• Ukuphosa iziko

Iindaba

Iindaba

Indima yezinto ezongeziweyo kwi-Aluminium Allow

Ubhedu (cu)
Xa u-Yopper (CU) uchithwe kwii-Aluminiyam Alloys, iipropathi zoomatshini ziyaphuculwa kwaye ukusebenza okusikekayo kuya kuba ngcono. Nangona kunjalo, ukumelana nokungakhathali nokuncipha kokukrala kwaye ishushu ishushu kukwenzeke. Ubhedu (cu) njengenkcitho unefuthe elifanayo.

Amandla kunye nobunzima be-alloy bunganyuswa kakhulu nge-Copper (CU) imixholo engaphezu kwe-1.25%. Nangona kunjalo, ukucaciswa kwe-al-cu kubangela ukuba i-shrinkage ngexesha lokufa, kwalandelwa ukwanda, okwenza ubungakanani bendawo yokuphosa engazinzanga.

cu

I-magnesium (MG)
Isixa esincinci se-magnesium (MG) yongezwa ukucinezela ukususwa kwe-insurnrion. Xa umxholo we-magnesium (MG) ugqitha ixabiso elithile, ukubopha, ukuqhekezwa kwenziwe, kunye nokuthengiswa kwe-thermal kunye namandla empembelelo kuncitshisiwe.

mg

I-Silicon (Si)
Isilika (Si) sisithako esiyintloko sokuphucula ulwalamano. Owona mlo ubalaseleyo unokuphunyezwa kwi-ethectic kwi-hypereutectic. Nangona kunjalo, i-silicon (i-Si) ethatyathwayo idla ngokwenza amanqaku anzima, okwenza intsebenzo yentsebenzo. Ke ngoko, ngokubanzi ayivumelekanga ukuba igqithe kwinqaku le-ETETIC. Ukongeza, i-Silicon (i-I) inokuphucula amandla amanye, ubunzima, ukusebenza okukuyo, kunye namandla kubushushu obuphakamileyo ngelixa kuncitshiswa i-slongation.
I-magnesium (MG) I-Aluminium-magnesium ye-Alnesium ineyona nto inyangekayo. Ke ngoko, i-ADC5 kunye ne-ADC6 zii-allos ezinganyangekiyo. Uluhlu lwayo lukhulu kakhulu, ngoko ke lube lubrheli oshushu, kwaye iingcinga zithanda ukuqhekeza, ukwenza ukuba kube nzima. I-magnesium (Mg) njengenqaba kwizixhobo ze-al-fu-cu-cu-su, i-MG2SI iya kwenza i-frictt, ngoko ke imigangatho ihlala ngaphakathi kwi-0.3%.

I-Iron (Fe) Nangona intsimbi (Fe) inokunyusa kakhulu ubushushu be-zinc (ZN) kwaye banciphise inkqubo ye-recyrystalling, intsimbi yentsimbi, kwaye inyibilikisi, kwaye inyibilike kwi-zinc (ZN). Intsimbi (Fe) iqhutywa yi-aluminium (i-al) incinci kakhulu, kwaye xa i-iron (Fe) idlula umda womhlaba, iya kumenza i-feal3. Iziphene ezibangelwe yi-FEORTE ivelisa i-Slag kwaye idangatyelwa njengendawo yokuqhekeka. Ukuphoswa kuya kuba brittle, kwaye ukonakala koomatshini. Ulwelo lwentsimbi luchaphazela ubuhle bomphezulu wokuphosa.
Ukungcola kwentsimbi (Fe) iza kuvelisa inaliti-njengekristali ye-feal3. Kuba ukuphosa ukutya kupholile ngokukhawuleza, iikristali ezichaziweyo zilungile kwaye azinakuthathwa njengezinto eziyingozi. Ukuba umxholo ungaphantsi kwe-0.7%, akukho lula ukudiliza, ke umxholo we-Iron ongu-0.8-1.0% ungcono ekuphoseni ukufa. Ukuba kukho isixa esikhulu sentsimbi (Fe), iyakwenziwa imitya yensimbi, yenze amanqaku anzima. Ngapha koko, xa isihloko sensimbi sidlula kwi-1.2%, iya kunciphisa ubulwelo lwe-alloy, yonakalise umgangatho wokuphosa, kwaye inciphise ubomi beenxalenye zezinyithi kwizixhobo zokutya zensimbi kwizixhobo zokutya.

I-Nickel (Ni) Njengobhedu (cu), lukho utyekelo lokunyusa amandla e-thensiler, kwaye inefuthe elibonakalayo ekuchanyoneni kakhulu. Ngamanye amaxesha, i-Nickel (NI) yongezwa ukuphucula amandla obushushu obuphezulu kunye nokuxhathisa ubushushu, kodwa inefuthe elibi ekuchanyo lokunganyangeki kunye nokuphumeza kwengqondo.

I-Manganese (Mn) inokuphucula amandla amaqondo obushushu anamafutha aqukethe ubhedu (i-CU) kunye nesilicon (SI). Ukuba igqitha umda othile, kulula ukuvelisa i-al-S-Fe-F (P + O {X * T F F; I-Manganese (MN) inokuthintela inkqubo ye-Aluminium ye-Allows, yonyusa ubushushu be-recrystalling, kwaye icoceke kakhulu ingqolowa ye-revystalstalstalstalstalstalstalstalstalstalstalstalstalstallition. Ukuphuculwa kwe-revrystallization ingqokelela ibangelwa kukuthintelwa kweziphumo ze-mnal6 contmands ekukhuleni kwengqolowa ye-revystallization. Omnye umsebenzi we-mnal6 kukuchitha i-Iron ye-Iron (Fe) ukwenza (Fe, Mn) Al6 Al6 kwaye unciphise iziphumo eziyingozi zesinyithi. I-Manganese (MN) yinto ebalulekileyo ye-allomium ye-alwam kwaye inokongezwa njenge-Stalone Al-Mn-Mn Binary Alloty okanye kunye nezinye izinto. Ke ngoko, uninzi lwamafutha aqulathe i-manganese (Mn).

I-Zinc (ZN)
Ukuba i-fity winc (ZN) ikho, iya kubonisa ubushushu obuphezulu. Nangona kunjalo, xa idityaniswa neMercury (HG) yokwenza izabelo eziqinileyo zeHGZN2, ivelisa isiphumo esomeleza. I-JIS ichaza ukuba umxholo we-zunc (ZN) kufuneka ungabi ngaphantsi kwe-1.0%, ngelixa imigangatho yangaphandle inokuvumela ukuya kwi-3%. Le ngxoxo ayibhekisa kwi-zinc (ZN) njengecandelo le-alloy kodwa endaweni yoko njengento engenakoyitha ibangela ukuba kudlule kwi-rocks.

I-Chromium (cr)
I-Chromium (CR) yeefom ze-intermetallic ezifana (crfe) al7 kwaye (i-CRMN) AL12 kwi-AlUminium, intenge inyhweba kunye nokukhula kwe-interrystalling kunye nokubonelela ngeziphumo zomeleza kwi-alloy. Inokuphucula ubunzima buka-Altray kunye nokunciphisa uxinzelelo loxinzelelo lwengqondo. Nangona kunjalo, inokunyusa ubuntununtunu bokwenyani.

I-Titanium (Ti)
Nditsho nenani elincinci le-titanium (i-ti) kwi-alloy inokuphucula iipropathi zayo, kodwa inokunciphisa ukuqhutywa kombane kwawo. Umxholo ogxekayo we-titanium (ti) kwi-Al-TI Series Alfals yokuqiniswa kwe-1,5%, kwaye ubukho bawo bunokuncitshiswa ngemongezwa ye-boron.

Khokelela (PB), iTin (i-SN), kunye neCadmium (CD)
I-calcium (ca), i-Counter (PB), i-TIN (i-TIN), kunye nokunye ukungcola kunokubakho kwiAluminiyam Alloys. Kuba ezi zinto zinamanqaku ahlukeneyo anyibilikayo kunye nolwakhiwo, zenza amacandelo ahlukeneyo kunye ne-aluminium (Al), ezikhokelela kwimiphumo yokwahluka kwezinto ezahlukeneyo ze-allomim alloys. I-calcium (ca) inomelele kakhulu kwi-aluminium kunye neefom ze-caal4 ze-caal4 ze-caal4 ze-Aluminiyam (Al), ezinokuphucula ukusebenza kwe-allomium. Khokelela (PB) kunye ne-tin (i-SN) ziintsimbi ze-Polting-Polting enomelele kwi-aluminium (Al), enokuthoba amandla e-alloy kodwa ukuphucula ukusebenza kwayo.

Ukonyusa umxholo (PB) umxholo unokunciphisa ubunzima be-zinc (ZN) kwaye yandise isolula. Nangona kunjalo, ukuba kukho nayiphi na into ekhokelayo (PB), i-TIN (i-TIN), okanye i-CDMIUM (CD) idlula isixa esichaziweyo kwi-aluminium: i-zinclay alloy, i-slosion inokwenzeka. Esi simongo singaqhelekanga, senzeka emva kwexesha elithile, kwaye sibizwa ngokukodwa phantsi kobushushu obuphakathi, i-humity ye-humity ephezulu.


IXESHA LOKUQALA: UMar-09-2023