I-Hastelloy C276 enhle kakhulu

Uma ukumboni yobunjiniyela noma yokukhiqiza, kungenzeka ukuthi uke wezwa nge-Hastelloy C276. Le nickel molybdenum chromium alloy idume ngokumelana nokugqwala okuhle kakhulu kanye nezakhiwo zemishini, okuyenza ibe yinto efanelekile yezinhlelo zokusebenza ezahlukahlukene. Okulandelayo, sizocubungula ukwakheka, izakhiwo zomzimba kanye nemishini, izinhlelo zokusebenza, ukwelashwa kokushisa, imishini, i-welding, futhi okubaluleke kakhulu, ukumelana nokugqwala kwama-alloys e-Hastelloy.

Ukwakhiwa kwe-Hastelloy C276

I-Hastelloy C276 iyingxubevange ye-nickel molybdenum chromium equkethe amanani amancane e-tungsten nensimbi. Ukwakheka kwayo okuqondile kuyahlukahluka kuye ngenqubo yokukhiqiza kanye nebanga, kodwa ngokuvamile iqukethe 15-17% chromium, 4-7% molybdenum, 2.5-3.5% iron, kanye 0.2-0.5% tungsten. Ingxubevange futhi iqukethe amanani okulandela ekhabhoni, i-silicon, isulfure, i-manganese, ne-cobalt, enokuqukethwe okungaphansi kuka-1%.

Izakhiwo zemishini ye-Hastelloy C276

I-Hastelloy C276 idume ngezakhiwo zayo ezinhle kakhulu zemishini, okuhlanganisa amandla aphezulu, ukuqina, kanye ne-ductility. Amandla ayo aqinile angama-780 MPa, amandla esivuno angama-355 MPa, kanti ubulukhuni bucishe bube ngu-220 Brinell hardness. Ngaphezu kwalokho, ingxubevange ingakwazi ukumelana namazinga okushisa aphezulu nezingcindezi, iyenze ifanelekele izindawo eziyinselele ezimbonini zikawoyela negesi, amakhemikhali, kanye ne-petrochemical.

Izakhiwo ezibonakalayo ze-Hastelloy C276

I-Hastelloy C276 inezinto ezibonakalayo ezinhle kakhulu, okuhlanganisa ukuminyana okungu-8.89 g/cm³ kanye nendawo yokuncibilika engu-1370-1400°C. I-thermal expansion coefficient yale alloy ingu-12.5μm/m℃, futhi umthamo wokushisa othize ngu-427J/kg°C. Lezi zici ziyenza ibe into ezinzile ngokushisa, ngisho nangaphansi kwezimo zokusetshenziswa ezinzima.

Ukusetshenziswa kwe-Hastelloy C276

I-Hastelloy C276 isetshenziswa ezimbonini ezahlukahlukene ngenxa yokumelana nokugqwala kanye nokuzinza okuphezulu kwezinga lokushisa. Ububanzi bokusebenza kwayo busukela kumishini yokucubungula amakhemikhali, amathuluzi okulawula ukungcoliswa kwemvelo, nezishintshisi zokushisa kuya ezingxenyeni ze-aerospace, ama-reactors enuzi, nempahla yemithi. Le alloy iphinde isetshenziswe ezitshalweni ze-sulfuric acid, eyaziwa ngokukwazi ukumelana nezimo eziphezulu ze-asidi nokuvimbela ukugqwala.

Ukumelana nokugqwala kwe-Hastelloy C276

Esinye sezici ezivelele ze-Hastelloy C276 ukumelana kwayo nokugqwala okuhle kakhulu emithonjeni ehlukahlukene egqwalayo, okuhlanganisa i-sulfuric acid, i-hydrochloric acid, ne-chlorine dioxide. Ngaphezu kwalokho, iyakwazi ukumelana nokugqwala kwemigodi, ukugqwala kwemigodi, nokuqhekeka kokugqwala kwengcindezi, okuyenza ibe ukukhetha okuhle kakhulu ezakhiweni zasolwandle nasogwini kanye nezinhlelo zamanzi ezinomfutho ophezulu.

Ukwelashwa kokushisa kwe-Hastelloy C276

I-Hastelloy C276 ingaphathwa ngokushisa ukuze ithuthukise izici zayo zokuwumshini, kodwa ayinconyelwe izinto ezivezwe kumazinga okushisa aphezulu noma imidiya egqwalayo.

Ukucutshungulwa kwe-Hastelloy C276

Ngenxa yamandla ayo aphezulu kanye ne-thermal conductivity ephansi, ukucubungula i-Hastelloy C276 kungase kube inselele, kodwa kungafezwa kalula ngamathuluzi namasu afanele.

Ukushiselwa kwe-Hastelloy C276

Ngakolunye uhlangothi, ukushisela kudinga ukunakekelwa okukhethekile ukuze kuncishiswe ingozi yokuqhekeka kanye ne-porosity. I-gas tungsten arc welding (GTAW) kanye ne-shielded metal arc welding (SMAW) yizinqubo zokushisela ezisetshenziswa kakhulu ze-Hastelloy C276.

Ububanzi bokusebenza be-Hastelloy C276

Imboni ye-Petrochemical

Emkhakheni wamakhemikhali e-petrochemicals, i-C276 Hastelloy alloy ivame ukusetshenziselwa ukukhiqiza izinto ezibalulekile ezifana nama-reactors, ama-heat exchangers, nezinhlelo zamapayipi. Lawa madivayisi ngokuvamile asebenza kumazinga okushisa aphezulu, ukucindezela okuphezulu, kanye nezimo zemidiya ezigqwala kakhulu, ezinezidingo eziphakeme kakhulu zokumelana nokugqwala kanye nezakhiwo zokukhanda. Ukusebenza okuhle kakhulu okuphelele kwe-C276 kuqinisekisa ukusebenza okuphephile kwesikhathi eside kwemishini futhi kunciphisa izindleko zokuyilungisa.

Inkambu yobunjiniyela basolwandle

Imvelo yobunjiniyela basolwandle ibonakala ngokuba nosawoti omningi, umswakama ophezulu, nokugqwala okuphezulu, okubeka inselele enkulu ekumelaneni nokugqwala kwezinto. I-C276 Hastelloy ikhombisa ukumelana nokugqwala okuhle kakhulu emanzini olwandle nasezindaweni zokufuthwa kukasawoti, futhi isetshenziswa kakhulu emikhakheni efana nezinkundla ezingasogwini lolwandle, imikhumbi-ngwenya, kanye nemishini yokukhipha usawoti emanzini olwandle. Ukumelana kwayo okuhle kakhulu nokugqwala nokugqwala kwemigodi kuyenza ibe ukukhetha okubalulekile kwempahla emkhakheni wobunjiniyela basolwandle.

Inkambu ye-Aerospace

Emkhakheni we-aerospace, i-C276 Hastelloy alloy isetshenziselwa ukwakha izingxenye zesakhiwo ezinezinga lokushisa eliphezulu njengezingxenye zenjini yomoya ophephela emhlane kanye namalayini amagumbi omlilo ngenxa yokusebenza kwayo okuhle kakhulu kwezinga lokushisa eliphezulu kanye nokumelana ne-oxidation. Lezi zingxenye zisebenza endaweni enezinga lokushisa eliphezulu kanye nephezulu, edinga ukumelana nokukhasa kwezinto ezibonakalayo eziphakeme kakhulu namandla ezinga lokushisa eliphezulu. Ukusetshenziswa kwe-C276 kuthuthukisa ngempumelelo ukusebenza kahle nempilo yesevisi yenjini.

I-Hastelloy C276 iyimpahla enhle kakhulu enezakhiwo ezivelele zokumelana nemishini, ngokomzimba, kanye nokugqwala. Ukwakheka kwayo okuyingqayizivele kanye nokuzinza kokushisa kuyenza ibe ukukhetha okuhle kakhulu ezimbonini ezihlukahlukene, kusukela ekucutshungulweni kwamakhemikhali kuya emkhathini kanye neziphehlisi zenuzi. Le nickel molybdenum chromium alloy ifakazela ukuqhubeka kwesayensi yensimbi nobunjiniyela. Iminyaka eminingi, izoqhubeka iyisinqumo esithandwayo.