Titaniumthiab nws cov alloys tau nyiam cov neeg nyiam thoob plaws vim lawv qhov ntau ntawm qhov zoo. Nrog lub melting point ntawm 1668 degree, titanium yog siab - melting - taw tes hlau; nrog qhov ceev ntawm 4.51 g / cm³, nws yog ib lub teeb yuag hlau; thiab titanium alloys muaj lub zog tshwj xeeb heev, ua rau lawv cov khoom siv zoo heev. Lawv tau siv dav hauv kev lag luam xws li aerospace, roj extraction, nqus ntsev ntau lawm, tshuaj engineering, metallurgy, tsim hluav taws xob, kev tsim kho, marine engineering, automotive, tshuaj, kev ua si thiab kev lom zem, thiab cov khoom siv.
I. Khoom ntawm Titanium
1. Kaum Qhov Tseem Ceeb Ntawm Titanium:
Tsawg ceev, siab zog, thiab muaj zog tshwj xeeb; zoo heev corrosion kuj; zoo heev kub tsis kam; zoo heev low{0}}kub kev ua haujlwm; tsis yog-magnetic; tsawg thermal conductivity;
tsawg modulus ntawm elasticity; tensile zog thiab yield zog zoo sib xws; nquag oxidation ntawm qhov kub thiab txias; tsawg damping kuj.
2. Peb Cov Khoom Tshwj Xeeb:
Lub cim xeeb zoo; superconductivity; hydrogen cia.
3. Cov Khoom Siv Tshuaj ntawm Titanium:
Titanium nthuav tawm zoo heev corrosion kuj vim muaj kev ruaj khov, muaj zog oxide zaj duab xis rau ntawm nws qhov chaw. Oxide films tsim los ntawm anodic oxidation thiab thermal oxidation tuaj yeem txhim kho titanium qhov kev tiv thaiv corrosion.
Corrosion Cwj Pwm ntawm Titanium nyob rau hauv sib txawv Media:
Hauv oxidizing, nruab nrab, thiab tsis muaj zog txo cov xov xwm-xws li dej hiav txwv, cov tshuaj chloride, oxidizing inorganic acid daws, thiab cov kev daws teeb meem ntawm HCl nrog cov concentration hauv qab 3% thiab H₂SO₄ qis dua 4%- cov oxide zaj duab xis ntawm titanium tseem nyob ruaj khov.
Nws tsis yog corrosion-resistant hauv kev txo cov kua qaub.
II. Kev siv ntawm titanium
1. Kev lag luam Aerospace
Qhov kev faib ua feem ntawm titanium hauv kev lag luam thiab tub rog aircraft yog maj mam nce.
Vim tias titanium muaj cov cua kub zoo heev, siab -kub lub zog, thiab nkag siab tsis kam, nws tuaj yeem txhim kho kev ua haujlwm ntawm lub dav hlau dav hlau, ua kom muaj zog, txo cov roj noj, thiab txhim kho tag nrho cov cav tov.
2. Kev lag luam tshuaj
3. Nqus ntsev ntau lawm kev lag luam
Cov khoom siv carbon steel siv nyob rau hauv ntsev ntau lawm evaporators raug kev txom nyem los ntawm corrosion hnyav. Titanium, nrog nws muaj zog corrosion kuj, tau hais txog qhov teeb meem no thiab txhawb txoj kev loj hlob ntawm kev lag luam ntsev ntau lawm.
4. Kev lag luam tsim hluav taws xob
Ua tsaug rau nws cov kev tiv thaiv rau seawater corrosion, muaj ntau, zoo heev tshav kub pauv zog, muaj zog tshwj xeeb, tsis tshua muaj txij nkawm yuav tsum tau, thiab ntev kev pab cuam lub neej, titanium yog dav siv nyob rau hauv lub hwj chim cog condensers, chav turbine hniav, tshav kub exchangers, thiab fais fab nroj tsuag chimneys.
5. Kev tsim kho kev lag luam
Qhov zoo: Kev tiv thaiv corrosion siab, qis coefficient ntawm thermal expansion, ib puag ncig tus phooj ywg thiab lub zog- ua haujlwm tau zoo, lub neej ua haujlwm ntev (txog 100 xyoo yam tsis muaj kev puas tsuaj), kev ntxhib los mos zoo nkauj nrog cov xim customizable, thiab zoo sib xws nrog lwm cov ntaub ntawv.
6. Offshore Engineering
Seawater Desalination: Nyob rau hauv ib puag ncig uas tsis tshua muaj corrosion, titanium raj tuaj yeem muaj cov phab ntsa nyias, muab tus nqi siab - ua haujlwm tau zoo thiab qis thermal conductivity.
7. Automotive kev lag luam
Tsawg ceev: Txo lub tsheb hnyav thiab txo qis inertia
Lub zog tshwj xeeb: Haum rau kev thauj khoom -cov kabmob
Kev ua haujlwm kub zoo: Haum rau siab - qhov kub thiab txias
Tsawg coefficient ntawm thermal expansion: Haum rau lub cav valve Cheebtsam
Kev tiv thaiv khov zoo: Tsis muaj qhov qis -kub brittleness
Zoo formability: tuaj yeem ua rau ntau yam khoom siv los ntawm ntau txoj kev
8. Kev lag luam kho mob
Zoo biocompatibility, siab toughness, tsis tshua muaj elastic modulus, tsis yog -magnetic, thiab zoo li lub cim xeeb zog. Haum rau kev tsim cov pob qij txha, sab hauv stents, thiab tus txha caj qaum orthopedic rods; nws tsis cuam tshuam los ntawm cov hlau nplaum, ua kom muaj kev nyab xeeb, thiab tsis muaj kev phiv tshuaj lom.
9. Cov khoom siv
Siv los ua cov ntaub ntawv vaj tsev: khoos phis tawj, koob yees duab, xov tooj ntawm tes, hluav taws xob rab chais, thiab lwm yam.
Siv los ua cov khoom siv hnyav: tsom iav, canes, nuv ntses, watches, khoom siv hauv chav ua noj, thiab lwm yam.
Crafts thiab cov ntaub ntawv zoo nkauj: rings, necklaces, brooches, tsej, thiab lwm yam.
Cov ntsiab lus:
Ob peb xyoos dhau los, qhov kev vam meej tseem ceeb tau ua tiav nyob rau hauv txoj kev xav alloying, kev siv zog thiab kev ua kom muaj zog, thiab cov txheej txheem kho cua sov rau aerospace titanium alloys. Tam sim no, kev tshawb fawb ntawm titanium alloys feem ntau yog tsom rau thermal stability ntawm qhov kub thiab txias, creep resistance, thiab tsim thiab tsim cov txheej txheem rau qis - nqi titanium alloys. Raws li kev tshawb fawb tob zuj zus, kev nce qib hauv qis- cov thev naus laus zis thev naus laus zis thev naus laus zis rau titanium alloys- tsav los ntawm siab -kawg aerospace daim ntawv thov-yuav ua kom cov khoom siv titanium nrawm dua.

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