Scandiumbụ ihe mgbanwe na otu n'ime ihe ndị dị ụkọ n'ụwa. Ọ nwere ihe ndị magburu onwe ya dị ka nro, kemịkalụ kemịkalụ na-arụ ọrụ, nnukwu conductivity na obere ike ndọda. Mgbe agbakwunyere na aluminum alloys, ọ nwere ike imeziwanye ike, ike na ihe ndị ọzọ nke alloys. Ọ bụ ụdị ihe ọhụụ ọhụrụ maka mmepe nke ike dị elu, nke na-ekpo ọkụ na-ekpo ọkụ na ihe ndị na-eguzogide ọgwụ aluminum alloys. Ebe ọ bụ na ebe mgbaze nke scandium dị oke elu, na 1541 ° C, ebe ebe mgbaze nke aluminom bụ naanị 660 ° C, ebe mgbaze nke ọla abụọ ahụ dị nnọọ iche, ya mere a ghaghị itinye scandium na aluminum alloy n'ụdị ihe nkedo etiti. Ya mere, ndịaluminum-scandium etiti alloybụ isi akụrụngwa maka nkwadebe nkealuminum-scandium alloys.
Ịtinye ọnụọgụ nyocha nke scandium (0.15 ~ 0.5wt%) na alloys aluminum nwere ike ịrụ ọrụ nke ọma. Nke mbụ, ọ nwere ike nụchaa nke ọma ọka nke ihe nkedo na ọ bụ ọka siri ike maka ihe nchacha aluminom. Nke abụọ, ọ nwere ike dịkwuo recrystallization okpomọkụ site 250 ℃ ~ 280 ℃, wepụ ihe recrystallized Ọdịdị na okpomọkụ-emetụta mpaghara weld, na subgrained Ọdịdị nke matriks nwere ike ozugbo mgbanwe ka nkedo Ọdịdị nke weld iji gbochie ọkụ cracking na melite ike ọgwụgwụ mgbaji eguzogide nke aluminum alloy. Ọ bụ ihe mgbochi recrystallization dị irè maka alloy aluminum ma nwee mmetụta dị ukwuu na nhazi na ihe onwunwe nke alloy ahụ, na-eme ka ike ya dịkwuo mma, ike ya, ihe na-agbanwe agbanwe, ịrụ ọrụ ịgbado ọkụ, nkwụsị ọkụ, nkwụsị corrosion na iguzogide mmebi nke neutron radiation. Ugbu a, a maara na ike nkealuminum-scandium alloynwere ike iru karịa 750MPa, na mgbanwe modulus nwere ike gafere 100GPa, nke bụ 30% elu karịa nke omenala aluminum alloys. Nke atọ, ọ nwere ike ịrụ ọrụ dị mma na mgbasawanye ike, na-edobe ihe owuwu na-enweghị recrystallized na steeti nhazi ọkụ ma ọ bụ annealing ọgwụgwọ, ma nwee njirimara nke nhazi dị mma na-ekpo ọkụ na oyi na nkwụsi ike dị elu. Nke anọ, ọ nwere ike ime ka aluminom alloys nwee ezigbo superplasticity. Mgbe ọgwụgwọ superplastic gasịrị, elongation nke aluminom alloys na ihe dị ka 0.5% scandium agbakwunyere nwere ike iru 1100%.
Dabere na ihe ndị dị mma na-arụ ọrụ nke aluminom-scandium alloys ndị a kpọtụrụ aha n'elu, na-agbaji site na bottleneck nke omenala aluminum alloy ike, ma ka na-anọgide na-enwe ezi usoro, ngwaahịa ndị ọhụrụ aluminum-scandium alloys ji nwayọọ nwayọọ malite ịpụta n'ahịa nke mba ndị dị elu dị ka Europe na United States. Aluminom-scandium alloys bụ ụdị aluminom alloy ọhụrụ na-arụ ọrụ dị elu nke nwere ike dị elu, ịdị elu siri ike na ịdị arọ. Ha bụ ezigbo ihe maka ụgbọ elu structural akụkụ, ịnyịnya ígwè okpokolo agba, golf klọb, wdg Ha bụkwa a ọgbọ ọhụrụ nke fechaa na elu-arụmọrụ aluminum alloy structural ihe maka ọnwụ-ọnụ ubi nke mba agbachitere na agha ụlọ ọrụ dị ka ụgbọ mmiri, ụgbọ elu, aerospace, nuklia ike, na ngwá agha. A na-ejikarị ha maka ịgbado ọkụ na-ebu ibu akụkụ nke ikuku, ụgbọ elu, na ụgbọ mmiri, yana ọkpọkọ aluminum alloy maka gburugburu mgbasa ozi na-emebi emebi, tankị mmanụ ụgbọ oloko, na akụkụ nhazi nke ụgbọ oloko dị elu. A na-eji ha eme ihe na mbara igwe, njem ụgbọ njem, ụlọ ọrụ nuklia, ngwa eletrọnịkị, arịa nkwakọ ngwaahịa na mpaghara ndị ọzọ.
Ka ọ dị ugbu a, e nwere ihe karịrị otu puku ụdị aluminum alloy ihe dị n'ụwa, bụ ndị nyere nnukwu onyinye maka ọganihu mmadụ. Site na mmepe nke sayensị na nkà na ụzụ na imeziwanye ụkpụrụ ndụ, obodo m chọrọ ngwa ngwa ịmepụta ihe ọhụrụ aluminum alloys dị elu. Mmepe nke obere ọnụ ahịa scandium-aluminom intermediate alloys nwere ike ịtọ ntọala siri ike maka mmepe nke ihe ndị a na-arụ ọrụ dị elu, na-akwalite mmepe nke ụlọ ọrụ aluminom nke obodo m na ụlọ ọrụ scandium, ma kwalite njikọ nke ụlọ ọrụ aluminom nke mba m na ụlọ ọrụ aluminom nke mba ụwa. Ya mere, oru ngo nkwadebe nke aluminom-scandium (n'etiti) alloy dị oke mkpa na mkpa ọ dị, ọ bụkwa ntụziaka dị mkpa maka mmepe nke ihe ndị na-emepụta ihe na-emepụta ihe n'ọdịnihu.
Anyị pụrụ iche na-enye Aluminom Scandium Alloy na elu àgwà nnabatakpọtụrụ anyịiji nweta ọnụahịa
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Oge nzipu: Ọktoba 31-2024