Aluminium alloys ua lub luag haujlwm tseem ceeb hauv kev tsim toj roob hauv pes niaj hnub no vim lawv qhov hnyav, lub zog siab, thiab zoo heev corrosion kuj. Ntawm ntau qib muaj,7075 T651thiab6061 T6yog ob qho ntawm feem ntau siv. Kab lus no muab ib qho kev sib piv ntawm qhov tob ntawm cov alloys no, suav nrog lawv cov tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab thiab lub cev, daim ntawv thov, thiab qhov sib txawv ntawm kev ua haujlwm.
Tshuaj muaj pes tsawg leeg
Table 1. Tshuaj muaj pes tsawg leeg ntawm 7075 T651 thiab 6061 T6
| Element | 6061 T6 | 7075 T651 |
|---|---|---|
| Aluminium (Al) | 97.9% | 90.0% |
| Zinc (Zn) | – | 5.6% |
| Magnesium (Mg) | 1.0% | 2.5% |
| Chromium (Cr) | 0.2% | 0.23% |
| Copper (Cu) | 0.28% | 1.6% |
| Silicon (Si) | 0.6% | – |
| Hlau (Fe), Manganese (Mn), Titanium (Ti), Lwm yam | Kab | Kab |
7075 T651 muaj qhov tseem ceeb ntawmzinc thiab tooj liab, pab txhawb rau nws lub zog tshwj xeeb.
6061t6 tsomagnesium thiab silicon, muab lub zog sib npaug, zoo corrosion kuj, thiab zoo heev formability thiab weldability.
Mechanical Properties
Table 2. Kev sib piv ntawm cov cuab yeej cuab tam
| Khoom | 6061 T6 | 7075 T651 |
|---|---|---|
| Tensile zog | 310 MPa | 572 MPa ua |
| Yield zog | 276 MPa ua | 503 MPa ua |
| Elongation | 12–17% | 11% |
| Hardness (Brinell) | 95 | 150 |
| Machineability | Zoo | Ncaj ncees |
| Formability | Zoo heev | pluag |
| Weldability | Zoo | pluag |
| Corrosion Resistance | Zoo heev | Nruab nrab |
7075 T651 xaze li ob npaug ntawm lub zogntawm 6061 T6, ua rau nws tsim nyog rau ib puag ncig xav tau heev.
6061 T6 muab ntau yam sib npaug ntawmlub zog, formability, weldability, thiab corrosion kuj, txhawb nqa ntau daim ntawv thov dav.
Lub cev muaj zog
Table 3. Kev sib piv ntawm lub cev
| Khoom | 6061 T6 | 7075 T651 |
|---|---|---|
| Qhov ntom | 2.7 g / cm³ | 2.81 g / cm³ |
| Melting Point | 582-652 degree | 477-635 degree |
| Thermal conductivity | 167 W/m·K | 130 W/m·K |
| Hluav taws xob Resistivity | 3.99 × 10⁻⁶ Ω·cm | 5.15 × 10⁻⁶ Ω·cm |
7075 T651 muaj qhov ntom ntom dua me ntsis, ua rau nws qhov profile muaj zog.
6061t6 zoothermal conductivity, ua rau nws zoo tagnrho rau tshav kub dissipation.
Daim ntawv thov
6061 T6 kev siv
Kev tsim kho:Cov qauv thav duab, cladding, vov tsev
Automotive:Log, nres pistons, ncua kev kawm ntawv
Tubrog nkoj:Nkoj hulls, fittings, deck hardware
Aerospace:Cov yam ntxwv ntawm cov khoom xav tau zoo formability / weldability
Electronics:Heat sinks, vaj tse, enclosures
7075 T651 kev siv
Aerospace:Cov qauv tis, qhov chaw fuselage, thauj khoom -cov kabmob
Kev Tiv Thaiv:Cov khoom siv tsheb, cov khoom siv foob pob hluav taws, cov khoom siv tiv thaiv
Khoom siv ua kis las:High -kev ua tau zoo tsheb kauj vab ncej, nce toj iav
Tshuab:Siab -cov khoom muaj zog xws li iav, ncej, thiab cov cuab yeej
Qhov tseem ceeb sib txawv & tsim kev txiav txim siab
Lub zog:7075 T651 yog qhov muaj zog dua thiab zoo tagnrho rau qhov chaw muaj kev ntxhov siab heev.
Formability & Machinability:6061 T6 ua tau zoo dua thiab muaj txiaj ntsig rau kev tsim khoom.
Weldability:6061 T6 yog weldable; 7075 T651 feem ntau yogtsis yogvim tawg txaus ntshai.
Corrosion Resistance:6061 T6 muaj kev tiv thaiv corrosion zoo dua yam tsis muaj kev kho mob ntxiv.
Tus nqi:6061 T6 yog tus nqi ntau dua - siv tau thiab dav.
Kev kho cua sov:
6061 T6 yog cov tshuaj cua sov- kho thiab muaj hnub nyoog tsim khoom.
7075 T651 suav nrog ib qho ntxivstress-txoj kev ncab, txhim kho seem stability thaum lub sij hawm machining.
Xaus
Xaiv ntawm7075 T651thiab6061 T6nyob ntawm qhov kev xav tau ntawm koj daim ntawv thov:
Yuav tsum muaj zog tshaj plaws:
Xaiv7075 T651-zoo tagnrho rau aerospace, tiv thaiv, thiab siab - cov cuab yeej ua tau zoo.
Versatility thiab yooj yim ntawm Fabrication:
Xaiv6061 T6-zoo heev rau kev siv engineering, tsheb, marine, thiab cov qauv siv.
Kev txiav txim siab nqi:
6061 T6 muaj kev ua haujlwm siab ntawm tus nqi qis, haum rau feem ntau cov ntawv thov kev lag luam.
Kev nkag siab qhov sib txawv ntawm cov alloys no pab engineers thiab manufacturers xaiv cov khoom tsim nyog tshaj plaws los sib npaug kev ua tau zoo, nqi, thiab kev xav tau kev tsim khoom.
Rau cov haujlwm uas xav tau 7075 T651 lossis 6061 T6, koom tes nrog cov neeg siv khoom paub txog xws liGNEExyuas kom koj cov khoom specifications tau ua tiav, xa cov txiaj ntsig zoo tshaj plaws rau koj daim ntawv thov.
