Alloy 7075 txhuas yog ib tug standout tswv cuab ntawm lub7 xxxxxxxxxthiab tseem yog qhov ntsuas ntawm qhov siab tshaj -lub zog aluminium alloys muaj hnub no. Zinc ua lub luag haujlwm tseem ceeb ntawm kev sib xyaw ua ke, muab cov qib zog piv rau cov hlau. Hauvt651 ua, 7075 txhuas exhibits zoo heev qaug zog zog, siv tau machinability, zoo kuj rau vuam txheej txheem, thiab txhim khu kev qha corrosion kuj. Thaum muab khoom rau hauvt7x51 ua, cov hlau muaj kev tiv thaiv zoo tshaj rau kev ntxhov siab corrosion tawg, ua rau nws yog ib qho kev xaiv rau 2xxx series alloys hauv qhov xav tau tshaj plaws thiab kev nyab xeeb- cov ntawv thov tseem ceeb.
7075 aluminium alloy tau lees paub tias yog ib qho ntawm cov khoom siv txhuas uas muaj zog tshaj plaws ntawm kev ua lag luam, uas ua rau nws muaj txiaj ntsig tshwj xeeb rau siab - kev ntxhov siab ib puag ncig. Nrog ib tug yield zog tshaj400 MPathiab qhov ntom ntom ntom, GNEE 7075 txhuas yog qhov tsim nyog rau kev siv xws li cov khoom siv dav hlau thiab cov khoom raug hnav hnyav. Txawm hais tias nws qhov kev tiv thaiv corrosion qis dua li ntawm lwm cov alloys -xws li 5083 txhuas, uas paub zoo txog kev ua haujlwm corrosion tshwj xeeb- lub zog zoo ntawm 7075 txhuas ntau dua li them nyiaj rau qhov kev txwv no hauv ntau daim ntawv thov.
Chemical Composition (Wt%)
| Element | Si | Fe | Cu | Mg | Mn | Cr | Zn | Ti | Lwm tus | Al |
|---|---|---|---|---|---|---|---|---|---|---|
| Cov ntsiab lus (%) | Tsawg dua lossis sib npaug li 0.40 | Tsawg dua los yog sib npaug li 0.50 | 1.2–2.0 | 2.1–2.9 | Tsawg dua lossis sib npaug li 0.30 | 0.18–0.28 | 5.1–5.6 | Tsawg dua los yog sib npaug li 0.20 | Tsawg dua los yog sib npaug li 0.05 | Tshuav |
Tej yam cuab yeej cuab tam
| Kub | Phab ntsa Thickness (mm) | Tensile zog (MPa) | Yield zog (MPa) | Elongation (%) |
|---|---|---|---|---|
| T6 / T651 / T6511 | Tsawg dua lossis sib npaug li 6.30 | Ntau dua lossis sib npaug li 540 | Ntau dua lossis sib npaug rau 485 | Ntau dua lossis sib npaug 7 |
| >6.30–12.50 | Ntau dua lossis sib npaug li 560 | Ntau dua lossis sib npaug rau 505 | Ntau dua lossis sib npaug 7 | |
| >12.50–70.00 | Ntau dua lossis sib npaug li 560 | Ntau dua lossis sib npaug rau 495 | Ntau dua lossis sib npaug 6 | |
| T73 / T7351 / T73511 | 1.60–6.30 | Ntau dua lossis sib npaug li 470 | Ntau dua lossis sib npaug li 400 | Ntau dua lossis sib npaug li 5 |
| >6.30–35.00 | Ntau dua lossis sib npaug rau 485 | Ntau dua lossis sib npaug rau 420 | Ntau dua lossis sib npaug 6 | |
| >35.00–70.00 | Ntau dua lossis sib npaug li 475 | Ntau dua lossis sib npaug rau 405 | Ntau dua lossis sib npaug li 8 |
Kev lees paub zoo thiab cov qauv rau 7075 Aluminium Tube
Kev ruaj ntseg zoo thiab ua raws li cov qauv yog qhov tseem ceeb rau 7075 txhuas raj, kom ntseeg tau tias lawv ua tau raws li qhov yuav tsum tau ua ntawm kev ua tau zoo thoob plaws ntau qhov kev lag luam. Cov koom haum thoob ntiaj teb xws liASTM (American Society for Testing and Materials)thiabISO (International Organization for Standardization)tsim kom muaj cov qauv no. Cov neeg tsim khoom yuav tsum ua raws li lawv los ua kom pom kev ntseeg tau ntawm cov khoom, thiabGNEEtsim 7075 txhuas raj nyob rau hauv tag nrho raws li cov kev cai no.
Cov qauv no tsom rau qhov tseem ceeb xws li tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab, thiab cov txheej txheem tsim khoom. Kev sim ua tiav feem ntau yog ua los ntsuas lub zog, hardness, thiab corrosion kuj, kom ntseeg tau tias 7075 txhuas raj ua tau zoo nyob rau hauv ntau yam kev pabcuam.
Kev lag luam ntawv pov thawj txhim khu cov khoom credibility. Lub kaw lus tswj tau zoo ua kom ntseeg tau tias cov raj txhuas txhuas muaj zog, ruaj khov, thiab ntev - kav ntev. Qhov kev lees paub no ua rau muaj kev ntseeg siab ntawm cov kws tshaj lij thiab cov neeg tsim qauv uas nyob ntawm 7075 txhuas raj rau qhov tseem ceeb ntawm aerospace, tsheb, thiab kev lag luam.
Sib piv nrog lwm yam Aluminium Alloys
Aluminium alloys muaj nyob rau hauv ntau qib, txhua tus tsim los ua kom tau raws li qhov yuav tsum tau ua. Ntawm cov feem ntau siv yog6061, 2024, thiab7075aluminium alloys. Piv nrog rau lwm tus, 7075 txhuas yog tshwj xeeb tshaj yog paub rau nws superior zog.
Nws qhov kev ua tau zoo tshwj xeeb tau tshwm sim los ntawm kev ua kom zoo ntawm cov alloying ntsiab lus thiab kev kho cua sov zoo. Thaum 6061 txhuas yog dav muaj nuj nqis rau nws cov weldability zoo heev thiab 2024 txhuas muaj lub zog zoo thiab hnav tsis kam,7075 txhuas sawv tawm raws li qhov kev xaiv zoo tshaj plaws rau huab cua, siab - qhov chaw muaj kev ntxhov siab uas qhov siab tshaj plaws yog qhov tseem ceeb.
| Alloy | Lub zog | Weldability | Corrosion Resistance | Tej kev siv |
|---|---|---|---|---|
| 6061 | Zoo | Zoo heev | Zoo heev | General -cov qauv tsim, tsheb kauj vab ncej, kev siv dej hiav txwv |
| 7075 | Zoo heev | Ncaj ncees | Zoo (nrog kev kho saum npoo) | Aerospace Cheebtsam, cov cuab yeej ua kis las, siab -cov qauv kev nyuaj siab |
| 2024 | Zoo heev | pluag | Ncaj ncees | Cov qauv dav hlau, roj tank, rivets |
Muaj kev siv ntawm 7075 Aluminium Tube
7075 txhuas tubing yog dav xaiv rau nwstshwj xeeb lub zog - rau - qhov hnyav piv, muab ob qho tib si siab zog thiab txo qhov hnyav. Qhov kev sib xyaw tshwj xeeb no ua rau nws zoo tagnrho rau cov ntawv thov uas tsim qauv hnyav thiab kev ua haujlwm zoo dua yuav tsum tau ua.
Cov khoom siv feem ntau siv hauvaerospace, automotive, thiab kev ua kis las khoom lag luam, qhov uas xav tau kev khiav hauj lwm tej yam kev mob xav tau cov ntaub ntawv uas zoo heev mechanical zog.
Aerospace thiab Aviation Applications
Lub aerospace thiab aviation sectors xav tau cov ntaub ntawv uas ua ke nrog lub zog siab nrog qhov hnyav, ua 7075 txhuas raj yog cov tshuaj zoo heev. Nws lub zog zoo tshaj - rau - qhov hnyav piv pab tswj kev ruaj ntseg thaum txhim kho roj efficiency.
Structure Cheebtsam:Siv rau fuselage thav duab, tis spars, thiab tsaws iav vim nws lub zog siab thiab qaug zog.
Sab hauv cov qauv:Siv rau hauv cov rooj zaum thav duab, cov khoom txhawb nqa, thiab cov rooj sib txoos sab hauv kom txo qhov hnyav thaum tswj kev nyab xeeb.
Cav Mounts:Muaj peev xwm tiv taus kev vibration thiab cyclic loading ua tsaug rau kev ua haujlwm zoo heev.
Hydraulic systems:Haum rau hydraulic tubing uas yuav tsum ua siab ntev thiab tiv thaiv corrosion.
Automotive Applications
Kev lag luam automotive nce tsom rau kev txo lub tsheb hnyav los txhim kho roj efficiency thiab tag nrho kev ua tau zoo. Raws li qhov tshwm sim, cov khoom siv hnyav tsis tau muaj zog xws li 7075 txhuas tau txais kev pom zoo.
Txawm hais tias tsis yog siv dav hauv kev siv tsheb xws li hauv aerospace,7075 txhuas yog nce ntxiv nyob rau hauv siab - kev ua tau zoo thiab cov tsheb tshwj xeeb. Kev kho cua sov ntxiv txhim kho nws lub zog thiab ua haujlwm ntev, ua rau nws haum rau ntev - kav ntev, siab - thauj khoom tsheb thauj khoom qhov kev ua tau zoo yog qhov tseem ceeb.
Tus nqi sib piv ntawm 7075 Aluminium Tube
Thaum ntsuas tus nqi ntawm 7075 txhuas raj, nws yog ib qho tseem ceeb uas yuav tau xav txog ntau tshaj li tus nqi pib yuav khoom. Tus nqi qhia txog cov alloy lub zog zoo tshaj, kev ua haujlwm siab, thiab kev ua haujlwm siab piv rau lwm txoj hauv kev xws li 6061 thiab 2024 txhuas.
Txawm hais tias 7075 txhuas feem ntau muaj tus nqi siab dua, nws cov kav ntev thiab lub zog tuaj yeem txo qhov ntev -cov nqi tu thiab hloov pauv. Rau kev xav tau kev lag luam, qhov no ua rau 7075 txhuas tus nqi - daws tau zoo tshaj nws lub neej kev pabcuam. Cov kws tshaj lij feem ntau pom tias nws qhov kev ua tau zoo ua rau muaj txiaj ntsig zoo rau kev nqis peev, tshwj xeeb tshaj yog hauv cov ntawv thov uas muaj kev ntseeg siab thiab lub zog tseem ceeb.
