Ka la 20 Tšitoe, moqolotsi oa litaba o ile a ithuta ho tsoa ho Khampani ea China Iron and Steel Research Group Gaona hore k'hamphani e etelletse pele ka kopanelo ho hlahisa Fushun Special Steel le Erzhong Wanhang ka lekhetlo la pele matsatsing a morao tjena ho etsa liteko ka katleho ho hlahisa mochini o moholo ka ho fetesisa oa "superalloy turbine disk integral". die forging naheng ea heso hajoale—— The super-large GH4706 alloy turbine disk forgings, e loketseng ho sebelisoa tlas’a maemo a mocheso o phahameng oa likhato tse 650 tsa Celsius, ka matla a 1200 MPa, boima ba lithane tse 13.5, le bophara ba 2380 mm, e ile ea roba monopoly ea kantle ho naha.
Ho ea ka Zhao Guangpu, moetapele oa morero oa lipatlisiso le motlatsi oa motsamaisi oa Steel Research Gona Science and Technology Committee, li-turbine tsa khase tse boima bakeng sa liteishene tse kholo tsa motlakase li na le melemo e ikhethang e kang matla a phahameng, matla a phahameng a mocheso, molumo o monyenyane le boima ba 'mele. le tshilafalo e tlase.Theknoloji ea eona ea tlhahiso e fetohile boemo ba theknoloji ea naha., E 'ngoe ea matšoao a bohlokoa a matla a naha a pharaletseng.Likarolo tsa eona tsa mantlha tse chesang ke disc e le 'ngoe le tse peli (li-turbine discs le litataiso, li-blades tse sebetsang), tse sebetsang e le "pelo" ea batho.Ke thekenoloji ea bohlokoa bakeng sa tlhahiso ea turbine ea khase le bothata bo thibelang ho kenngoa ha li-turbine tse boima tsa khase.Li-disk tsa turbine tsa turbine tsa khase tse boima li hloka lihora tse fetang 100,000 tsa nako e telele ea mocheso o phahameng le ts'ebeletso e phahameng ea khatello ea maikutlo, 'me li hloka boleng bo phahameng ka ho fetisisa ba metallurgic ea thepa, tse kang homogeneous, pure, grained, sebopeho sa thepa e tsitsitseng le ts'ebetso;boholo ba eona bo boholo, 'me sebaka sa eona sa bophara le sebaka sa likhakanyo ka ho latellana E fihla ho limithara tse fetang 2.2 le lisekoere-mithara tse 4.2, e leng bophara ba makhetlo a 4 a turbine disk ea enjene ea aero, makhetlo a 10 sebakeng se lebeletsoeng, le boima ba makhetlo a 60, joalo-joalo. .Theknoloji ea mantlha ea tlhahiso ea li-disk tsa superalloy turbine disk e thibetsoe ka ho felletseng kantle ho naha mme esale e laoloa ke linaha tsa Bophirima ka nako e telele.
Ho fihlela sena, Zhao Guangpu o ile a etella pele sehlopha sa morero ho etsa letoto la lipatlisiso tsa mantlha le lipatlisiso tsa thekenoloji, 'me qetellong a amohela theknoloji e tsoetseng pele ka ho fetesisa ea "triple smelting + e phetoang khafetsa + e halefisang habeli + e le 'ngoe ea mollo o le mong ka kakaretso" ho lokisa thekenoloji ho kenya ts'ebetsong. Maemo a machaba, ho phunyeletsa botlolo ea tekheniki ea ho lokisoa ha disk ea superalloy turbine disk e kholo e kopaneng nakong ea ts'ebetso ea nts'etsopele, joalo ka theknoloji ea ho qhibilihisa e nang le likarolo tse tharo tse tlase bakeng sa li-ingots tse kholo tse boima ba lithane tse 18, le ho hlohlona khafetsa le lijo-thollo. blooming thekenoloji bakeng sa mekoallo khōlō le bophara ba 1000 limilimithara, le bophara ba 2200 Integral shoa forging le mocheso o tlaase ho etsa le mokhatlo o hlophisitsoeng taolo thekenoloji bakeng sa likarolo tse khōlō poleiti kholoanyane ho feta millimeters.Sehlopha sa morero se ile sa etsa lipatlisiso tse ikemetseng le nts'etsopele le boqapi ba mantlha bakeng sa bofokoli ba metallurgical joalo ka Nb e phahameng haholo ea karolo ea alloying ho GH4706 superalloy, e tloaetseng ho ba le matheba a matšo le karohano ea matheba a masoeu.Likarolo tse ka sehloohong tse chesang tse chesang tsa li-turbine tse boima tsa khase ea naha ea heso ke "molala o khomaretsoeng", o butse tsela ea ts'ebetso bakeng sa ho lokisoa ha li-disk tsa turbine tsa superalloy tse kholo tse nang le litšobotsi tsa Sechaena tse nang le litokelo tse ikemetseng tsa thepa ea mahlale.
Kamora 'anatomy, ts'ebetso ea disc ea turbine e fihletse litlhoko tsa index ea tekheniki ea li-alloys tse tšoanang tsa kantle ho naha,' me ho fihletsoe sephetho sa bohlokoahali.Ena ke khatelo-pele e 'ngoe ea bohlokoa eo naha ea heso e e entseng tšimong ea li-superalloy tse holofetseng, tse tsamaisitseng theknoloji ea ho lokisa ea li-disk tsa turbine tse kholohali tsa malapeng ho fihlela boemo bo ka sehloohong ba machaba.Ka la 8 Tšitoe, kopano ea bohlokoahali ea tlhahlobo ea node bakeng sa GH4706 alloy forgings full-size roulette forging e ile ea tšoareloa Beijing.Litsebi li fane ka tlhahlobo e phahameng, e bolelang hore mohato o tiileng o nkiloe mabapi le tšebeliso ea sebele ea turbine disk.