Njengomgangatho we-aerospace-grade alloy,Iphepha le-aluminium ka-2019(edla ngokubizwa ngokuba yi-alloy 2019) ibalasele ngeempawu zayo ezikhethekileyo zoomatshini kunye nezicelo ezikhethekileyo. Esi sikhokelo sihlalutya kusetyenziso lwayo lwemizi-mveliso, iimpawu zobugcisa, kunye nezinto ezibalulekileyo zokukhetha, ukuxhobisa abathengi ukuba benze izigqibo ezinolwazi ekuthengeni.

1. Iimpawu eziKhethekileyo ze-Aluminium Sheet ka-2019

(1) Ukubunjwa kweMichiza kunye neSakhiwo se-Alloy

- Izinto eziphambili zokudibanisa: 4.0-5.0% ubhedu (Cu), 0.2-0.4% manganese (Mn), 0.2-0.8% i-silicon (Si), ibhalansi ye-aluminium (Al).

- Ubushushu obunokunyangwa bubushushu (umzekelo, T6, T8) ukwenzela ukomelela okongeziweyo ngokuqina kwemvula.

(2) IiPropati zoomatshini

- Amandla e-Tensile: Ukuya kuthi ga kwi-480 MPa (i-T8 temper), edlula ezininzi ze-6000 kunye ne-7000 series alloys kwizicelo ezithile.

- Amandla okuvelisa: ~ 415 MPa (T8), ukuqinisekisa ukuguqulwa okuncinci phantsi komthwalo.

- Elongation: 8-12%, ukulinganisa brittleness kunye formability.

(3) Ukuqhubela phambili kunye noKunyangwa kweCorrosion

- Ukutshiza: Ukubunjwa kwe-chip okugqwesileyo kwi-CNC yokugaya kunye nokujika, nangona i-lubrication inconywa kwimisebenzi ye-high-speed.

- Ukuweldability: Phakathi; I-TIG welding ikhethwa ngaphezu kwe-MIG ukwenzela imfezeko yesakhiwo.

- Ukumelana nokubola: Kuphezulu kwi-alloy ye-2024 kwiimeko ze-atmospheric, nangona unyango lwe-surface (i-anodizing okanye ipeyinti) luyacetyiswa kwiindawo zaselwandle.

(4) IiPropati zeThermal & zoMbane

- I-Thermal conductivity: 121 W / m·K, ilungele amacandelo okusasaza ukushisa.

- I-Conductivity yoMbane: I-30% ye-IACS, iphantsi kune-aluminium ecocekileyo kodwa ifanelekile kwizicelo ezingenayo i-conductive.

2. Izicelo eziphambili ze-Aluminium Sheet ka-2019

(1) Ishishini le-Aerospace: Amacandelo oLwakhiwo

I-alloy ka-2019, eyenzelwe i-fuselages yenqwelomoya kunye nezakhiwo zamaphiko, igqwesa kwiindawo ezinoxinzelelo oluphezulu. Ukumelana kwayo nokudinwa okuphezulu kunye nomlinganiselo wobunzima bokuqina kwenza ukuba ilungele:

-Iintloko zeenqwelomoya, iintambo, kunye nezixhobo zokumisa

-Iikhewusi zeemoto zerokhethi kunye nezixhobo ze-aerospace

- Amacandelo aphezulu obushushu kwiinjini zejethi (ukuya kwi-120 ° C), ngenxa yokuzinza kwayo kwe-thermal.

(2) Ukhuseleko kunye neZixhobo zoMkhosi

Ukuchasana kwe-alloy kwiimpembelelo ze-ballistic kunye nokuhlwa kwindawo enzima kuyayilungele:

- Iiphaneli zezithuthi ezixhobileyo kunye nokhuselo lokukhusela

- Imijukujelwa kwimijukujelwa kunye zomkhosi-grade oomatshini izindlu.

(3) Izixhobo zeMoto eziPhezulu zokuSebenza

Kwimidlalo yemoto kunye nezithuthi zodidi,2019 aluminiyam iyaphuculaUkuqina ngaphandle kokunciphisa ubunzima:

-Amacandelo e-chassis yemoto kunye neendawo zokunqunyanyiswa

- Izibiyeli ze-injini eziphezulu kunye nezindlu zothumelo.

(4) Ukuchaneka koomatshini kunye nezixhobo zokusebenza

Ukusebenza kwayo kunye nokuzinza komda kuyenza ifanelekele:

-Ijigs, izixhobo, kunye nokubumba kwi-CNC machining

-Iigeyiji zomgangatho weAerospace kunye nezixhobo zokulinganisa.

3. Ungalikhetha njani iPhepha leAluminiyam ekwiMgangatho oPhezulu ka-2019

(1) Qinisekisa iSatifikethi se-Alloy & Traceability

- Cela izatifikethi zovavanyo lokusila (MTCs) eziqinisekisa ukwakheka kweekhemikhali kunye neempawu zoomatshini.

- Ukuqinisekisa ukuthotyelwa kwemigangatho yamazwe ngamazwe: ASTM B209, AMS 4042 (i-aerospace), okanye i-EN AW-2019.

(2) Vavanya ubushushu kunye nokusebenza komatshini

- Umsindo we-T6: Amandla aphezulu kunye ne-ductility encitshisiweyo (efanelekile kwizakhiwo ezimileyo).

- Umsindo we-T8: Ukomelezwa koxinzelelo lwe-corrosion resistance, ilungele amacandelo aphantsi kokulayisha i-cyclic.

-Cacisa iimvavanyo zobunzima kunye nemilinganiselo yokuqina (umzekelo, isikali se-Rockwell B) ukuqinisekisa ukusebenza.

(3) Hlola uMgangatho woMphezulu kunye noNyamezelo lweDimensional

- Ukugqitywa komphezulu: Jonga imikrwelo, amanqaku e-roller, okanye i-oxidation, amaphepha ebakala le-aerospace afuna umgangatho womphezulu weKlasi A.

- Ukunyamezela ukutyeba: Ukubambelela kwimigangatho ye-ASTM B209 (umzekelo, ± 0.05 mm kwiishiti ze-2-3 mm).

- I-Flatness: Qinisekisa ukuba i-bow kunye ne-camber ayidluli i-0.5 mm / m yezicelo ezichanekileyo.

(4) Vavanya ubuKhono boMboneleli

- Iinkqubo zokwenziwa kwemveliso: Khetha ababoneleli abanezixhobo ezishushu zokuqengqeleka kunye nobushushu bomgangatho ongaguqukiyo.

-Ukwenza ngokwezifiso: Jonga ababoneleli ababonelela ngeenkonzo zokusika-ubungakanani kunye nonyango olungaphezulu (i-anodizing, i-coating).

-Ulawulo lomgangatho: Izatifikethi ezifana ne-ISO 9001 okanye i-AS9100 (i-aerospace) zibonisa iiprothokholi zovavanyo olungqongqo.

4. 2019 Aluminiyam vs. Competing Alloys

- 2019 vs 2024 aluminiyam:I-2019 inikeza ubushushu obuphezulu obungconoamandla kunye noxinzelelo olusezantsi, ngelixa i-2024 ine-ductility ephezulu. Khetha i-2019 yezixhobo ze-aerospace ezifuna ukuzinza kwe-thermal.

- I-2019 vs 7075 i-aluminium: i-7075 inamandla aphezulu kodwa i-machinability ephantsi, i-2019 ikhethwa kwiindawo ezinomatshini onzima kwi-aerospace.

Umdibaniso okhethekileyo wephepha le-aluminiyam lika-2019 lamandla aphezulu, uzinzo lwe-thermal, kunye nokuchaneka kukubeka njengelitye lembombo kwi-aerospace, ukukhusela, kunye nokuveliswa okuchanekileyo okuphezulu. Xa ukhetha le ngxubevange, beka phambili isatifikethi, ukufaneleka komsindo, kunye nobuchule bomthengisi ukuqinisekisa ukusebenza kakuhle. Ukufumana izisombululo zesiko okanye ii-odolo ezininzi, qhagamshelana neqela lethu - elikhethekileyo ekunikezeni i-aerospace-grade 2019 aluminiyam enomgangatho oqinisekisiweyo wokusila kunye nobuchule obuchanekileyo bomatshini.