Aluminium alloy bakeng sa tanka ea mafura ea rokete
Lisebelisoa tsa meralo li amana haufi-ufi le letoto la litaba tse joalo ka moralo oa sebopeho sa 'mele oa rokete, theknoloji ea ho etsa le ho e lokisa, theknoloji ea ho lokisa thepa, le moruo, 'me ke senotlolo sa ho tseba boleng ba ho tloha ha rokete le bokhoni ba ho patala. Ho latela ts'ebetso ea nts'etsopele ea sistimi ea lisebelisoa, ts'ebetso ea nts'etsopele ea lisebelisoa tsa tanka ea mafura e ka aroloa ka meloko e mene. Moloko oa pele ke li-alloys tsa aluminium tse 5, ke hore, Al-Mg alloys. Li-alloys tse emetseng ke li-alloys tsa 5A06 le 5A03. Li ne li sebelisetsoa ho etsa meaho ea tanka ea mafura ea rocket ea P-2 ho elella bofelong ba lilemo tsa bo-1950 'me e ntse e sebelisoa le kajeno. Li-alloys tsa 5A06 tse nang le 5.8% Mg ho 6.8% Mg, 5A03 ke motsoako oa Al-Mg-Mn-Si. Moloko oa bobeli ke Al-Cu-based 2-series alloys. Litanka tsa polokelo tsa likoloi tsa China tsa Long March tsa ho qala li entsoe ka li-alloys tsa 2A14, e leng motsoako oa Al-Cu-Mg-Mn-Si. ho tloha lilemong tsa bo-1970 ho fihlela joale, Chaena e ile ea qala ho sebelisa tanka ea polokelo ea li-alloy tsa 2219, e leng motsoako oa Al-Cu-Mn-V-Zr-Ti, o sebelisoang haholo ho etsa litanka tse sa tšoaneng tsa polokelo ea likoloi. Ka nako e ts'oanang, e boetse e sebelisoa haholo mohahong oa libetsa tse hlahisang litanka tsa mafura a mocheso o tlaase, e leng motsoako o nang le ts'ebetso e ntle ea mocheso o tlaase le tshebetso e feletseng.
Aluminium alloy bakeng sa mohaho oa cabin
Ho tloha ha nts'etsopele ea likoloi tsa ho qala Chaena lilemong tsa bo-1960 ho fihlela joale, lisebelisoa tsa aluminium bakeng sa mohaho oa likoloi tsa likoloi li laoloa ke moloko oa pele le li-alloys tsa moloko oa bobeli tse emeloang ke 2A12 le 7A09, ha linaha tsa linaheng tse ling li kene molokong oa bone. li-alloys tsa aluminium tsa cabin (7055 alloy le 7085 alloy), li sebelisoa haholo ka lebaka la thepa ea tsona e phahameng ea matla, kutlo e tlase e timang le kutlo ya notch. 7055 ke motsoako oa Al-Zn-Mg-Cu-Zr, 'me 7085 hape ke motsoako oa Al-Zn-Mg-Cu-Zr, empa litšila tsa eona tsa Fe le Si li tlaase haholo,' me litaba tsa Zn li phahame ka 7.0%. ~8.0%. Li-alloys tsa moloko oa boraro tsa Al-Li tse emetsoeng ke 2A97, 1460, joalo-joalo li sebelisitsoe liindasteri tsa lifofane tsa linaheng tse ling ka lebaka la matla a tsona a phahameng, modulus e phahameng, le bolelele bo phahameng.
Lisebelisoa tsa matrix tsa aluminium tse matlafalitsoeng ka likaroloana li na le melemo ea modulus e phahameng le matla a phahameng, 'me li ka sebelisoa ho nkela li-alloys tsa 7A09 ho etsa lithapo tsa semi-monocoque cabin. The Institute of Metal Research, Chinese Academy of Sciences, Harbin Institute of Technology, Shanghai Jiaotong University, joalo-joalo ba entse mosebetsi o mongata oa ho etsa lipatlisiso le ho lokisetsa likaroloana tse matlafalitsoeng tsa aluminium matrix composite, ka katleho e tsotehang.
Li-alloys tsa Al-Li tse sebelisoang sebakeng sa moea sa kantle ho naha
Kopo e atlehileng ka ho fetisisa likoloing tsa lifofane tsa kantle ho naha ke motsoako oa Weldalite Al-Li o ntlafalitsoeng ke Constellium le Quebec RDC, ho kenyeletsoa 2195, 2196, 2098, 2198, le 2050 Alloy. 2195 alloy: Al-4.0Cu-1.0Li-0.4Mg-0.4Ag-0.1Zr, e leng motsoako oa pele oa Al-Li o atlehileng ho rekisoa bakeng sa ho etsoa ha litanka tsa polokelo ea mafura a mocheso o tlase bakeng sa ho qala lirokete. 2196 alloy: Al-2.8Cu-1.6Li-0.4Mg-0.4Ag-0.1Zr, low density, high-power, high fracture toughness, e qapiloeng bakeng sa profiles ea Hubble solar frame frame, eo hona joale e sebelisoang haholo bakeng sa ho hlahisa litlaleho tsa lifofane. 2098 alloy: Al-3.5 Cu-1.1Li-0.4Mg-0.4Ag-0.1Zr, e qalileng ho etsoa bakeng sa tlhahiso ea HSCT fuselage, ka lebaka la matla a eona a ho khathala, e se e sebelisoa ho F16 fighter fuselage le spacecraft Falcon e qala tanka ea mafura. . 2198 alloy: Al-3.2Cu-0.9Li-0.4Mg-0.4Ag-0.1Zr, e sebelisetsoang ho roala lakane ea lifofane tsa khoebo. 2050 alloy: Al-3.5Cu-1.0Li-0.4Mg- 0.4Ag-0.4Mn-0.1Zr, e sebelisetsoang ho hlahisa lipoleiti tse teteaneng ho nkela lipoleiti tse teteaneng tsa 7050-T7451 bakeng sa ho etsa meaho ea lifofane tsa khoebo kapa likarolo tsa ho qala rocket. Ha ho bapisoa le 2195 alloy, Cu + Mn content ea 2050 alloy e batla e le tlaase ho fokotsa kutloisiso ea ho tima le ho boloka thepa e phahameng ea mochine oa poleiti e teteaneng, matla a khethehileng a phahame ka 4%, modulus e khethehileng e phahame ka 9%, 'me ho thatafala ha fracture ho eketsoa ka khatello e phahameng ea khatello ea maikutlo ho senya ho hanyetsa le mokhathala o phahameng oa khanyetso ea khōlo, hammoho le botsitso bo phahameng ba mocheso.
Patlisiso ea China mabapi le mehele ea forging e sebelisoang meahong ea lirokete
Motheo oa tlhahiso ea likoloi oa China o sebakeng sa Tianjin Economic and Technology Development Zone. E entsoe ka sebaka sa lipatlisiso le tlhahiso ea rocket, sebaka sa indasteri ea ts'ebeliso ea theknoloji ea sefofane le sebaka se thusang. E kopanya tlhahiso ea likarolo tsa rocket, kopano ea likarolo, tlhahlobo ea ho qetela ea kopano.
Tanka ea polokelo ea rocket propellant e thehoa ka ho hokahanya lisilindara tse bolelele ba 2m ho isa ho 5m. Litanka tsa polokelo li entsoe ka motsoako oa aluminium, kahoo li hloka ho hokahanngoa le ho matlafatsoa ka mehele ea forging ea aluminium alloy. Ho feta moo, likhokahano, mehele ea phetoho, liforeimi tsa phetoho le likarolo tse ling tsa lifofa-sebakeng tse kang likoloi tsa sepaka-pakeng le liteishene tsa sepaka-pakeng le tsona li hloka ho sebelisa mehele e hokelang, kahoo mehele ke mofuta oa bohlokoa haholo oa likarolo tse hokahanyang le tsa sebopeho. Southwest Aluminium (Group) Co., Ltd., Northeast Light Alloy Co., Ltd., le Northwest Aluminium Co., Ltd. li entse mosebetsi o mongata ho etsa lipatlisiso le nts'etsopele, tlhahiso le ts'ebetso ea mehele ea forging.
Ka 2007, Aluminium e ka Boroa-Bophirima e ile ea hlola mathata a botekgeniki a kang ho lahla litekanyo tse kholo, ho bula li-billet, ho roala selikalikoe, le ho senyeha ha serame, 'me ea etsa selikalikoe sa aluminium se nang le bophara ba 5m. Theknoloji ea mantlha ea ho theha motheo e ile ea tlatsa lekhalo la lapeng mme ea sebelisoa ka katleho ho Long March-5B. Ka 2015, Aluminium e ka Boroa-Bophirima e ile ea hlahisa selikalikoe sa pele se seholohali sa aluminium se nang le bophara ba 9m, se beha rekoto ea lefats'e. Ka 2016, Aluminium e ka Boroa-bophirima e ile ea atleha ho hlōla mekhoa e mengata ea theknoloji ea mantlha e kang ho etsa rolling le phekolo ea mocheso, 'me ea hlahisa lesale le leholo le leholo la aluminium le bophara ba 10m, le ileng la beha tlaleho e ncha ea lefats'e le ho rarolla bothata bo boholo ba theknoloji. bakeng sa ntshetsopele ya koloi ya China ya tshebetso e boima.
E hlophisitsoe ke May Jiang ho tsoa ho MAT Aluminium
Nako ea poso: Dec-01-2023
