3000 uchungechunge aluminium plate sheet ingxubevange yensimbi
Mina. Izinto Eziyisisekelo Zesayensi Yezinto kanye Nokuma kwe-alloy
1.1 I-alloy Classification kanye nezinqubo zokuqinisa
I 3000 uchungechunge aluminium ingxubevange kungokwalabo I-aluminium-Manganese (Al-mn) uhlelofuthi ihlukaniswa njenge ingxubevange ye-aluminium engashisikumasistimu wokuqokwa kwe-alloy wamazwe ngamazwe. Izindlela zayo eziwumgogodla zokuqinisa zithembele Isixazululo esiqinile siyaqiniswafuthi string harning (ukusebenza kanzima).
Kulolu chungechunge, mangangane (UMn) isebenza njengengxenye yokuqala ye-alloying. Ububanzi bayo be-athomu bukhulu kune-aluminium (Al). Lapho ama-athomu e-Mn encibilika ku-cubic lattice egxile ebusweni ye-aluminium matrix, babangela ukuhlanekezela kwe-lattice. Lokhu kuhlanekezela akuvimbeli kuphela ukunyakaza kokugudluka, ngaleyo ndlela kwandisa kakhulu amandla okukhiqiza kanye namandla aqinile ekamelweni lokushisa, kodwa futhi ithuthukisa ngokuqhubekayo izici eziphelele zemishini yezinto ngokucwenga isakhiwo sokusanhlamvu.
1.2 Izakhiwo Ezibalulekile Zomzimba Nezamakhemikhali
- Ukuminyana: Cishe 2.73 g/cm³ (ephakeme kancane kune 2.70 g/cm³ ye-aluminium emsulwa).
- Ibanga Lokuncibilika: Cishe ku-643°C – 654°C.
- I-Thermal Conductivity: Cishe 192 W /(m · k), ukusebenza kahle ekusetshenzisweni kokukhipha ukushisa.
- Electrochemical Properties: Kusukela amandla standard electrode of manganese (-1.18V) icishe ifane neye-aluminium (-1.66V), isisombululo esiqinile esakhiwe phakathi kwabo asikhiqizi umehluko omkhulu ongaba khona ngesikhathi sokugqwala kwe-electrochemical. Lokhu kunikeza 3000 uchungechunge lwe-aluminium alloys ukumelana okuhle kakhulu kwe-microstructural ukugqwala kwendawo (njengokugqwala nokugqwala kwemigodi).
2. Ukuhlaziywa Okujulile Kwamabanga Abalulekile kanye Nokuqhathaniswa Kwepharamitha
I 3000 uchungechunge luhlanganisa amabanga amaningana aphuma kokunye. Umehluko wabo wokusebenza unqunywa ngokuyinhloko ukuhlukaniswa kwama-trace elements (njenge-magnesium, ithusi, kanye ne-silicon). Okulandelayo ukuhlaziya okujulile kwamabanga ajwayelekile kanye nokuqhathaniswa kwepharamitha enemininingwane.
2.1 Ukuqhathaniswa Kwezici Eziyinhloko Zebanga
| Khuphuka | Izici Eziyinhloko Zokuqamba | I-Core Mechanical Properties | Ukuma Kohlelo Okuvamile |
|---|---|---|---|
| 3003. | UMn (1.0~1.5%) | Ukuhleleka okungcono kakhulu sekukonke. Iqukethe isilinganiso esihle kakhulu somdwebo ojulile kanye ne-ductility. | Ikhokhere, amaphiko okushintsha ukushisa, amathangi kaphethiloli, izimpawu zomgwaqo, izingxenye ezinesitembu. |
| 3004. | UMn (1.0~1.5%) + Mg (0.8~1.3%) | Amandla Aphakathi-Aphezulu. Ukwengezwa kwe-magnesium kunikeza isixazululo esiqinile sokuqiniswa. | Isiphuzo can imizimba, uphahla/izindonga zesakhiwo esisezingeni eliphezulu, amakhava okukhanyisa ukukhanya. |
| 3104. | UMn (0.8~1.4%) + Mg (0.8~1.3%) | Ibhalansi yokwakheka okuphezulu namandla. Ngokuvamile isetshenziselwa izinqubo ezinzima zoku-ayina odongeni. | Isetshenziswa ngokuyinhloko embonini yokufaka amathini (E.g., isiphuzo can imizimba). |
| 3105. | UMn (0.3~0.8%) + Mg (0.2~0.8%) + Cu (0.05~0.25%) | Excellent surface enamathela adhesion. Ukumiswa okuhle, amandla alinganiselayo. | Ukwakha izinhlelo zokufulela/udonga, osilingi, izimpumputhe, Amabhodlela amabhodlela. |
| 3005. | UMn (1.0~1.5%) + Mg (0.2~0.6%) | Ukuthuthukiswa kokugqwala okuthuthukisiwe. Amandla aphakeme kancane kunawo 3003, i-coatability enhle. | Ukwakha amaphaneli odonga angaphandle, Abakaki be-radiator ye-AC, izingxenye ezenziwe nge-spin. |
2.2 Ithebula Eliningiliziwe Lokuqhathanisa Ipharamitha Yempahla Yomshini
Incwajana: Idatha elandelayo amanani ajwayelekile; ukusebenza kwangempela kuthintwa ubuchwepheshe bokucubungula kanye nesimo sokwelashwa kokushisa.
| I-Alloy Grade | Ulaka | Amandla Okuqina (I-MPa) | Isivuno Amandla (I-MPa) | Elongation at Break (%) | Ukuqina (HB) |
|---|---|---|---|---|---|
| 3003. | O | 95 – 130 | ≥ 35 | ≥ 25 | 28 – 35 |
| H14 | 140 – 180 | ≥ 115 | ≥ 8 | 40 – 50 | |
| H18 | 185 – 220 | ≥ 165 | ≥ 4 | 55 – 65 | |
| 3004. | O | 150 – 200 | ≥ 60 | ≥ 17 | 45 – 55 |
| H34 | 220 – 270 | ≥ 170 | ≥ 8 | 65 – 75 | |
| H38 | 290 – 340 | ≥ 250 | ≥ 4 | 85 – 95 | |
| 3105. | O | 90 – 150 | ≥ 35 | ≥ 20 | 25 – 35 |
| H24 | 130 – 180 | ≥ 105 | ≥ 8 | 40 – 50 | |
| 5052. (Iqembu Lokulawula) | H32 | 210 – 260 | ≥ 130 | ≥ 12 | 60 – 70 |
I-III. I-Microstructure kanye Nokuziphatha Kokuqina Komsebenzi
3.1 I-Exponent Yokuqinisa Umsebenzi (n-inani) kanye ne-Plastic Strain Ratio (r-inani)
Amapharamitha wezinto ezibalulekile amabili abalulekile lapho kuhlolwa umkhawulo wokwakha we 3000 Uchungechunge lwe-aluminium alloys:
- I-Exponent Yokuqinisa Umsebenzi (n-inani): 3000 uchungechunge (ikakhulukazi 3003-O) ikhombisa inani elingu-n eliphezulu uma kuqhathaniswa, okusho ukuthi njengoba i-plastic deformation ikhula, amandla aqinile wendawo wezinto ezibonakalayo akhuphuka ngokushesha. Lesi sici sivimbela ngempumelelo “intamo” ngesikhathi sokwelula futhi kuyisihluthulelo sokuthola umdwebo ojulile kakhulu.
- I-Plastic Strain Ratio (r-inani): Imele ikhono lezinto ezibonakalayo lokumelana nokuguquguquka endaweni yokuqina. Inani le-r le- 3003 ingxubevange ye-aluminium ngokuvamile inkulu kune 1, okubonisa ukuthi umthamo wayo wokuguquguquka ngaphakathi kwendiza uphakeme kunomthamo wayo wokucwila ohlangothini oluwugqinsi. Lokhu kubalulekile ekwenzeni izingxenye eziyinkimbinkimbi ezinesitembu ezingaphuki (njenge-arc engezansi ye-cookware).
3.2 I-Anisotropy kanye nomthelela wayo
Ngenxa yokuthi okusanhlamvu kunwetshwa eduze kwendlela yokuginqika phakathi nenqubo yokugingqika kanye nokwenza ukuthungwa, 3000 amapuleti e-aluminium ochungechunge abonisa i-anisotropy esobala. Ngesikhathi sokucubungula okujulile (njengokuhlolwa kwenkomishi), le anisotropy ibangela ukuphakama okungalingani emaphethelweni ocezu lokusebenza, eyaziwa ngokuthi “icici.”
- Indlela Yokulawula: Ngokulungisa imingcele yenqubo yokugoqa eshisayo ngaphambi kokugoqa okubandayo (njengokuqeda izinga lokushisa) kanye nezinqubo zokudonsa ezimaphakathi, Ukwakheka kwe-crystallization kungenziwa buthaka ngempumelelo, ukulawula izinga lamacici phakathi kuka-3%~5%, ngaleyo ndlela kunciphisa izitembu ezilahliwe futhi kuthuthukiswe amazinga esivuno.
I-IV. Izinqubo Zokukhiqiza Eziyinhloko kanye Nokulawulwa Kwezakhiwo Ezincane
4.1 Ukusakaza kanye ne-Homogenization Annealing
- Ukusakaza Okupholile Okuqondile (Dc): Isetshenziselwa ukukhiqiza amabhilidi agqitshwe ashisayo ekhwalithi ephezulu. Ngemva kokusakaza, Ukushisa okuphezulu kwe-homogenization annealing kufanele kwenziwe (ngokuvamile phakathi kuka-560°C-620°C) ukuqeda ukuhlukaniswa kwe-dendritic, spheroidize izigaba ezingalingani (njengo-Al₆Mn), futhi usabalalise ngokufanayo ukuze uvimbele izakhiwo ezinamabhande ngesikhathi sokugingqika okulandelayo.
- Ukusakaza Okuqhubekayo (CC): Insimbi encibilikisiwe iqina ngokuqondile ibe yizikhala eziyi-6-10mm phakathi kwamarola apholile ngamanzi. Le ndlela inezinga lokupholisa elishesha kakhulu (kufika emashumini °C/sec), okuholela ekuhlanganiseni okuhle kakhulu kwe-intermetallic, kodwa ihlushwa ukucindezeleka okuphawulekayo kwangaphakathi kanye nokuhlukaniswa okubhaliwe. Isetshenziswa kakhulu kumapuleti ajwayelekile anezidingo eziphansi zokuqeda phezulu nokudweba okujulile.
4.2 Cold Rolling kanye Intermediate Annealing
Isamba sezinga lokuncishiswa kokugoqa okubandayo kwe 3000 ama-alloys ochungechunge ngokuvamile angafinyelela 70%-90%. Uma ukukhishwa okuphakathi (E.g., 300°C-400°C) kwenziwa ngesikhathi sokugoqa okubandayo kwama-multi-pass, izinto eziqinisiwe zomsebenzi zingaphinda zikhanye, ukubuyisela ipulasitiki kanye nenani le-n. Lokhu kubaluleke kakhulu ezintweni zokudweba ezijulile ezidinga ukuguqulwa okubalulekile (njenge-can stock).
V. Ukwenza ngendlela ethile, Akha imali, kanye Nemihlahlandlela Yokujoyina
5.1 Ukwakha Izincomo Zepharamitha Yenqubo
| Uhlobo lwenqubo | Ingxubevange Enconyiwe & Ulaka | Amaphuzu Enqubo Abalulekile |
|---|---|---|
| Umdwebo ojulile. | 3003-O, 3104-O | Imvume yokufa isethwe ngo 1.1-1.2 izikhathi ubukhulu beshidi; amandla okubambi angenalutho adinga ukulawula okunembile ukuvimbela ukushwabana; uwoyela wokudweba we-viscosity ephezulu uyanconywa. |
| Ukugoba komoya. | 3003-H14, 3004-H34 | Irediyasi encane yokugoba ehlobene (R/t) Kunconywa ukuthi ilawulwe phakathi 1.5-2.0. I-H-tempers ikhombisa ukubuyela emuva ngesikhathi sokugoba; i-angle yesinxephezelo (ngokuvamile 2°-5°) kumele igcinwe. |
| Ukuphotha. | 3003-O | Ifanele ukukhiqiza izingxenye zomzimba ezijikelezayo ezifana nezibani zezibani neziphetho ezivuthayo. Izinga lokuphakelayo akufanele lisheshise kakhulu ukuze ugweme ubuhwaqane obubangelwa ukushisa okweqile kwendawo. |
5.2 Imininingwane Yenqubo Yokushisela
3000 uchungechunge lwe-aluminium alloys lunokushisela okuhle futhi aluthambekele kakhulu ekuqhekekeni okushisayo.
- I-TIG Welding (I-Gas Tungsten Arc Welding): Ukunikezwa kwamandla e-AC kuyanconywa. Intambo yokugcwalisa kufanele ikhethwe ukuze ifane nokwakheka kwensimbi eyisisekelo, njenge-ER3003 noma i-ER4043 (okuqukethwe kwe-silicon ephezulu, uketshezi oluhle, ukumelana nokuqhekeka okuqinile). Amafilimu e-oxide ku-groove nezinhlangothi zombili kufanele asuswe kahle ngaphambi kokushisela (amabhulashi ensimbi engenasici angasetshenziswa).
- I-MIG Welding (I-Gas Metal Arc Welding): Ifanele ukushiselwa okuzenzakalelayo kwamapuleti anogqinsi oluphakathi. Ngenxa yokushisa okuphezulu kwe-aluminium conductivity, ukushisa kuqala (60°C-100°C) iyadingeka kumapuleti awugqinsi (>6mm).
- I-Resistance Welding (Spot Welding/Seam Welding): Ingaphezulu linefilimu ye-oxide elimelana kakhulu okudingeka libe yiyo “kuqhuma” Hlanza nge-high current ngaphansi kwengcindezi ye-electrode. Kunconywa ama-electrode alloy ethusi aneziphetho eziyindilinga, ukusebenzisa ingcindezi ephakeme ye-electrode (ukwanda nge 30%-50% uma kuqhathaniswa nensimbi).
VI. Amaphutha Okukhiqiza Okujwayelekile kanye Nokuhlaziywa Kokwehluleka
Ngesikhathi sokucubungula nokusetshenziswa kwangempela, 3000 uchungechunge lwamapuleti e-aluminium angase ahlangabezane nezindaba nezisombululo ezilandelayo:
- I-Stretcher Strains / Imigqa ye-Lüders
- Isimanga: Imigqa ediagonali ebonakalayo ebonakalayo ivela endaweni yeshidi ngemva komdwebo ongashoni noma ukugoba.
- Imbangela: Izinto ezisetshenziswayo zakha amabhendi e-Lüders ngesikhathi sokugoqa kwesikhumba ngokuncipha okuncane.
- Isixazululo: Khetha amapuleti anwetshwe ngaphambilini, noma enze 1%-2% i-micro-cold rolling (ukugoqa okubandayo kwesibili) ngaphambi kokunyathela ukuze kuqedwe ithafa lendawo yokukhiqiza.
- Ikhasi Lewolintshi
- Isimanga: Ingaphezulu lengxenye edonsa ngokujulile libonisa ukuthungwa okumaholoholo okufana nekhasi lewolintshi.
- Imbangela: Izinhlamvu ze-raw material zimaholoholo, noma izinhlayiya zesigaba sesibili zisatshalaliswa ngokungalingani, okuholela ekuguquguqukeni okungahlanganisiwe.
- Isixazululo: Idinga umphakeli ukuthi ahlinzeke ngezinto ezisanhlamvu (Isosha 1-3 khuphuka) futhi ulawule ukwakheka kwezitembu ngaphakathi kwebanga elifanele.
- Ukuqhekeka kokugqwala kwengcindezelo (I-SCC)
- Isimanga: I-Brittle fracture ngaphansi kwesenzo esihlanganisiwe se-tensile stress kanye nemidiya ethile egqwalayo.
- Imbangela: Ukucindezeleka okusele ngemva kokusebenza okubandayo akuzange kuqedwe.
- Isixazululo: Yenza i-annealing yokunciphisa izinga lokushisa eliphansi lokucindezeleka ezingxenyeni ezisebenza ngokubanda (120°C-150°C, ebambe for 1-2 amahora).
Vikwa. Ukwelapha Okuphezulu Nobuchwepheshe Bokulwa Nokugqwala
7.1 Ukwelashwa Kokuguqulwa Kwamakhemikhali (I-Chromating / Passivation)
Ngaphambi kokudweba, 3000 uchungechunge lwamapuleti e-aluminium ngokuvamile adinga izinqubo ze-chromate noma ze-chrome-free passivation ukuze kukhiqizwe ifilimu yokuguqula i-nanoscale. Le filimu ayigcini nje ngokuthuthukisa amandla okubopha phakathi kwe-substrate ne-organic coatings (njengopende we-PVDF we-fluorocarbon) ukuze ufinyelele izinga elijwayelekile 0 kodwa futhi isebenza njengesithiyo ezigabeni ze-cathodic, ukunciphisa ukugqwala kwe-galvanic.
7.2 I-anodizing
Yize i 3000 uchungechunge alukhiqizi umfaniswano, high-gloss anodic films kalula njenge 1000 noma 6000 uchungechunge, ngokusebenzisa ukwakheka okukhethekile kwe-electrolyte (njengezixazululo ze-sulfuric acid ezine-organic acids eyengeziwe) kanye ne-AC/DC ugesi obekwe ngaphezulu, 3004 ama-alloys angasetshenziswa futhi ukwenza ukumelana nokuguga, i-insulating oxide coatings, ngokuvamile kulawulwa at 5-20μm ukujiya.
VIII. Ukuthuthukiswa Okusimeme kanye namathrendi ezicelo ze-Frontier
8.1 I-Closed-Loop Recycling kanye Nokuhlola Umjikelezo Wempilo (I-LCA)
3000 uchungechunge lwezinhlayiya ze-aluminium zinokuphinda zisebenze okuhle kakhulu. Lapho elahliwe 3000 uchungechunge lwe-aluminium luyacibilika, izakhi zayo ze-alloying engokwemvelo (ikakhulukazi i-manganese) ungashi nje kuphela kodwa futhi usebenze njengama-deoxidizer nama-alloying agents. Uma kuqhathaniswa nokukhiqizwa kwe-aluminium eyinhloko, ukusebenzisa i-aluminium eyizinsimbi ukuze kuncibilike kabusha kunganciphisa ukusetshenziswa kwamandla kuze kufike 95%, ukwenza i 3000 chungechunge lokubalulekile lokuzilolonga “ukungathathi hlangothi kwe-carbon” imigomo.
8.2 Izimoto Ezintsha Zamandla Nobuchwepheshe Bebhethri
Ngokukhula kwamandla ebhethri aminyana, izidingo zokunqanyulwa kokushisa nokuphepha kwamakesi ebhethri ziya ngokuya ziba nzima. Isebenzisa ukuhanjiswa kwayo okuhle kwe-thermal, amandla alinganiselayo, kanye nenqubo yokudweba ejulile evuthiwe, 3003 Ingxubevange ye-aluminium kancane kancane ishintsha ezinye izinsimbi zendabuko ukuze zibe izinto ezivamile zamagobolondo ebhethri ayisikwele kanye nezinhlelo zokuphatha ezishisayo zokupholisa uketshezi..
8.3 Amapuleti e-Aluminium Agqoke Kakhulu Asebenza Kakhulu
Ngokusebenzisa ubuchwepheshe bokugoqa obuhlanganisiwe, 3003 I-aluminium alloy isetshenziswa njengesendlalelo esiyinhloko, igqoke izinhlangothi zombili nge-aluminium ehlanzekile (1070) noma i-zinc yomhlatshelo we-anode ukuze udale amapuleti ahlanganisiwe anezendlalelo ezintathu. Le nto ikhombisa ukusebenza okuhle kakhulu kokuvikelwa kwe-electrochemical namandla esakhiwo kumishini yokukhipha usawoti emanzini olwandle kanye namathangi akhethekile okugcina amakhemikhali..
IX. imibuzo ejwayelekile ukubuzwa (FAQ)
Q1: Ngikhetha kanjani phakathi 3003 futhi 3004 amashidi e-aluminium?
- A: Ngokuyinhloko kuncike emandleni nasekusetshenzisweni. Uma wenza izingxenye ezinesitembu, amathangi kaphethiloli, noma izinto zokuphekaezingadingi amandla aphezulu emishini, khetha 3003. (ukusebenza kwezindleko eziphezulu, ukwakheka okuhle kakhulu). Uma udinga ukwenza ukwakha ama-facade, amathini esiphuzo, noma izingxenye zesakhiwo ezidinga ukumelana nezingcindezi ezithile, khetha 3004. (iqukethe i-magnesium, amandla aphezulu, ukumelana nomfutho womoya okungcono).
Okwabomvana: Kungani wami 3003 Ipuleti le-aluminium liqhekeka ngemuva kokugoba?
- A: Ngokuvamile kubangelwa izizathu ezintathu: ① Intukuthelo engalungile ikhethiwe: Uma uthenge i-H18 (intukuthelo egcwele), ubude buphansi kakhulu, futhi ukugoba ngempoqo kuzodala ukuqhekeka. Shintshela ku-H14 noma ku-O temper. ② Isiqondiso sokusanhlamvu: Amapuleti e-Aluminium anesiqondiso sokugoqa; ukugoba nge-perpendicular kuya lapho kuginqika kujwayele ukuqhekeka. Zama ukugoba ngokuhambisana nokusanhlamvu. ③ Ukungcola okweqile: Amapuleti e-aluminiyamu angaphansi angase aqukathe ukungcola okuningi okubangela ukwanda kokonakala.
I-Q3: Angakwazi 3000 uchungechunge lwamapuleti e-aluminium asetshenziswa emanzini olwandle?
- A: Akunconyelwe ukucwiliswa isikhathi eside. Nokho 3000 uchungechunge alukwazi ukumelana nokugqwala kune 1000 uchungechunge, ukumelana nokugqwala kwayo kuphansi kakhulu 5000 uchungechunge (Al-mg) ama-alloys ezindaweni zamanzi olwandle anothe nge-chloride-ion. Uma kunesidingo, esindayo ama-epoxy coatingsnoma ukuvikelwa kwe-anode yomhlatshelokufanele isetshenziswe.
I-Q4: Kunamafutha amaningi endaweni ye-aluminium plate. Ingabe ngidinga ukuyihlanza ngaphambi kokuyisebenzisa?
- A: Ukuhlanza kuyimpoqo. Amafutha okugingqa namafutha okugxiviza, uma ingasusiwe, kuzodala i-welding porosity, Ukukhonkotha, noma amabala anodizing. Kunconywa ukusebenzisa okukhethekile i-aluminium cleanernoma i-acetone yokusula. Gwema ukusebenzisa izihlanzi ezinamandla ze-alkaline ukuvimbela ukugqwala kwendawo.
I-Q5: Indlela yokuhlukanisa ngokushesha phakathi 3003 futhi 5052 Amapuleti we-Aluminium?
- A: Indlela enembile kakhulu ubunzima. 5052-I-H32 ivamise ukuba nzima kakhulu futhi kunzima ukuyigoba ngesandla, nge-springback ephawulekayo; 3003-I-H14 ithambile futhi ikhombisa ukuguga okusobala kwepulasitiki ngaphansi kwamandla, nge-springback encane. Ngaphezu kwalokho, 5052 ikhiqiza izinhlansi ezimbalwa ezibomvu ngokumnyama lapho igaya, ngenkathi 3003 izinhlansi zimhlophe ngokugqamile (ngokwahlulela okuyisizayo kuphela; ukuhlukaniswa okunembile kudinga ukuhlaziywa kwe-spectral).