6063/T5 Aluminium Pipe
I-6063 aluminium alloy isetshenziswa kabanzi ekwakhiweni kweminyango ye-aluminium, amafasitela, namafreyimu odonga lwamakhethini.Kuyimodeli evamile ye-aluminium alloy.
Incazelo Yomkhiqizo
6063 aluminium ingxubevange
I-6063 aluminium alloy isetshenziswa kabanzi ekwakhiweni kweminyango ye-aluminium, amafasitela, namafreyimu odonga lwamakhethini.Kuyimodeli evamile ye-aluminium alloy.
- Igama lesiShayina: 6063 aluminium alloy
- Sebenzisa: Ukwakha iminyango ye-aluminium, amafasitela, namafreyimu odonga lwamakhethini
- Ukwakhiwa: AL-Mg-Si
Isingeniso
Ukuze kuqinisekiswe ukuthi iminyango, amafasitela nezindonga zamakhethini zinokumelana nomfutho womoya ophezulu, ukusebenza komhlangano, ukumelana nokugqwala nokusebenza komhlobiso, izidingo zokusebenza okuphelele kwamaphrofayili e-aluminium alloy ziphakeme kakhulu kunezindinganiso zamaphrofayili ezimboni.Phakathi kwebanga lokuqamba le-aluminium engu-6063 elicaciswe ku-GB/T3190 ejwayelekile kazwelonke, amanani ahlukene okwakheka kwamakhemikhali azophumela ezicini zento ezibonakalayo ezihlukene.Uma ukwakheka kwamakhemikhali kunobubanzi obukhulu, umehluko wokusebenza uzoshintshashintsha ebangeni elikhulu., Ukuze ukusebenza okuphelele kwephrofayili kuzobe kungalawuleki.
Ukwakheka kwamakhemikhali
Ukwakheka kwamakhemikhali kwe-6063 aluminium alloy sekuyingxenye ebaluleke kakhulu yokukhiqizwa kwamaphrofayili wokwakha i-aluminium alloy ephezulu.
umthelela wokusebenza
I-6063 aluminium alloy iyingxubevange yamandla amaphakathi ekwazi ukumelana nokushisa futhi iqiniswe ochungechungeni lwe-AL-Mg-Si.I-Mg ne-Si yizakhi eziyinhloko ze-alloying.Umsebenzi oyinhloko wokuthuthukisa ukwakheka kwamakhemikhali ukunquma iphesenti le-Mg ne-Si (ingxenyana yobuningi, efanayo ngezansi).
1.Iqhaza kanye nomthelela we-1Mg Mg no-Si zakha isigaba sokuqinisa uMg2Si.Ukuphakama kokuqukethwe kwe-Mg, inani le-Mg2Si liyanda, umphumela omkhulu wokuqinisa ukwelashwa kokushisa, amandla aqinile wephrofayili, futhi ayanda ukumelana nokuguquguquka.Ngokukhula, i-plasticity ye-alloy iyancipha, ukusebenza kokucubungula kuyawohloka, futhi ukumelana nokugqwala kuyancipha.
2.1.2 Iqhaza kanye nomthelela we-Si Inani lika-Si kufanele lenze yonke i-Mg ku-alloy ibe khona ngendlela yesigaba se-Mg2Si ukuze kuqinisekiswe ukuthi indima ye-Mg yenziwa ngokugcwele.Njengoba okuqukethwe kwe-Si kukhula, izinhlamvu ze-alloy ziba ngcono, uketshezi lwensimbi luyakhula, ukusebenza kokulingisa kuba ngcono, umphumela wokuqinisa ukwelashwa kuyanda, amandla okuqinile wephrofayili ayanda, ipulasitiki iyancipha, futhi ukumelana nokugqwala kuyancipha.
3.Ukukhethwa kokuqukethwe
4.2.Ukunqunywa kwenani le-1Mg2Si
5.2.1.1 Indima yesigaba se-Mg2Si ku-alloy Mg2Si ingancibilika noma inemvula ku-alloy ngokushintsha kwezinga lokushisa, futhi ikhona kungxubevange ngezindlela ezihlukene: (1) Isigaba esihlakazekile esingu-β'' Mg2Si sincipha kusixazululo esiqinile I-Dispersive izinhlayiya ziyisigaba esingazinzile esizokhula nezinga lokushisa elikhulayo.(2) Isigaba soshintsho esingu-β'isigaba esiphakathi nendawo esikwazi ukumetastable esakhiwe ukukhula kuka-β'', esizokhula futhi ngokunyuka kwezinga lokushisa.(3) Isigaba esinemvula esingu-β siyisigaba esizinzile esakhiwe ukukhula kwe-β'phase, egxile kakhulu emingceleni yokusanhlamvu kanye nemingcele ye-dendrite.Umphumela wokuqiniswa kwesigaba se-Mg2Si yilapho isesimweni sesigaba esithi β'' esihlakazekile, inqubo yokushintsha isigaba sika-β siye ku-β'' iyinqubo yokuqinisa, futhi okuphambene nalokho kuyinqubo yokuthambisa.
2.1.2 Ukukhethwa kwenani le-Mg2Si Umphumela wokuqinisa ukuphathwa kokushisa kwe-6063 aluminium alloy uyenyuka ngokunyuka kwenani le-Mg2Si.Uma inani le-Mg2Si likububanzi obungu-0.71% ukuya ku-1.03%, amandla ayo okuqina akhuphuka cishe ngokuhambisana nokwanda kwenani le-Mg2Si, kodwa ukumelana nokuguquguquka nakho kuyanda, okwenza ukucubungula kube nzima.Kodwa-ke, uma inani le-Mg2Si lingaphansi kuka-0.72%, emikhiqizweni ene-extrusion coefficient encane (ngaphansi noma ilingana no-30), inani lamandla e-tensile lingase lingahlangabezani nezidingo ezijwayelekile.Uma inani le-Mg2Si lidlula i-0.9%, i-plasticity ye-alloy ivame ukwehla.Izinga le-GB/T5237.1-2000 lidinga ukuthi i-σb yephrofayela ye-6063 aluminium alloy T5 ibe ngu-≥160MPa, kanye nephrofayela ye-T6 σb≥205MPa, okufakazelwa ngokwenza.Amandla aqinile we-alloy angafinyelela ku-260MPa.Kodwa-ke, kunezici eziningi ezithonya ukukhiqizwa ngobuningi, futhi akunakwenzeka ukuqinisekisa ukuthi bonke bafinyelela izinga eliphezulu kangaka.Ukucatshangelwa okuphelele, iphrofayili kufanele ibe namandla amakhulu ukuze kuqinisekiswe ukuthi umkhiqizo uhlangabezana nezidingo zezinga, kodwa futhi nokwenza i-alloy ibe lula ukuyikhipha, okulungele ukuthuthukisa ukusebenza kahle kokukhiqiza.Uma siklama amandla engxubevange, sithatha i-200MPa njengevelu yedizayini yephrofayili elethwe kusimo se-T5.Kungabonakala ku-Figure 1 ukuthi lapho amandla okuqina angaba ngu-200 MPa, inani le-Mg2Si cishe li-0.8%.Ngephrofayili esesimeni se-T6, sithatha inani lokuklama lamandla we-tensile njenge-230 MPa, futhi inani le-Mg2Si likhushulwe ku-0.95.%.
2.1.3 Ukunqunywa kokuqukethwe kwe-Mg Uma inani le-Mg2Si selinqunyiwe, okuqukethwe kwe-Mg kungabalwa ngale ndlela elandelayo: Mg%=(1.73×Mg2Si%)/2.73
2.1.4 Ukunqunywa kokuqukethwe ngu-Si Okuqukethwe yi-Si kufanele kuhlangabezane nemfuneko yokuthi wonke ama-Mg afake i-Mg2Si.Njengoba isilinganiso sesisindo se-athomu esihlobene se-Mg no-Si ku-Mg2Si singu-Mg/Si=1.73, inani eliyisisekelo lika-Si ngu-Si base=Mg/1.73.Kodwa-ke, umkhuba ufakazele ukuthi uma isisekelo se-Si sisetshenziselwa ukuhlanganisa, amandla aqinile we-alloy ekhiqiziwe ngokuvamile aphansi futhi awafaneleki.Ngokusobala kubangelwa inani elinganele le-Mg2Si ku-alloy.Isizathu siwukuthi izakhi zokungcola ezifana no-Fe no-Mn ku-alloy rob Si.Isibonelo, i-Fe ingakha inhlanganisela ye-ALFeSi ne-Si.Ngakho-ke, kufanele kube no-Si ngokweqile ku-alloy ukunxephezela ukulahlekelwa kwe-Si.I-Excess Si ku-alloy nayo izodlala indima ehambisanayo ekuthuthukiseni amandla okudonsa.Ukwenyuka kwamandla okuqina we-alloy yisamba seminikelo ye-Mg2Si kanye ne-Si eyeqile.Uma okuqukethwe kwe-Fe ku-alloy kuphezulu, i-Si ingase futhi yehlise imiphumela emibi ye-Fe.Kodwa-ke, njengoba i-Si izonciphisa ipulasitiki kanye nokumelana nokugqwala kwe-alloy, ukweqisa kwe-Si kufanele kulawulwe ngokunengqondo.Ngokusekelwe kokuhlangenwe nakho kwangempela, imboni yethu ikholelwa ukuthi kungcono ukukhetha inani le-Si eyeqile ebangeni lika-0.09% ukuya ku-0.13%.Okuqukethwe kwe-Si ku-alloy kufanele kube: Si%=(Si base + Si over)%
Lawula ububanzi
3.1 Uhlu lokulawula lwe-Mg Mg iyinsimbi evuthayo, ezoshiswa ngesikhathi sokuncibilikiswa.Lapho kunqunywa uhla lokulawula lwe-Mg, iphutha elibangelwa ukushisa kufanele licatshangelwe, kodwa akufanele libe banzi kakhulu ukuvimbela ukusebenza kwe-alloy ekuphumeni ekulawuleni.Ngokusekelwe kokuhlangenwe nakho kanye nezinga lezithako zefekthri yethu, ukuncibilika kanye nokuhlolwa kwaselabhorethri, silawule uhla lokuguquguquka kwe-Mg ngaphakathi kuka-0.04%, iphrofayili ye-T5 ingu-0.47% kuya ku-0.50%, kanti iphrofayela ye-T6 ingu-0.57% kuya ku-0.50%.60%.
3.2 Uhlu lokulawula lwe-Si Lapho ububanzi be-Mg bunqunywa, ububanzi bokulawula buka-Si bunganqunywa isilinganiso se-Mg/Si.Ngenxa yokuthi ifektri ilawula u-Si ukusuka ku-0.09% ukuya ku-0.13%, i-Mg/Si kufanele ilawulwe phakathi kuka-1.18 no-1.32.
3.3 Uhlu olukhethiwe lokwakheka kwamakhemikhali kwe-36063 aluminium alloy T5 kanye nephrofayili yesifunda ye-T6.Uma ufuna ukushintsha ukwakheka kwe-alloy, ngokwesibonelo, uma ufuna ukukhulisa inani le-Mg2Si libe ngu-0.95%, ukuze kube lula ukukhiqizwa kwamaphrofayili e-T6, ungahambisa i-Mg iye endaweni engaba ngu-0.6% phezulu. kanye nemikhawulo ephansi ye-Si.Ngalesi sikhathi, uSi cishe u-0.46%, u-Si ungu-0.11%, kanti uMg/Si ungu-1.
3.4 Amazwi okuphetha Ngokokuhlangenwe nakho kwefekthri yethu, inani le-Mg2Si kumaphrofayela e-aluminium alloy angu-6063 lilawulwa phakathi kwebanga elingu-0.75% kuya ku-0.80%, elingahlangabezana ngokugcwele nezidingo zezakhiwo zokukhanda.Endabeni ye-coefficient ye-extrusion evamile (enkulu noma elingana no-30), amandla okuqina wephrofayili aphakathi kwe-200-240 MPa.Kodwa-ke, ukulawula i-alloy ngale ndlela akugcini nje ngokuba ne-plasticity enhle, i-extrusion elula, ukumelana nokugqwala okuphezulu nokusebenza kahle kokwelashwa kwendawo, kodwa futhi kusindisa izakhi ze-alloying.Nokho, ukunakwa okukhethekile kufanele kukhokhwe ukulawula ngokuqinile ukungcola Fe.Uma okuqukethwe kwe-Fe kuphezulu kakhulu, amandla e-extrusion azokhula, izinga eliphezulu lezinto ezikhishweyo lizowohloka, umehluko wombala we-anodic oxidation uzokwanda, umbala uzoba mnyama futhi ufiphele, futhi i-Fe izophinde yehlise ipulasitiki kanye nokumelana nokugqwala. kwe-alloy.Ukuzijwayeza kufakazele ukuthi kuhle ukulawula okuqukethwe kwe-Fe ngaphakathi kwebanga lika-0.15% ukuya ku-0.25%.
Ukwakheka kwamakhemikhali
| Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Al |
| 0.2~0.6 | 0.35 | 0.10 | 0.10 | 0.45~0.9 | 0.10 | 0.10 | 0.10 | Imajini |
Izakhiwo zemishini:
- Amandla e-Tensile σb (MPa): ≥205
- Ingcindezi ye-elongation σp0.2 (MPa): ≥170
- Ubude δ5 (%): ≥7
Ukugqwala komhlaba
Ukuziphatha kokugqwala kwamaphrofayili angu-6063 we-aluminium alloy okubangelwa i-silicon kungavinjelwa futhi kulawulwe.Uma nje ukuthengwa kwezinto zokusetshenziswa kanye nokwakheka kwe-alloy kulawulwa ngokuphumelelayo, isilinganiso se-magnesium ne-silicon siqinisekiswa ngaphakathi kwebanga le-1.3 kuya ku-1.7, futhi imingcele yenqubo ngayinye ilawulwa ngokuqinile., Ukuze ugweme ukuhlukaniswa nokukhululwa kwe-silicon, zama ukwenza i-silicon ne-magnesium yakha isigaba esizuzisayo sokuqinisa i-Mg2Si.
Uma uthola lolu hlobo lwamabala e-silicon corrosion, kufanele unake ngokukhethekile ukwelashwa okungaphezulu.Enqubweni yokunciphisa nokunciphisa, zama ukusebenzisa uketshezi lokugeza lwe-alkaline olubuthakathaka.Uma izimo zingavunyelwe, kufanele futhi ucwilise oketshezini lokwehlisa i-asidi isikhathi esithile.Zama ukulifinyeza ngangokunokwenzeka (iphrofayili ye-aluminium alloy efanelekayo ingafakwa kusixazululo sokwehlisa i-asidi imizuzu engama-20-30, futhi iphrofayili eyinkinga ingabekwa imizuzu eyi-1 kuye kwemi-3), kanye nenani le-pH lokulandelayo. amanzi okugeza kufanele abe phezulu (pH>4, lawula i-Cl- content), andise isikhathi sokugqwala ngangokunokwenzeka enqubweni yokugqwala kwe-alkali, futhi usebenzise isixazululo se-nitric acid luminescence lapho wenza ukukhanya kungabi namandla.Uma i-sulfuric acid i-anodizes, kufanele inikezwe amandla futhi ifakwe i-oxidized ngokushesha ngangokunokwenzeka, ukuze amaphuzu okugqwala okumnyama okubangelwa i-silicon angabonakali, Angakwazi ukuhlangabezana nezidingo zokusetshenziswa.
Ukubonisa Imininingwane
Isikhathi sokuthumela: Nov-28-2022