Vim li cas Aluminium Profiles Dominate NEV Body Manufacturing
Hnub tim:2026-06-29
Saib: 2979 Point
Kev lag luam tsheb fais fab tshiab tau hloov kho sai sai, thiab lub tsheb hnyav tau dhau los ua qhov tseem ceeb ntawm kev tshawb fawb thiab kev loj hlob. Cov tsoos steel lub cev tsis tuaj yeem ua tau raws li qhov xav tau tshiab, aluminium profiles vim qhov zoo ntawm lub teeb yuag thiab lub zog siab, maj mam hloov cov hlau ua cov khoom tseem ceeb ntawm lub cev. Raws li kev lag luam nthuav dav thiab thev naus laus zis loj zuj zus, daim ntawv thov ntawm aluminium profiles muaj lub neej yav tom ntej.
Qhov hnyav ntawm lub roj teeb pob ntawm lub tsheb tshiab lub zog ua rau lub nra ntawm tag nrho lub tsheb, txwv ntau yam, tuav thiab siv zog, ua rau hnyav hnyav, thiab cuam tshuam rau kev ua haujlwm ntev thiab kev ua neej. Txo qhov hnyav ntawm lub cev ntawm lub tsheb los ntawm 100 kilograms tuaj yeem txhim kho qhov ntau ntawm lub zog tshiab los ntawm 10% -15%, thiab kev siv hluav taws xob ntau dua 3.5%. Lub teeb yuag tuaj yeem ua kom zoo dua qub thiab txo cov nqi roj teeb, pab cov tuam txhab tsheb sib npaug ntawm kev ua tau zoo thiab kev lag luam, nrog rau kev lag luam tseem ceeb.
Core nta ntawm lub teeb yuag
Qhov ntom ntawm aluminium profile yog ib feem peb ntawm cov hlau, uas txo qhov hnyav ntawm lub cev thaum tuav lub zog siab, thiab ua ke nrog kev tiv thaiv corrosion, siab thermal conductivity thiab siab toughness. Nws cov kev ua tau zoo ua tau raws li qhov xav tau ntawm lub teeb yuag ntawm lub zog tshiab, thiab tuaj yeem daws cov teeb meem kev ua tau zoo los ntawm qhov hnyav nce ntawm cov roj teeb. Aluminium profiles tuaj yeem raug extruded rau hauv ntau kab noj hniav ib-thooj qauv uas sib xyaw ua ke ntawm kev thauj khoom, cua sov dissipation thiab kev teeb tsa. Qhov kev tsim no txo cov naj npawb ntawm cov khoom thiab cov txheej txheem sib dhos, thiab ua tiav lub teeb yuag thaum ua kom muaj kev nyab xeeb.
Kev Lag Luam Loj Loj
Txoj kev loj hlob ntawm lub zog tshiab tsheb tau nrawm rau kev tshawb fawb thiab kev loj hlob ntawm cov tuam txhab tsheb, tsav tsheb loj hlob ntawm kev lag luam tsheb aluminium profile. Qhov nruab nrab txhua xyoo kev loj hlob ntawm automotive aluminium profiles yog ntau tshaj 8%, thiab lub ntim ntawm lub cev qauv thiab kev sib tsoo tsis sib tsoo tshuab thiab lwm yam khoom tau nce loj. Nws yog kwv yees hais tias nyob rau hauv 2030, lub ntiaj teb no qhov nruab nrab kev siv ntawm ib lub tsheb txhuas profiles yuav nce mus rau 250 kg, ib tug tseem ceeb nce nyob rau hauv 2020. Tshiab zog coj mus muag tsheb vim lub load thiab ntau yam, txhuas nqa ntau dua, yog lub ntsiab kev loj hlob tsav tsheb.
Dab tsi Ua Aluminium Profiles Zoo tagnrho rau NEV Production
Advantageous mechanical zog ntawm lub teeb yuag thiab siab zog
Piv nrog cov tsoos hlau, aluminium profile muaj qhov ntom ntom, uas tuaj yeem ua tiav 40% -50% qhov hnyav ntawm lub cev thaum ua kom muaj zog ntawm cov qauv. Nws lub teeb yuag muaj peev xwm tuaj yeem cuam tshuam tus kheej qhov hnyav ntawm EV roj teeb thiab ua kom zoo dua lub nra ntawm tag nrho lub tsheb. High-strength aluminium alloy profiles yog optimized kom muaj ib tug zoo zog-rau-hnyav piv, uas yuav lighten lub cev thiab txhim kho ntau yam thiab tuav kev ua tau zoo.
Zoo heev Thermal Management Adaptability
Aluminium muaj cov thermal conductivity zoo heev uas nyob deb tshaj ntawm cov hlau, thiab tuaj yeem xa cov cua sov sai sai, kom tsis txhob muaj kev nyab xeeb kev nyab xeeb xws li thermal runaway ntawm roj teeb thiab kub-kub degradation ntawm cov khoom. Aluminium profiles tsim los ntawm cov txheej txheem extrusion precision tuaj yeem ua ke cov txheej txheem cua txias hauv cov khoom siv los tsim kom muaj kev sib xyaw ua ke thiab ua kom muaj cua sov kom zoo rau tag nrho lub tsheb. Nws tuaj yeem tswj hwm qhov kub thiab txias ua haujlwm ntawm lub roj teeb thiab lub cev muaj zog, kom peb lub tshuab hluav taws xob ib txwm nyob hauv lub xeev kev ua haujlwm zoo tshaj plaws, thiab txuas ntxiv kev pabcuam lub neej ntawm cov khoom tseem ceeb.
Aluminum profiles can independently generate a dense and stable oxidized protective film in the natural environment, which can withstand the corrosion damage caused by rain, road salt erosion, alternating high and low temperatures, and other complex working conditions without the need for additional heavy anticorrosion coatings. Qhov no ntuj anticorrosive cuab yeej zoo heev txhim khu lub Environmental adaptability ntawm lub Cheebtsam. Cov yam ntxwv no tshwj xeeb tshaj yog tsim rau chassis, roj teeb plhaub, lub cev hauv qab thiab lwm yam kev cuam tshuam rau lub sijhawm ntev ntawm cov khoom tseem ceeb, kom muaj kev ruaj ntseg ntawm cov khoom thiab kev ua haujlwm ruaj khov nyob rau lub sijhawm. Qhov no ua tau zoo txo cov nqi kho tsheb ntawm kev kho tsheb thiab hloov tsheb, thiab ua tiav kev txhim kho cov kev pabcuam mus sij hawm ntev thiab kav ntev ntawm lub zog tshiab.
Lub roj teeb lub cev yog lub hauv paus tseem ceeb ntawm lub zog tshiab tsheb, thiab nws kuj yog ib qho ntawm cov kev siv dav tshaj plaws rau txhuas profiles. Aluminium profiles tuaj yeem ua tiav los ua cov khoom tseem ceeb xws li roj teeb bezel thiab hauv qab cov kabmob. Aluminium profiles tuaj yeem ua tiav los tsim cov khoom tseem ceeb xws li roj teeb bezels thiab hauv qab nqa cov tais, thiab lwm yam. Lawv tuaj yeem tiv thaiv lub roj teeb module hauv txhua txoj kev thiab zam kev puas tsuaj los ntawm kev cuam tshuam sab nraud. Piv nrog rau cov tsoos hlau roj teeb plhaub, txhuas roj teeb qauv tuaj yeem ua tiav li 50% qhov hnyav txo, lub teeb kom zoo dua yog qhov tseem ceeb heev. Nyob rau tib lub sijhawm, aluminium profile roj teeb qauv muaj cov kev ua haujlwm tseem ceeb ntawm kev tiv thaiv kev tiv thaiv, kev tiv thaiv corrosion, thiab kev ua kom sov kom zoo, uas yog haum rau kev ua haujlwm ruaj khov mus ntev ntawm lub zog tshiab roj teeb.
Chassis thiab lub cev ncej qauv
Nyob rau hauv lub chassis thiab lub cev thav duab ntawm lub zog tshiab tsheb, aluminium profiles yog dav siv nyob rau hauv cov tub ntxhais load-bearing lug xws li longitudinal kab, qhov rooj sill tiv thaiv kab teeb, pem hauv ntej thiab rear subframes, thiab chassis txhawb thav ntawv. Kev vam khom rau qhov zoo ntawm cov profiles, lub teeb yuag thiab nruj heev chassis load-bearing system yog tsim, uas ntxiv dag zog rau lub hauv paus ntawm tag nrho lub tsheb kev ua tau zoo. Multi-cavity extruded aluminium profiles tuaj yeem ua kom zoo dua ntawm phab ntsa tuab thiab sab hauv cov qauv tsim kho raws li lub cev kev ntxhov siab. Nyob rau hauv lub premise ntawm ho txo qhov hnyav ntawm chassis, nws zoo txhim kho lub chassis 'load-nqa peev xwm, deformation kuj thiab cuam tshuam tsis kam los xyuas kom meej stability thiab kev nyab xeeb ntawm tag nrho cov tsheb.
Lub cev-hauv-dawb thiab kev tiv thaiv kev nyab xeeb
Feem ntau ntawm cov tseem ceeb kev nyab xeeb ntawm lub cev-hauv-dawb ntawm lub zog tshiab tsheb yog ua los ntawm high-strength aluminium profiles, nrog rau lub ru tsev beams, ABC kem reinforcements, pem hauv ntej thiab rear cuam tshuam beams, sab enclosure tiv thaiv qauv thiab lwm yam tseem ceeb. Nws tuaj yeem ua tau zoo ntxiv dag zog tag nrho ntawm lub cev lub tsheb thiab txhim kho lub tsheb kev sib tsoo. Cov yam ntxwv tshwj xeeb ntawm aluminium profile muab nws zoo heev kev sib tsoo lub zog nqus cov nyhuv, uas tuaj yeem ua kom sai thiab ua kom lub zog cuam tshuam thaum lub tsheb raug ntaus. Nws tuaj yeem tsis tsuas yog tiv thaiv lub cev tseem ceeb ntawm kev deformation loj, tab sis kuj tseem tiv thaiv cov khoom siv roj teeb hluav taws xob kom raug, zam kev nyab xeeb loj.
Kev txhawb nqa lub cev thiab kev lag luam tsheb nthuav dav
Ntxiv nrog rau cov qauv tseem ceeb, aluminium profiles kuj tuaj yeem hloov kho rau lub cev ncua kev sib txuas, cov khoom siv hluav taws xob tiv thaiv hluav taws xob, lub qhov rooj thiab lub qhov rooj txhawb nqa, thiab lwm yam khoom siv ntxiv, muab kev pabcuam tag nrho ntawm lub cev cov khoom siv. Aluminium profiles tuaj yeem siv los txo qhov hnyav ntawm tag nrho lub tsheb los ntawm cov ntsiab lus thiab systematically paub lub hom phiaj ntawm lub teeb yuag transformation ntawm tag nrho lub tsheb. Nyob rau hauv hluav taws xob tsheb npav, hluav taws xob tsheb thauj khoom thiab lwm yam lag luam tshiab lub zog qauv, daim ntawv thov nqi ntawm txhuas lub cev ntas yog qhov tseem ceeb. Tsis tsuas yog nws tuaj yeem txo qhov hnyav ntawm lub cev hnyav, txhim kho lub tsheb thauj khoom thiab cov neeg caij tsheb muaj peev xwm, tab sis tseem ntxiv dag zog rau lub cev lub cev, uas yog tsim rau cov kev ua haujlwm siab thiab kev ua haujlwm ntev ntawm kev lag luam tsheb.
Yuav ua li cas Aluminium Profiles txhim kho tsheb kev ua tau zoo
Kev txhim kho ntawm ntau yam thiab lub zog efficiency
Cov yam ntxwv hnyav hnyav ntawm aluminium profiles tuaj yeem txo qhov hnyav ntawm tag nrho lub tsheb, ua rau muaj txiaj ntsig zoo ntawm qhov hnyav nce thiab lub zog noj siab los ntawm cov roj teeb muaj peev xwm loj. Raws li qhov chaw ntawm lub roj teeb tsis hloov pauv, qhov ntau ntawm lub zog tshiab tsheb tuaj yeem txhim kho tau zoo, txo cov neeg siv cov kev ntxhov siab. Tom qab ib tug loj tus naj npawb ntawm kev lag luam kev ntsuam xyuas thiab pov thawj, lub tsheb qhov hnyav txo ntawm 10% tuaj yeem ua rau lub zog tshiab lub zog siv hluav taws xob nce 6% -8%, lub zog txuag hluav taws xob tseem ceeb heev. Kev tsav tsheb mus sij hawm ntev tuaj yeem txo qhov kev siv lub zog ntawm lub tsheb, txo tus neeg siv cov nqi ntawm kev siv lub tsheb, thiab tib lub sijhawm txhim kho lub tsheb lub zog txuag thiab kev tiv thaiv ib puag ncig.
Txhim khu kev ruaj ntseg ntawm tsheb thermal tswj
Kev sib xyaw ua ke ntawm aluminium heat dissipation qauv tuaj yeem npog lub roj teeb, lub cev muaj zog, kev tswj hluav taws xob thiab lwm yam khoom siv hluav taws xob tsim hluav taws xob, thiab tswj kev ua haujlwm kub ntawm cov khoom tseem ceeb hauv lub sijhawm. Nws tuaj yeem tiv thaiv kev ua haujlwm tsis zoo thiab kev txwv tsis pub muaj zog nyob rau hauv qhov chaw kub kub thiab kev them nqi ceev, thiab ua kom cov khoom ruaj khov ntawm tag nrho lub tsheb. Kev tswj xyuas qhov kub thiab txias nyob rau hauv tag nrho cov cheeb tsam tuaj yeem ua rau peb lub tshuab hluav taws xob hauv kev tsav tsheb ceev, kev them nqi nrawm nrawm thiab lwm yam kev siv zog ua haujlwm kom tswj tau qhov kev ua haujlwm zoo tshaj plaws. Nws ua tau zoo qeeb qeeb ntawm kev laus ntawm lub roj teeb, txo qhov tshwm sim ntawm kev tsis ua hauj lwm ntawm kev tswj hluav taws xob thiab lub cev muaj zog, thiab txuas ntxiv kev pab cuam lub neej ntawm lub hauv paus system ntawm lub zog tshiab.
Lub high-strength aluminium profile muaj kev sib tsoo zoo zog nqus lub peev xwm los ntawm kev tshawb fawb kab noj hniav thiab phab ntsa thickness optimization tsim. Thaum lub tsheb sib tsoo tshwm sim, qhov profile tuaj yeem cuam tshuam cov kev cuam tshuam quab yuam kom zoo los ntawm kev tswj cov deformation, txo qhov deformation thiab kev puas tsuaj ntawm lub cev loj. Qhov tshwj xeeb txhuas profile tiv thaiv cov qauv ntawm lub roj teeb compartment tuaj yeem txhim kho thiab qhwv lub roj teeb module, ua kom muaj kev nyab xeeb tag nrho. Qhov no tshem tawm cov kev pheej hmoo loj ntawm kev nyab xeeb xws li roj teeb tawg, electrolyte to thiab thermal runaway hluav taws tom qab kev sib tsoo, thiab ua kom zoo dua qib kev nyab xeeb ntawm tag nrho lub tsheb.
Automotive aluminium profiles twb tau tsim ib tug paub tab kaw-loop recycling system, thiab zus tau tej cov txhuas recycled yuav tsum tau tsuas yog ib tug me me lub zog ntawm lub zog, uas yuav txo tau cov pa roj carbon emissions thiab zog noj nyob rau hauv cov txheej txheem ntawm kev tsim tsheb tuam txhab uas muag. Pab cov tuam txhab tsheb kom paub txog kev hloov pauv ntawm cov pa roj carbon tsawg. Cov qauv tsim ntsuab no yog qhov tsim nyog rau kev tsim cov pa roj carbon tsawg ntawm lub zog tshiab kev lag luam tsheb. Tsis tsuas yog nws tuaj yeem pab cov tuam txhab tsheb ua tau raws li cov kev cai ntawm ib puag ncig kev cai hauv ntau lub tebchaws, nws tuaj yeem ua raws li kev lag luam xav tau rau kev noj zaub ntsuab thiab txhim kho cov khoom lag luam ib puag ncig.
Aluminium Profiles piv nrog cov qauv hlau qub
Tus kheej qhov hnyav thiab lub zog ua haujlwm
Traditional steel has high density and high deadweight, and the adoption of an all-steel body structure will significantly increase the vehicle load of new energy vehicles. Lub cev hnyav dhau lawm yuav ua rau lub zog siv zog ncaj qha, ua rau lub tsheb ntau, thiab txwv tsis pub cov tub ntxhais ua haujlwm ntawm lub zog tshiab. Aluminium profile qhov hnyav tsuas yog ib feem peb ntawm cov hlau, uas tuaj yeem ua tiav qhov kawg qhov hnyav txo nyob rau hauv tib lub qauv loj thiab lub zog thauj khoom. Nws tuaj yeem daws qhov mob taw tes ntawm kev siv lub zog siab thiab luv luv ntawm lub cev steel los ntawm cov hauv paus hniav, thiab txhim kho ntau yam kev ua tau zoo thiab lub zog kev lag luam ntawm lub zog tshiab tsheb.
Lub zog thiab kev nyab xeeb kev ua haujlwm
Lub meej rigidity thiab hardness ntawm steel yog siab, haum rau ua yooj yim qauv thiab ultra-siab load lub cev qhov chaw, tab sis cov khoom siv zog yog tsawg. Txawm li cas los xij, lub zog tshwj xeeb ntawm cov khoom siv tsawg. Muaj chav me me heev rau kev hloov pauv lub teeb, uas tsis tuaj yeem ua tau raws li qhov tseem ceeb ntawm kev tsim kho lub zog tshiab ntawm cov tsheb tshiab hauv cov ntsiab lus ntawm kev txo qhov hnyav thiab kev txhim kho zoo. High-strength aluminium profiles muaj superior tshwj xeeb zog, thiab nrog rau optimized multi-kab kab noj hniav qauv, kev sib tsoo lub zog nqus cov nyhuv yog nyob deb superior rau cov hlau ntawm tib qhov hnyav. Thaum paub txog lub teeb yuag ntawm lub cev, nws tuaj yeem lav thiab txawm tias txhim kho kev tiv thaiv kev nyab xeeb ntawm tag nrho lub tsheb, thiab cov txiaj ntsig zoo yog qhov tseem ceeb dua.
Thermal tswj thiab kev tiv thaiv corrosion
Hlau muaj cov thermal conductivity tsis zoo, uas tsis tuaj yeem ua tau raws li qhov yuav tsum tau ua kom muaj cua sov kom zoo ntawm lub roj teeb thiab lub cev muaj zog ntawm lub zog tshiab, thiab nws yuav ua rau muaj kev kub ntxhov ntawm cov khoom. Nyob rau tib lub sij hawm, steel yog yooj yim rau xeb thiab corrode, thiab yuav tsum tau ntxiv coated nrog anticorrosion txheej, uas ua rau kom qhov hnyav thiab ua nqi ntawm lub tsheb lub cev. Aluminium profiles muaj cov thermal conductivity zoo heev, uas tuaj yeem hloov kho kom haum rau cov qauv tsim ntawm thermal tswj system ntawm tag nrho lub tsheb thiab xyuas kom meej qhov kub thiab txias ua haujlwm ntawm peb lub tshuab hluav taws xob. Nyob rau tib lub sij hawm, lub ntuj anticorrosive zog ntawm aluminium profiles tsis xav tau ntxiv qhov hnyav nce, zoo txo qis tom qab ua tiav thiab cov nqi kho tsheb.
Comprehensive nqi thiab nqi-zoo
Txawm hais tias chav tsev tus nqi ntawm cov khoom siv raw rau aluminium profiles yog siab dua li cov hlau zoo tib yam, lub teeb kom zoo dua tuaj yeem txo cov roj teeb teeb tsa tshwj xeeb thiab lub zog poob ntawm tag nrho lub tsheb. Nyob rau tib lub sijhawm, nws txo tus nqi tom qab kev tiv thaiv corrosion thiab tiv thaiv kev hloov pauv, uas ua rau tag nrho lub neej voj voog ntawm lub tsheb yuav raug nqi ntau dua. Nrog rau kev loj hlob tas mus li thiab nrov ntawm cov khoom siv txhuas siv dua tshiab, cov nqi khoom ntawm txhuas tseem poob qis, thiab tus nqi sib txawv nrog cov hlau txuas ntxiv nqaim. Qhov no ua rau lub teeb pom kev zoo aluminium ntau haum rau kev lag luam ntawm lub zog tshiab tsheb loj ntau lawm.
Adaptation Scene Differentiation
Cov tsoos hlau tseem muaj cov ntawv thov tsis raug hloov pauv thiab feem ntau yog siv rau qhov tseem ceeb ntawm lub tsheb lub cev uas muaj cov khoom hnyav hnyav, cov tub ntxhais thauj khoom hnyav thiab tsis tas yuav muaj kev hloov pauv hnyav. Nws tuaj yeem lav qhov yooj yim rigidity thiab kev ruaj ntseg ntawm lub cev ntawm tus nqi qis, tsim cov khoom siv ntxiv. Aluminium profiles, los ntawm kev tsim txiaj ntawm cov txiaj ntsig zoo ntawm lub teeb yuag, siab kub dissipation, kev nyab xeeb siab thiab ua haujlwm yooj yim, ua tus thawj tswj hwm ntawm lub cev hnyav, kev tiv thaiv roj teeb thiab kev tswj xyuas thermal. Nws yog cov khoom siv tseem ceeb nrog qhov zoo tshaj plaws adaptability nyob rau hauv tam sim no lub zog tshiab lub tsheb cov khoom siv.
Yuav Ua Li Cas Xaiv Txoj Cai Aluminium Alloy rau NEVs
6000 Series
6000 series aluminium alloy yog qhov feem ntau siv cov ntsiab lus tseem ceeb rau lub zog tshiab tsheb, nrog kev sib npaug thiab ruaj khov tag nrho kev ua tau zoo, thiab txhawb kev kho cua sov thiab ua kom muaj zog. Nyob rau tib lub sij hawm, nws muaj zoo weldability, processability thiab corrosion kuj, thiab yog haum rau feem ntau lub cev Cheebtsam. Ntawm lawv, 6061 thiab 6082 alloys muaj zog dua thiab feem ntau yog siv rau cov tub ntxhais thauj khoom xws li cov tais roj teeb thiab lub cev ntas, thaum 6063 alloy muaj qhov zoo nkauj zoo nkauj thiab muaj zog molding zog, thiab feem ntau yog tsim rau sab nrauv kho kom zoo nkauj thiab cov khoom tiv thaiv qis.
5000 Series thiab 7000 Series
5000 series aluminium alloys tsis xav tau kev kho cua sov, thiab muaj cov qauv zoo heev thiab kev tiv thaiv corrosion, nrog rau cov huab cua muaj zog. Nws feem ntau yog siv rau cov khoom sib sib zog nqus uas tsis tas yuav tsum muaj lub zog hnyav, xws li sab hauv lub cev panels thiab chassis tiv thaiv vaj huam sib luag, tab sis yuav tsum muaj kev tiv thaiv corrosion molding. 7000 series aluminium alloy yog tam sim no lub zog siab tshaj plaws ntawm automotive alloy series, txhua yam khoom nyob deb dhau qhov zoo tib yam txhuas. Nws yog tshwj xeeb yog siv rau cov tub ntxhais kev nyab xeeb Cheebtsam uas yuav tsum tau muaj kev sib tsoo kev ua tau zoo, xws li tej kab teeb, lub cev reinforcements, kem tiv thaiv, thiab hais txog.
Lwm series
3000 series aluminium alloy muaj cov txheej txheem tsim yooj yim, tus nqi qis, kev ua haujlwm ruaj khov, zoo toughness thiab corrosion kuj. Nws yog tsuas yog siv rau cov khoom siv hluav taws xob yooj yim dissipation, cov plhaub tiv thaiv dav dav thiab lwm yam kev pabcuam yooj yim nrog cov kev xav tau qis dua. Nrog rau cov khoom siv thev naus laus zis iteration, lub zog tshiab hloov kho 6000 series alloy yog maj mam siv, khaws cov txheej txheem zoo thaum txhim kho lub zog thiab tawv. Nws yog dav siv nyob rau hauv high-end tshiab zog qauv, combining hnyav hnyav thiab sab saum toj crashworthiness.
Precise xaiv ntawm cov khoom
Lub roj teeb system ntawm lub zog tshiab tsheb muaj cov kev xav tau nruj ntawm kev ua tiav ntawm cov ntaub ntawv, thiab kev lag luam feem ntau tseem ceeb rau kev siv 6000 series alloys. Cov txheej txheem no tuaj yeem ua kom zoo sib npaug ntawm cov qauv kev ua haujlwm, kev ua kom sov, kev ua haujlwm zoo thiab muaj peev xwm tiv thaiv corrosion, thiab tsim nyog rau lub sijhawm ua haujlwm ruaj khov ntawm cov roj teeb. Rau tsheb lub cev sib tsoo thiab kev tiv thaiv cov qauv, siab zog 7000 series alloys los yog siab toughness 6000 series alloys yog nyiam. Nws tuaj yeem ua kom muaj kev sib tsoo lub zog-absorbing peev xwm thiab kev ruaj ntseg ntawm cov khoom, thiab lav qhov kev nyab xeeb kev nyab xeeb ntawm tag nrho lub tsheb nyob rau hauv txhua txoj kev.