakhulu kwizicelo apho ukumelana neemeko zobushushu obuphezulu kunye nokugqwala kubalulekile, ezinje:
Ukucubungula iikhemikhali kunye neekhemikhali: Ifanelekile ukuvelisa izixhobo eziphatha iikhemikhali ezirhabaxa, imozulu equlethe isalfure, kunye neendawo ezirhabaxa ezinobushushu obuphezulu.
Izitshintshi zobushushu: I-Incoloy 800H isetyenziswa kakhulu kwiityhubhu kunye neenxalenye ezikwizitshintshi zobushushu ngenxa yamandla ayo aphezulu obushushu kunye nokumelana nokugqwala.
Ukuveliswa kombane: Ifumana usetyenziso kwizityalo zamandla kwiindawo ezidibana neegesi ezishushu, umphunga, kunye neendawo zokutsha ezinobushushu obuphezulu.
Iifenishi zemizi-mveliso: I-Incoloy 800H isetyenziswa kwiityhubhu ezikhazimlayo, iimuffles, kunye nezinye izinto zefenishi ezivezwe kumaqondo obushushu aphezulu.
Iiturbine zegesi: Ziye zasetyenziswa kwiindawo ezithile zeeturbine zegesi ezifuna ukumelana nokuqhekeka okugqwesileyo kunye namandla obushushu aphezulu.
Lilonke, i-Incoloy 800H yi-alloy ephucukileyo enika amandla aphezulu obushushu kunye nokumelana okuphuculweyo kokuqhekeka xa kuthelekiswa ne-Incoloy 800, nto leyo eyenza ukuba ifaneleke kwiimfuno zoshishino ezisebenza kumaqondo obushushu aphezulu.
I-Incoloy 800 kunye ne-Incoloy 800H ziintlobo ezimbini ze-alloy efanayo ye-nickel-iron-chromium, kunye nomahluko omncinci kwimilo kunye neempawu zazo zamakhemikhali. Nazi umahluko ophambili phakathi kwe-Incoloy 800 kunye ne-Incoloy 800H:
Ukwenziwa kweekhemikhali:
I-Incoloy 800: Inomxube we-nickel omalunga ne-32%, i-chromium engama-20%, i-iron engama-46%, kunye nezinye izinto ezincinci ezifana ne-copper, i-titanium, kunye ne-aluminium.
I-Incoloy 800H: Yinguqulelo eguquliweyo ye-Incoloy 800, enomxube owahlukileyo kancinci. Iqulethe malunga ne-32% ye-nickel, i-21% ye-chromium, i-46% yesinyithi, kunye nomthamo wekhabhoni owandileyo (0.05-0.10%) kunye ne-aluminium (0.30-1.20%).
Iipropati:
Amandla Obushushu Obuphezulu: Zombini i-Incoloy 800 kunye ne-Incoloy 800H zinika amandla agqwesileyo kunye neempawu zoomatshini kumaqondo obushushu aphezulu. Nangona kunjalo, i-Incoloy 800H inamandla aphezulu obushushu obuphezulu kunye nokumelana okuphucukileyo kokuqhekeka kune-Incoloy 800. Oku kungenxa yokwanda komxholo wekhabhoni kunye ne-aluminium kwi-Incoloy 800H, ekhuthaza ukwakheka kwesigaba se-carbide esizinzileyo, okwandisa ukumelana kwayo nokuguquguquka kokuqhekeka.
Ukumelana Nokugqwala: I-Incoloy 800 kunye ne-Incoloy 800H zibonisa amanqanaba afanayo okumelana nokugqwala, zibonelela ngokumelana okuhle kakhulu ne-oxidation, i-carburization, kunye ne-nitridation kwiindawo ezahlukeneyo zokugqwala.
Ukuwelda: Zombini ii-alloys ziwelda lula kusetyenziswa iindlela zesiqhelo zokuwelda.
Izicelo: Zombini i-Incoloy 800 kunye ne-Incoloy 800H zineendlela ezahlukeneyo zokusetyenziswa kwemizi-mveliso apho kufuneka amandla obushushu obuphezulu kunye nokumelana nokugqwala. Ezinye zezicelo eziqhelekileyo ziquka:
Izitshintshi zobushushu kunye neepayipi zenkqubo kwimizi-mveliso yeekhemikhali kunye neekhemikhali.
Izixhobo zefurnace ezifana neetyhubhu ezikhazimlayo, iimuffles, kunye neetreyi.
Izityalo zokuvelisa umbane, kuquka izinto ezikwiibhoyila zomphunga kunye neeturbine zegesi.
Izitofu zomlilo kunye nezixhobo zokutshisa izinto zoshishino.
I-Catalyst ixhasa iigridi kunye nezixhobo zombane ekuvelisweni kweoyile negesi.
Nangona i-Incoloy 800 ifanelekile kwiindlela ezininzi zokusebenzisa ubushushu obuphezulu, i-Incoloy 800H yenzelwe ngokukodwa iindawo ezifuna ukumelana nokuqhekeka okuphezulu kunye namandla aphezulu okusebenzisa ubushushu obuphezulu. Ukukhetha phakathi kwazo kuxhomekeke kwisicelo esithile kunye neempawu ezifunwayo.
Ixesha lokuthumela: Agasti-11-2023