6061 Aluminium yog dab tsi?
6061 txhuas yog nag lossis daus-hardened aluminium alloy feem ntau alloyed nrog magnesium thiab silicon. T6 temper qhia tias cov khoom tau dhau los ua kev kho cua sov ua raws li kev laus dag kom ua tiav lub zog zoo. Paub txog nws qhov sib npaug zoo heev ntawm lub zog, kev tiv thaiv corrosion, thiab yooj yim ntawm fabrication, 6061 yog ib qho ntawm ntau yam txhuas alloys muaj.
Thawj tsim nyob rau hauv 1960s, 6061 txhuas tau txij li thaum tau los ua ib qho ntawm feem ntau siv cov qauv txhuas alloys vim nws lub zog nruab nrab, zoo weldability, thiab siab machinability. Nws cov qauv zoo nplej thiab cov khoom siv ua haujlwm zoo ib yam ua rau nws tshwj xeeb tshaj yog haum rau kev tsim cov ntawv thov uas yuav tsum tau ua kom nruj thiab ua haujlwm tau zoo.
7075 Aluminium yog dab tsi?
7075 txhuas yog ib lub siab - lub zog aluminium alloy feem ntau alloyed nrog zinc, nrog me me ntawm magnesium thiab tooj liab. Nws belongs rau 7xxx series thiab feem ntau nkag rau hauv T6 temper, uas muab lub zog siab tshaj plaws. Vim nws lub zog tshwj xeeb- rau- qhov hnyav piv, 7075 txhuas feem ntau hu ua "aircraft aluminium" thiab tau siv dav hauv kev siv dav hlau.
Keeb kwm tsim thaum Ntiaj Teb Tsov Rog II rau cov qauv dav hlau, 7075 txhuas muaj zog ntau dua li lwm cov txhuas alloys. Txawm li cas los xij, qhov kev txhim kho lub zog no los nrog kev ua lag luam - tawm, suav nrog txo qis kev tiv thaiv corrosion thiab tsis zoo weldability, ua tib zoo xaiv cov khoom tseem ceeb rau cov ntawv thov tshwj xeeb.
6061 vs 7075 Txhuas: Hauv -Qhov sib piv tob
Tshuaj muaj pes tsawg leeg
Thawj qhov sib txawv ntawm 6061 thiab 7075 txhuas yog nyob rau hauv lawv cov ntsiab lus alloying.
6061 Aluminium:
Aluminium: 95.8-98.6%
Magnesium: 0.8-1.2%
Silicon: 0.4-0.8%
Hlau: max 0.7%
Tooj liab: 0.15-0.40%
Chromium: 0.04-0.35%
Zinc: 0.25%
Titanium cov ntsiab lus: 0.15%
7075 Aluminium:
Aluminium: 87.1-91.4%
Zinc: 5.1-6.1%
Magnesium: 2.1-2.9%
Tooj liab: 1.2-2.0%
Chromium: 0.18-0.28%
Hlau: max 0.5%
Silicon roj: 0.4%
Titanium: max 0.2%
Cov ntsiab lus zinc siab hauv 7075 txhuas ua rau nws lub zog zoo dua, thaum magnesium thiab silicon hauv 6061 txhuas muab kev tiv thaiv corrosion zoo dua thiab ua haujlwm tau zoo.
Mechanical Properties
Muaj qhov sib txawv tseem ceeb hauv kev ua haujlwm zoo ntawm ob lub alloys:
6061-T6 Aluminium:
Tensile zog: 290 MPa (42,000 psi)
Tawm Zog: 240 MPa (35,000 psi)
Elongation: 12-17%
Hardness: 95 HB
Modulus ntawm Elasticity: 68.9 GPa
7075-T6 Aluminium:
Tensile zog: 572 MPa (83,000 psi)
Tawm Zog: 503 MPa (73,000 psi)
Elongation: 11%
Hardness: 150 HB
Modulus ntawm Elasticity: 71.7 GPa
7075 txhuas muaj ze li ob npaug ntawm lub zog ntawm 6061, ua rau nws zoo tagnrho rau kev siv siab - kev ntxhov siab. Nyob rau hauv sib piv, 6061 muab ductility zoo dua, uas yog qhov zoo rau kev tsim thiab khoov kev ua haujlwm.
Corrosion Resistance
Corrosion kuj yog ib qho tseem ceeb hauv kev xaiv cov khoom.
6061 txhuas exhibits zoo heev corrosion kuj vim nws magnesium thiab silicon cov ntsiab lus. Nws ib txwm tsim cov txheej txheem oxide tiv thaiv, ua tau zoo nyob rau hauv feem ntau ib puag ncig, nrog rau cov xwm txheej hauv hiav txwv, thiab qhia tau zoo tiv thaiv kev ntxhov siab corrosion tawg.
7075 txhuas muaj qis corrosion kuj piv rau 6061, tshwj xeeb tshaj yog nyob rau hauv cov nqe lus ntawm kev nyuaj siab corrosion cracking. Nws cov tooj liab ntau dua thiab zinc cov ntsiab lus ua rau nws muaj kev cuam tshuam rau galvanic corrosion, yog li kev kho saum npoo xws li anodizing lossis txheej tiv thaiv feem ntau xav tau.
Weldability
Weldability plays lub luag haujlwm tseem ceeb hauv kev txiav txim siab tsim khoom.
6061 txhuas yog cov khoom siv zoo heev uas siv cov kev sib txawv xws li TIG, MIG, thiab vuam tsis kam. Nws muaj tsawg cracking susceptibility thiab tuav tsim nyog lub zog sib koom ua ke. Tag nrho cov khoom siv kho tshuab tuaj yeem rov qab los ntawm kev xa ntawv -weld heat treatment.
7075 aluminium yog qhov nyuaj rau vuam vim nws cov ntsiab lus zinc siab, uas ua rau muaj kev pheej hmoo ntawm kub tawg thiab porosity. Thaum vuam tuaj yeem siv cov txheej txheem tshwj xeeb thiab cov khoom ntim, cov cua sov- feem ntau cuam tshuam qhov kev poob qis uas tsis tuaj yeem rov qab los ntawm kev kho cua sov.
Machineability
Machinability cuam tshuam ntau lawm efficiency thiab nto zoo.
6061 txhuas muaj kev ua haujlwm zoo heev, ua cov chips huv thiab du nto tiav nrog cov cuab yeej txheem. Nws yog zoo haum rau precision Cheebtsam uas yuav tsum tau nruj tolerances, xws li pwm qhov chaw thiab connectors.
7075 txhuas kuj tseem tuaj yeem ua tiav siab - qhov zoo ntawm qhov chaw tiav, tab sis nws lub zog siab dua xav tau kev tswj hwm nruj dua ntawm kev txiav thiab xaiv cov cuab yeej. Cov cuab yeej hnav feem ntau yog siab dua piv rau 6061 txhuas.
Nqi
Cov nqi txiav txim siab tseem ceeb cuam tshuam txog kev npaj ua haujlwm.
6061 txhuas feem ntau yog tus nqi ntau dua - siv tau vim nws yooj yim muaj pes tsawg leeg, muaj dav, thiab yooj yim ntawm kev ua. Nws yog qhov kev xaiv nrov rau cov ntawv thov uas xav tau qhov sib npaug ntawm kev ua haujlwm thiab kev lag luam.
7075 txhuas yog kim dua vim nws cov ntsiab lus alloy siab dua thiab cov txheej txheem ntau lawm. Nws cov nqi siab dua feem ntau yog qhov ncaj ncees hauv cov ntawv thov uas muaj zog dua yog qhov tseem ceeb.
Qhov hnyav
Ob lub alloys muaj qhov sib xws:
6061 Aluminium:2.70 g / cm³
7075 Aluminium:2.81 g / cm³
Qhov sib txawv me ntsis ntawm qhov ntom yog qhov tsis txaus ntseeg hauv ntau daim ntawv thov. Ob lub alloys muaj lub zog zoo heev - rau - qhov hnyav piv piv rau cov hlau thiab lwm yam hlau.
Daim ntawv thov
Txhua alloy excels nyob rau hauv ntau daim ntawv thov.
6061-T6 Aluminium Daim Ntawv Thov:
Precision tooling thiab pwm Cheebtsam
Automotive qhov chaw thiab npog
Cov khoom siv kho mob
Semiconductor ntim khoom
Kev tsim kho dav dav
Marine kho vajtse
Tsheb kauj vab ncej thiab cov khoom siv
7075 Aluminium Daim Ntawv Thov:
Aerospace structural Cheebtsam
High -kev ua tau zoo tsheb qhov chaw
Cov khoom siv tub rog
Pob zeb nce toj thiab khoom siv kev nyab xeeb
Siab -cov khoom siv tshuab ua kom muaj zog
Precision tooling xav tau lub zog siab tshaj plaws
Yuav Ua Li Cas Xaiv Ntawm 6061 thiab 7075 Txhuas
Xaiv6061 aluminiumthaum:
Lub zog nruab nrab yog txaus
Zoo corrosion kuj yuav tsum tau
Vuam yog koom nrog
Tus nqi efficiency yog qhov tseem ceeb
Zoo heev machinability thiab formability yog xav tau
Daim ntawv thov muaj nyob rau hauv marine los yog corrosive ib puag ncig
Xaiv7075 aluminiumthaum:
Lub zog siab tshaj plaws yog qhov tseem ceeb
Qhov hnyav txo yog qhov tseem ceeb
Daim ntawv thov muaj kev ntxhov siab ntau
Corrosion kuj tuaj yeem hais nrog cov coatings
Tus nqi siab dua yog tsim nyog los ntawm kev ua haujlwm
Vuam tuaj yeem zam tau
Hauv kev tsim pwm precision, 6061-T6 feem ntau nyiam rau nws qhov sib npaug ntawm kev ua haujlwm, qhov ruaj khov, thiab tus nqi. 7075 txhuas yog xaiv rau cov cuab yeej siv zog siab uas qhov siab tshaj plaws yog qhov tseem ceeb.
Xaus
Ob leeg 6061-T6 thiab 7075 txhuas alloys ua lub luag haujlwm tseem ceeb hauv kev tsim khoom. Kev xaiv cov khoom tsim nyog yuav tsum tau ua tib zoo soj ntsuam cov kev xav tau ntawm lub zog, ib puag ncig, kev tsim khoom, thiab kev txwv tus nqi. Kev nkag siab txog qhov sib txawv no tso cai rau cov kws tsim khoom thiab cov tuam txhab tsim kho kom zoo dua qub thaum ua tau raws li qhov kev txwv.
NtawmGNEE, peb muaj kev paub dhau los ua haujlwm nrog ntau yam ntawm aluminium alloys. Peb muab cov ntaub ntawv tshaj lij cov lus pom zoo thiab tsim cov khoom siv precision siv txhuas tsim nyog rau txhua daim ntawv thov. Nruab nrog cov khoom siv Japanese precision machining thiab cov cuab yeej ua haujlwm niaj hnub, GNEE ua kom muaj kev tiv thaiv nruj thiab hwm saum npoo tiav rau 6061-T6 thiab 7075 txhuas qhov chaw.