Koj paub ntau npaum li cas txog txhuas pas nrig uas tsis yog 7075?

Jan 29, 2026

Tso lus

Koj Paub Ntau npaum li cas txog Aluminium Qws Lwm yam tshaj li 7075? Phau Ntawv Qhia Txog Kev Ua Haujlwm rau Cov Neeg Yuav Khoom

Yog tias koj yog tus kws tshaj lij kev muag khoom, chaw tsim khoom, lossis tus tswv lag luam nrhiav cov khoom siv txhuas rau kev lag luam, koj yuav luag hnov ​​​​txog 7075 txhuas pas nrig. Nws yog ib qho ntawm cov lus hais ntau tshaj plaws -txog aluminium rods ntawm kev ua lag luam- paub txog nws lub zog tshwj xeeb, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau siab - kev siv kev ntxhov siab xws li aerospace thiab cov tshuab hnyav. Tab sis ntawm no yog ib lo lus nug peb feem ntau tau txais los ntawm peb cov neeg siv khoom: Koj puas paub ntau npaum li cas ntawm txhuas pas nrig uas tsis yog 7075?

Thaum 7075 yog undoubtedly ib standout, nws tsis yog tsim nyog rau txhua daim ntawv thov. Qhov tseeb, feem ntau cov phiaj xwm kev lag luam tsis xav tau lub zog loj ntawm 7075- thiab xaiv nws yam tsis tas yuav ua rau koj cov nqi nce. Muaj ntau ntau lwm cov kev xaiv aluminium pas nrig, txhua tus engineered nrog cov sib xyaw alloy tshwj xeeb kom tau raws li cov kev xav tau tshwj xeeb: los ntawm cov nqi-zoo thiab formability rau corrosion kuj thiab hluav taws xob conductivity. Raws li ib tug seasoned 外贸 tsum, peb tau pab countless neeg nrhiav tau lub zoo meej txhuas pas nrig tshaj 7075, txuam lawv qhov project yuav tsum tau rau cov ntaub ntawv uas yog tsis overpay rau undesirable zog.

Hauv phau ntawv qhia no, peb yuav rhuav tshem qhov feem ntau thiab siv tau txhuas rods uas tsis yog 7075, siv cov lus ncaj, tiag tiag - ntiaj teb lus (tsis muaj lus tshaj tawm). Peb mam li npog lawv cov khoom tseem ceeb, cov ntawv thov zoo tshaj plaws, thiab lawv piv rau 7075 li cas-yog li koj tuaj yeem txiav txim siab txog kev paub txog kev paub. Txawm hais tias koj tab tom tsim cov khoom siv tsheb, cov khoom siv hluav taws xob, lossis cov khoom siv, phau ntawv qhia no yuav pab koj nrhiav pom tus pas nrig (tshwj tsis yog 7075) yog qhov zoo rau koj lub lag luam.

Ua ntej: Kev Ruaj Ntseg ntawm 7075 Txhuas Qws (kom nkag siab lwm txoj hauv kev)

Ua ntej dhia mus rau lwm txoj hauv kev, cia peb rov qab sai sai tias 7075 txhuas pas nrig yog dab tsi -qhov no yuav pab koj nkag siab zoo dua thaum xaiv lwm yam . 7075 yog ib qho siab -lub zog aluminium alloy (ib feem ntawm 7000 series, aluminium-zinc-magnesium-5}5}tooj hlau alloy {10} tensile zog ntawm 1. MPa. Nws cov yam ntxwv tseem ceeb yog lub zog tsis zoo, kev qaug zog zoo, thiab kev ua haujlwm zoo-tab sis nws kuj muaj qhov tsis zoo: nws kuj kim, muaj qhov tsis zoo corrosion (tshwj xeeb tshaj yog nyob rau hauv dej ntsev los yog ib puag ncig hnyav), thiab nyuaj rau kev tsim los yog vuam.

7075 yog qhov zoo tagnrho rau cov ntawv thov uas lub zog tsis yog - sib tham tau: cov khoom siv dav hlau, cov khoom siv tub rog, siab - cov khoom siv tsheb, thiab cov tshuab hnyav. Tab sis yog tias koj qhov project tsis xav tau lub zog ntawm qib no - yog tias koj ua ntej tus nqi, formability, corrosion resistance, los yog conductivity - muaj cov kev xaiv zoo dua. Cia peb tshawb nrhiav lawv.

Sab saum toj Aluminium Rods Lwm yam tshaj li 7075: Cov tswv yim xaiv rau kev siv

Hauv qab no yog cov feem ntau siv thiab siv tau txhuas rods uas tsis yog 7075, tsim los ntawm lawv cov alloy series. Txhua qhov kev nkag suav nrog cov khoom tseem ceeb, cov ntawv thov zoo tagnrho, thiab kev sib piv nrawm rau 7075- yog li koj tuaj yeem pom sai sai uas haum rau koj cov kev xav tau. Peb tau tsom mus rau cov pas nrig peb muab ntau zaus rau peb cov neeg siv khoom thoob ntiaj teb, vim tias cov no yog cov kev xaiv zoo tshaj plaws thiab muaj txiaj ntsig zoo.

1. 6061 Aluminium Qws (Qhov Kev Xaiv Zoo Tshaj Plaws rau 7075)

6061 txhuas pas nrig (ib feem ntawm 6000 series, aluminium-silicon-magnesium alloy) yog qhov nrov tshaj plaws rau 7075- thiab yog vim li cas. Nws yog "ua-nws-tag nrho" txhuas pas nrig uas sib npaug lub zog, formability, weldability, thiab nqi-ua rau nws tsim nyog rau kev siv ntau tshaj 7075.

Key Properties (vs . 7075):

Lub zog: Tensile lub zog ntawm 310-380 MPa-qis dua 7075, tab sis ntau tshaj qhov txaus rau feem ntau cov haujlwm ua lag luam (xws li tsheb, kev tsim kho, kev ua haujlwm dav dav).

Formability & Weldability: Zoo heev - deb yooj yim rau khoov, zoo, thiab weld tshaj 7075 (tsis muaj pre- cua sov yuav tsum tau). Qhov no ua rau nws zoo tagnrho rau kev cai qhov chaw thiab cov qauv welded.

Corrosion Resistance: Zoo-naturally resistant rau av noo thiab tshuaj me me (zoo dua 7075, tab sis tsis zoo li 5000 series).

Tus nqi: Tus nqi pheej yig dua li 7075 (feem ntau yog 30-40% tsawg)- qhov zoo tshaj plaws rau kev txiav txim loj.

Machinability: Zoo- txiav, xyaum, thiab kais kom zoo, txo lub sijhawm tsim khoom thiab pov tseg.

Ideal Applications:Automotive qhov chaw (Brackets, thav duab, cov khoom ncua kev kawm ntawv), kev tsim kho kho vajtse, machining qhov chaw, tooling, marine fittings (tsuas yog dej tshiab), thiab cov khoom siv dav dav. Yog tias koj tsis paub tseeb tias tus pas nrig aluminium xaiv (thiab tsis xav tau 7075 lub zog), 6061 yuav luag txhua qhov kev nyab xeeb.

Tswv yim Pro:6061 muaj nyob rau hauv ob qho tib si T6 (kub- kho, siab tshaj plaws lub zog) thiab O (annealed, siab tshaj plaws formability) tempers -xaiv T6 rau cov yam ntxwv qhov chaw, O rau qhov chaw uas yuav tsum tau khoov los yog shaping.

2. 6063 Aluminium Qws (Rau Aesthetics & Precision Machining)

6063 txhuas pas nrig (tseem 6000 series, aluminium-silicon-magnesium alloy) yog ze ze rau 6061, tab sis nrog cov ntsiab lus silicon qis dua - ua rau nws zoo tagnrho rau cov ntawv thov qhov chaw tiav thiab qhov tseeb yog qhov tseem ceeb (tsis yog lub zog siab tshaj plaws).

Cov Khoom Tseem Ceeb (vs . 7075 & 6061):

Lub zog: Tensile lub zog ntawm 205-260 MPa- qis dua ob qho tib si 7075 thiab 6061, tab sis txaus rau cov ntawv siv tsis yog - siab.

Nto Finish: Zoo heev - muaj qhov du, zoo ib yam uas polishes zoo (zoo dua li 7075 thiab 6061). Qhov no ua rau nws zoo meej rau cov khoom siv kho kom zoo nkauj lossis cov khoom siv uas xav tau kom huv si.

Formability & Machinability: Zoo tshaj -txawm tias yooj yim rau kev tsim thiab tshuab dua 6061, nrog cov cuab yeej siv tsawg tsawg.

Corrosion Resistance: Zoo-zoo ib yam li 6061, tiv taus cov tshuaj me me thiab av noo.

Tus nqi: me ntsis pheej yig dua 6061, thiab ntau pheej yig dua 7075.

Ideal Applications:Cov khoom siv kho kom zoo nkauj, cov khoom siv vaj tsev, cov khoom siv ua kom zoo, cov khoom siv hluav taws xob, cov rooj tog zaum, thiab cov khoom uas xav tau anodizing (6063 anodizes tusyees, ua kom du, zoo ib yam). Nws tsis pom zoo rau siab - ntawv thov kev nyuaj siab- lo nrog 6061 lossis 7075 rau cov.

3. 5052 Aluminium Qws (Rau Corrosion Resistance Beyond 7075)

5052 txhuas pas nrig (ib feem ntawm 5000 series, aluminium-magnesium alloy) yog qhov mus- xaiv yog tias kev tiv thaiv corrosion yog qhov tseem ceeb tshaj plaws rau koj- deb tshaj 7075 nyob rau hauv ib puag ncig hnyav. Nws yog ib qho uas tsis yog -kub- kho tau alloy, yog li nws lub zog los ntawm nws cov ntsiab lus magnesium (tsis yog kev kho cua sov).

Key Properties (vs . 7075):

Lub zog: Tensile lub zog ntawm 230-280 MPa-qis dua 7075, tab sis muaj zog dua 6063 thiab txaus rau ntau daim ntawv thov.

Corrosion Resistance: Zoo heev -resistant rau dej ntsev, tshuaj, av noo, thiab marine ib puag ncig (zoo tshaj 7075). Nws tsim cov txheej txheem oxide tiv thaiv uas tiv thaiv xeb thiab degradation.

Formability & Weldability: Zoo heev -zoo heev, yooj yim rau khoov, stamp, thiab weld tsis tawg (txawm tias zoo dua 6061).

Qhov hnyav: Lub teeb yuag - tib qhov ntom ntom zoo li cov ntshiab txhuas, ua rau nws zoo tagnrho rau qhov hnyav- cov ntaub ntawv rhiab heev (xws li marine, tsheb).

Tus nqi: pheej yig dua 7075, me ntsis kim dua 6061.

Ideal Applications:Marine Cheebtsam (nkoj fittings, offshore hardware), chemical processing equipment (pipes, li qub), automotive qhov chaw (roj tanks, lub cev panels), kev tsim kho ntug hiav txwv dej, thiab txhua daim ntawv thov raug rau dej ntsev los yog tshuaj hnyav. Yog tias koj qhov project nyob hauv ib puag ncig corrosive, 5052 yog qhov kev xaiv zoo dua li 7075 (uas yuav corrode sai sai hauv cov xwm txheej no).

4. 1060 Aluminium Qws (Rau Hluav Taws Xob & Thermal Conductivity)

1060 txhuas pas nrig (ib feem ntawm 1000 series, ntshiab txhuas-99.6%+ txhuas) tsis muaj dab tsi zoo li 7075. Nws yog ib qho mos, ntshiab txhuas pas nrig uas muaj qhov tseem ceeb ntawm hluav taws xob thiab thermal conductivity tshaj lub zog-ua rau nws zoo tagnrho rau kev siv hluav taws xob qhov twg 7075 (uas tsis muaj conductivity) yuav ua tsis tau.

Key Properties (vs . 7075):

Lub zog: Tensile lub zog ntawm 110-130 MPa-ntau qis dua 7075 (mos thiab zawm, tsis haum rau kev siv cov qauv).

Kev Siv Hluav Taws Xob: Zoo heev-60% IACS (International Annealed Copper Standard), siab tshaj 7075 (uas muaj ~ 30% IACS). Qhov no ua rau nws zoo meej rau cov khoom siv hluav taws xob.

Thermal Conductivity: Zoo heev -ua kom sov zoo, zoo tagnrho rau kev siv thermal (xws li, cov dab dej kub).

Formability & Weldability: Zoo heev - mos, yooj yim rau khoov, zoo, thiab weld (txawm rau beginners).

Tus nqi: Tus nqi pheej yig heev- ib qho ntawm cov khoom siv hluav taws xob pheej yig tshaj plaws muaj (ntau pheej yig dua 7075).

Corrosion Resistance: Zoo-naturally resistant rau cov av noo thiab tshuaj me me (zoo ib yam li 6061).

Ideal Applications:Cov khoom siv hluav taws xob (cov tsheb npav, cov xov hlau, cov khoom sib txuas), cov ntawv siv thermal (cov dab dej kub, cov khoom siv hluav taws xob sib txawv), cov khoom siv ua zaub mov (tsis yog{0}} tshuaj lom), thiab cov khoom uas yuav tsum tau ua kom muaj zog heev (xws li, cov duab kev cai, qhwv). Tsis txhob siv 1060 rau cov qauv lossis siab -kev siv kev ntxhov siab- lo nrog 6061 lossis 7075 rau cov ntawd.

5. 3003 Aluminium Qws (Rau tus nqi- Siv tau zoo)

3003 txhuas pas nrig (ib feem ntawm 3000 series, txhuas{2}}manganese alloy) yog pob nyiaj siv - phooj ywg lwm txoj rau 7075, 6061, thiab 5052-zoo tagnrho rau kev lag luam dav siv qhov twg lub zog thiab corrosion kuj tsis yog qhov tseem ceeb tshaj plaws.

Key Properties (vs . 7075):

Lub zog: Tensile lub zog ntawm 150-180 MPa- qis dua 7075, 6061, thiab 5052, tab sis txaus rau kev siv lub teeb ua haujlwm.

Tus nqi: pheej yig heev-ib qho ntawm tus nqi pheej yig tshaj plaws aluminium rods ntawm lub khw (zoo rau loj- ntim, qis- kev txiav txim siab).

Formability & Weldability: Zoo- yooj yim rau kev tsim thiab vuam, haum rau qhov yooj yim.

Corrosion Resistance: Zoo- tiv taus cov tshuaj me me thiab av noo (zoo dua li 7075, tab sis tsis zoo li 5052).

Machinability: Zoo - txiav tau yooj yim nrog cov cuab yeej siv tsawg.

Ideal Applications:Cov khoom lag luam dav dav, cov khoom ntim khoom, cov khoom siv hluav taws xob sib hloov hluav taws xob (tsawg-kub), cov khoom siv kho kom zoo nkauj (tsis yog- qhov tseem ceeb), thiab lub teeb- cov khoom siv hauv tsheb (xws li, trim, brackets). Yog tias koj tab tom nrhiav kev txiav cov nqi thiab tsis xav tau lub zog siab lossis corrosion kuj, 3003 yog qhov kev xaiv zoo.

6. 2024 Aluminium Qws (Ib Lub Siab-Txoj Kev Siv Zog rau 7075-Rau Cov Kev Siv Tshwj Xeeb)

Yog tias koj xav tau lub zog siab (zoo ib yam li 7075) tab sis nyiam qhov sib txawv ntawm cov alloy, 2024 txhuas pas nrig (ib feem ntawm 2000 series, txhuas- tooj liab alloy) yog lwm txoj hauv kev. Nws tsis yog nrov li 7075, tab sis nws muaj cov khoom tshwj xeeb uas ua rau nws haum rau qee qhov kev siv siab - kev ntxhov siab.

Key Properties (vs . 7075):

Lub zog: Tensile lub zog ntawm 480-520 MPa- qis dua 7075, tab sis tseem siab heev (zoo tagnrho rau kev siv zog siab).

Fatigue Resistance: Zoo heev -zoo dua 7075 hauv cov ntawv thov kev thauj mus los (piv txwv li, cov khoom siv hauv aerospace, springs).

Machinability: Zoo-zoo ib yam li 7075, tab sis yuav tsum muaj cov cuab yeej ntse kom tsis txhob hnav cov cuab yeej.

Corrosion Resistance: Tsis zoo- phem dua 7075 (s raug rau corrosion nyob rau hauv cov av noo los yog tshuaj lom neeg ib puag ncig). Yuav tsum tau kho deg (xws li, anodizing, txheej) rau kev tiv thaiv.

Formability & Weldability: Tsis zoo- nyuaj rau daim ntawv thiab vuam (zoo ib yam li 7075), yuav tsum tau ua ntej- cua sov thiab cov txheej txheem tshwj xeeb.

Tus nqi: Zoo ib yam li 7075 (tsis yog tus nqi-txuag lwm txoj kev- xaiv nws rau kev qaug zog, tsis yog nqi).

Ideal Applications:Aerospace Cheebtsam (tis, tsaws iav qhov chaw), cov khoom siv tub rog, siab -kev ua tau zoo ntawm lub tsheb, thiab cov springs lossis cov khoom siv rau kev thauj khoom cyclic. Nws tsis pom zoo rau corrosive ib puag ncig tshwj tsis yog coated.

Aluminium Qws Sib piv: 7075 vs. Alternatives

Txhawm rau ua kom yooj yim rau koj los sib piv, ntawm no yog lub rooj nrawm ntawm cov khoom tseem ceeb ntawm 7075 thiab nws cov kev xaiv ntau tshaj plaws. Peb tau tsom mus rau cov yam ntxwv tseem ceeb tshaj plaws rau cov neeg yuav khoom:

Aluminium Qws Hom

Tensile zog (MPa)

Corrosion Resistance

Formability / Weldability

Tus nqi (vs . 7075)

Qhov tseem ceeb Advantage

7075 (Reference)

540-580

pluag

pluag

Siab (Base)

Muaj zog heev

6061

310-380

Zoo

Zoo heev

30-40% qis dua

Versatility (sib npaug ntawm lub zog & formability)

6063

205-260

Zoo

Zoo heev

40-50% qis dua

Smooth nto tiav (zoo tagnrho rau kev zoo nkauj / anodizing)

5052

230-280

Zoo heev

Zoo heev

30-35% qis dua

Corrosion kuj (kua ntsev / marine siv)

1060

110-130

Zoo

Zoo heev

60-70% qis

High hluav taws xob / thermal conductivity

3003

150-180

Zoo

Zoo

50-60% qis dua

Tus nqi -kev ua tau zoo (kev siv dav dav)

2024

480-520

pluag

pluag

Zoo sib xws

Superior qaug zog kuj

Cov Lus Qhia Tsis Txaus Siab Txog Aluminium Rods (Beyond 7075)

Peb feem ntau hnov ​​​​cov neeg yuav khoom ua yuam kev thaum xaiv aluminium rods uas tsis yog 7075-ntawm no yog cov kev xav tsis zoo tshaj plaws kom zam, raws li peb cov neeg siv khoom tawm tswv yim:

Misconception 1: "7075 yog qhov muaj zog tshaj plaws, yog li nws yog qhov kev xaiv zoo tshaj plaws rau txhua daim ntawv thov."Qhov tseeb: 7075 muaj zog, tab sis nws kim heev thiab nyuaj rau kev ua haujlwm nrog. Feem ntau cov haujlwm tsis xav tau nws lub zog loj-6061 yog qhov zoo dua rau kev siv ntau yam thiab tus nqi.

Misconception 2: "Tag nrho cov txhuas rods muaj tib yam corrosion kuj."Qhov tseeb: 5052 yog qhov corrosion ntau dua - tiv taus ntau dua 7075, 2024, lossis txawm tias 6061. Xaiv 5052 rau thaj chaw marine lossis tshuaj lom neeg.

Misconception 3: "Ntshiab txhuas (1060) yog mos heev yuav pab tau."Qhov tseeb: 1060 yog mos, tab sis nws cov conductivity siab ua rau nws irreplaceable rau hluav taws xob thiab thermal daim ntawv thov - qhov twg lub zog tsis yog qhov tseem ceeb.

Misconception 4: "6061 thiab 6063 yog tib yam."Qhov tseeb: 6063 muaj qhov smoother nto thiab zoo formability, tab sis qis zog dua 6061. Xaiv 6063 rau kev zoo nkauj, 6061 rau cov khoom siv.

Misconception 5: "Lwm txoj rau 7075 yog tsawg-zoo."Qhov tseeb: Tsis yog-6061, 5052, thiab lwm yam kev xaiv yog siab- zoo, muaj- cov ntaub ntawv qib-lawv tsuas muaj cov khoom sib txawv dua li 7075, haum rau cov kev xav tau sib txawv.

Yuav Ua Li Cas Xaiv Txoj Cai Txhuas Qws (Lwm Yam Tshaj Li 7075) rau Koj Qhov Haujlwm

Ua raws li cov kauj ruam yooj yim no los xaiv tus pas nrig txhuas zoo tshaj li 7075-tsis muaj qhov xav tau:

Qhia koj qhov tseem ceeb tshaj plaws:Puas yog lub zog? Corrosion kuj? Hluav taws xob conductivity? Nqi? Formability? Qhov no yuav txo qis koj cov kev xaiv (xws li, qhov tseem ceeb=corrosion resistance → 5052; qhov tseem ceeb=conductivity → 1060).

Ntsuas qhov kev ntxhov siab:Cov pas nrig puas yuav siv tau rau hauv kev ua haujlwm siab - kev siv cov qauv tsim? Yog tias muaj, xaiv 6061 lossis 2024. Yog tias tsis yog, 6063, 3003, lossis 1060 yuav ua haujlwm.

Xav txog ib puag ncig:Nws puas yuav raug dej ntsev, tshuaj lom neeg, lossis av noo? Xaiv 5052. Yog tias nws nyob hauv tsev thiab qhuav, 6061, 6063, lossis 3003 yog qhov zoo.

Xav txog kev tsim khoom:Koj puas yuav tau khoov, vuam, lossis tshuab tus pas nrig? Xaiv 6061, 6063, 5052, lossis 1060 (yooj yim ua haujlwm nrog). Zam 2024 yog tias xav tau vuam / formability.

Teeb koj cov peev nyiaj:Yog tias tus nqi yog qhov tseem ceeb, 3003 lossis 1060 yog qhov zoo tshaj. Yog tias koj tuaj yeem siv me ntsis ntxiv rau ntau yam, 6061 yog qhov zoo tagnrho.

Peb Cov Khoom Siv Txhuas Txhuas (Beyond 7075): Ua raws li koj xav tau

Peb tshwj xeeb hauv kev muab ntau yam ntawm kev lag luam-qib aluminium rods uas tsis yog 7075-xws li 6061, 6063, 5052, 1060, 3003, thiab 2024. Peb cov pas nrig yog tsim los nrog kev tswj xyuas nruj, kom ntseeg tau tias muaj pes tsawg leeg, kev ua tau zoo thiab kev ua haujlwm siab.

Peb muab cov kev xaiv customizable kom haum rau koj cov kev xav tau tiag tiag: txoj kab uas hla ntawm 5mm mus rau 200mm, tempers (T6, O, H14, thiab lwm yam), thiab kev kho deg (anodizing, chemical conversion txheej, polishing). Txawm hais tias koj xav tau cov khoom me me ntawm precision 6063 rods rau cov khoom siv kho kom zoo nkauj lossis cov khoom loj ntawm 5052 rods rau cov khoom siv hauv hiav txwv, peb tuaj yeem xa.

Raws li cov chaw tsim khoom ncaj qha nrog xyoo dhau los hauv 外贸 muab khoom, peb muab cov nqi sib tw (tsis muaj neeg nruab nrab) thiab txhim khu kev qha thoob ntiaj teb shipping. Peb pab pawg kws tshaj lij tuaj yeem pab koj xaiv tus pas nrig txhuas zoo rau koj qhov project- teb koj cov lus nug, muab cov kev qhia tshwj xeeb, thiab tseem xa cov qauv kom ntseeg tau tias koj xaiv qhov yog.

Kev xav zaum kawg: Tsis txhob saib Aluminium Rods Tshaj 7075

7075 txhuas pas nrig yog impressive, tab sis nws tsis yog tib txoj kev xaiv - thiab nws tsis tshua muaj nqi tshaj - zoo los yog tswv yim xaiv rau feem ntau industrial tej yaam num. Los ntawm kev tshawb nrhiav lwm txoj hauv kev xws li 6061 (ntau yam), 5052 (corrosion-resistant), 1060 (conductive), thiab 6063 (zoo nkauj), koj tuaj yeem nrhiav tus pas nrig uas phim koj qhov project qhov xav tau yam tsis tau them nyiaj ntau rau qhov tsis muaj zog.

Qhov tseem ceeb yog tsom rau koj qhov tseem ceeb tshaj plaws -lub zog, corrosion resistance, nqi, formability-thiab xaiv cov alloy uas haum rau lawv. Txawm hais tias koj tab tom tsim cov khoom siv tsheb, cov khoom siv hluav taws xob, cov khoom siv hauv hiav txwv, lossis cov khoom siv kho kom zoo nkauj, muaj cov pas nrig txhuas (lwm yam tsis yog 7075) uas zoo rau txoj haujlwm.

Tiv tauj peb hnub no los tham txog koj cov kev xav tau ntawm aluminium rod, thov cov qauv, los yog tau txais ib daim ntawv tso cai. Peb tau cog lus tias yuav muab koj cov khoom zoo tshaj - cov ntaub ntawv zoo, tus nqi sib tw, thiab cov kws tshaj lij kev txhawb nqa uas koj xav tau kom ua tiav hauv koj txoj kev lag luam -txawm koj tab tom nrhiav 7075 lossis ib qho ntawm nws txoj kev xaiv zoo tshaj.