
I-TC 9 Titanium
I-TC9 iwuhlobo + lokushisa{2}}ingxubevange ye-titanium ekwazi ukumelana nokwakheka kwe-Ti{8}}6.5Al-3.5Mo-2.5Sn-0.3Si. Ihlanganisa amandla aphezulu ezinga lokushisa eliphezulu, ukumelana nokunyakaza, nokuzinza kokushisa, okuyenza ifaneleke izingxenye ezisebenza emazingeni okushisa afika ku-500 degree. Isungulwe ekuqaleni yiSoviet Union ngo-1958, i-TC9 isetshenziswa kakhulu ezinhlelweni ze-aerospace, ikakhulukazi kumadiski okucindezela kanye nezinsimbi zezinjini zezindiza. Inhlanganisela yayo ye-low density, amandla aphezulu, nokuqina okuhle nakho kuyenza ilungele izingxenye zesakhiwo njengegiya lokuhlala.
Incazelo Yemikhiqizo
I-TC9 iwuhlobo + lokushisa{2}}ingxubevange ye-titanium ekwazi ukumelana nokwakheka kwe-Ti{8}}6.5Al-3.5Mo-2.5Sn-0.3Si. Ihlanganisa amandla aphezulu ezinga lokushisa eliphezulu, ukumelana nokunyakaza, nokuzinza kokushisa, okuyenza ifaneleke izingxenye ezisebenza emazingeni okushisa afika ku-500 degree. Isungulwe ekuqaleni yiSoviet Union ngo-1958, i-TC9 isetshenziswa kakhulu ezinhlelweni ze-aerospace, ikakhulukazi kumadiski okucindezela kanye nezinsimbi zezinjini zezindiza. Inhlanganisela yayo ye-low density, amandla aphezulu, nokuqina okuhle nakho kuyenza ilungele izingxenye zesakhiwo njengegiya lokuhlala.
Emkhakheni wezokwelapha, i-TC9 ithola ukunakwa ngamadivayisi-asezingeni eliphezulu njengamajoyinti okwenziwa kanye nehardware yokulungisa amathambo ngenxa yokuhambisana kwayo okuhle kwe-biocompatibility, okuqinisekisa{2}}ukuzinza kwesikhathi eside nokunethezeka kwesiguli. Ukwengeza, i-TC9 ithola izinhlelo zokusebenza ezintsha kumishini yezemidlalo efana-namakilabhu egalofu aphezulu, amabhayisikili, namarakhethi ethenisi, lapho amandla ayo aphezulu-kuya{7}}isilinganiso sesisindo kuthuthukisa ukusebenza, kunciphisa ukukhathala, futhi kuthuthukisa ulwazi lomsebenzisi.
Ukwakheka Kwamakhemikhali
|
Thi |
Fe |
C |
N |
H |
O |
Al |
Mo |
Sn |
Si |
|
|
Okuncane |
Rem |
- |
- |
- |
- |
- |
5.8 |
2.8 |
1.8 |
0.2 |
|
Ubukhulu |
0.4 |
0.08 |
0.05 |
0.015 |
0.15 |
6.8 |
3.8 |
2.8 |
0.4 |
Izinto ezibonakalayo
|
Ubuncane Bezakhiwo Zemishini Yengxubevange Yezinga lokushisa Legumbi |
||
|
Amandla Okuqina |
Isivuno Amandla |
Ukwelula |
|
Rm N/mm2 |
Rp0.2N/mm2 |
A5% |
|
900 |
800 |
10% |
Isici
I-TC9 iyingxubevange-esebenza kahle + ye-titanium, edume ngezici zayo eziphakeme{3}}zezinga lokushisa eliphezulu. Ukwakheka kwayo kwamakhemikhali, okugxile ku-titanium, kuhlanganisa u-5.5-6.5% we-aluminium -wokuqinisa isigaba, u-2.5-3.5% we-zirconium (ethuthukisa ukumelana nokushisa nokuqina), kanye no-0.8-1.2% we-molybdenum -yokusimama kwesigaba. Izilawuli zokungcola okuqinile zivikela ubuqotho bayo bezinga lokushisa eliphezulu.
Ngamandla aqinile angu-930-1030 MPa namandla esivuno angu-835-930 MPa, i-TC9 idlula i-TC4, efaka ubude obungu-10-12% wamandla alinganayo kanye ne-ductility. Ukugcinwa kwayo kwamandla aphezulu ku-500 degree, i-100℃ephakeme kune-TC4, kanye nokumelana okuhle kakhulu kwe-creep kuchaza amandla ayo ezinga lokushisa eliphezulu.
I-TC9 yakha isendlalelo se-oxide esivikelayo, esimelana nokugqwala komkhathi kanye ne-aqueous, futhi idlula kahle kakhulu-ezimweni ezishisa kakhulu ze-oxidizing ngenxa ye-zirconium. Ukwenziwa kudinga ukunemba: I-GTAW yokushisela nge-shielding kanye{3}}nokwelashwa kokushisisa kwe-weld kubalulekile, futhi ukwenza imishini kudinga amathuluzi abukhali nezipholile. Ukwelapha ukushisa kukhulisa amandla -ngesigaba semvula. Lezi zibaluli zenza i-TC9 ifaneleke ezingxenyeni zenjini ye-aerospace,{8}}imishini yezimboni enezinga lokushisa eliphezulu, kanye nezakhiwo ezidinga ukushisa okukhulu.
Izinhlelo zokusebenza
① Amasistimu Wokuqhutshwa kwe-Aerospace
Izingxenye zenjini ye-Jet: -ama-compressor blades aphezulu, amadiski, nama-casings
Izingxenye ze-Afterburner: Izingxenye ezivezwe ekushiseni okuphezulu okuqhubekayo
Izakhiwo zezimoto ze-Hypersonic
② Ukukhiqiza Amandla
Izingxenye ze-turbine yegesi: Ama-Rotor, ama-blade{0}ezimboni ezisekelwe emhlabeni
Izingxenye ze-nuclear reactor: Izishintshisi zokushisa kumadizayini we-reactor athuthukile
③ Ukuhlola Umkhathi
Imishini ye-rocket thrust chambers
Phinda ufake{0}amasistimu okuvikela ukushisa kwemoto
④ Izimboni ezikhethekile
Izisetshenziswa{0}}ezisezingeni eliphezulu zokucubungula amakhemikhali
Izishintshisi zokushisa ezithuthukisiwe zamasistimu wamandla

Amashadi ashisayo: I-tc 9 titanium, i-China tc 9 abakhiqizi be-titanium, abahlinzeki, imboni
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