A na-ama 7xxx usoro aluminom maka oke ike na ịdị arọ ha, na-eme ka ha bụrụ nhọrọ kacha elu maka ụlọ ọrụ na-arụ ọrụ dị elu. N'ime ntuziaka a, anyị ga-akụtu ihe niile ịchọrọ ịma gbasara ezinụlọ alloy a, site na nhazi, igwe na ngwa.
Kedu ihe bụ 7xxx Series Aluminium?
Nke7xxx usoro aluminum alloy bụna ezinụlọ zinc-magnesium alloy (dị ka 7075, 7050, 7475), nke emebere maka ihe nwere ike dị elu. Atụmatụ ndị bụ isi gụnyere:
Isi ihe: zinc (5-8%) + magnesium + ọla kọpa.
Ọgwụgwọ okpomọkụ: Ọtụtụ akara ule na ọgwụgwọ okpomọkụ (T6/T7 iwe) maka ịdịte aka emelitere.
Ike: ike mgbaka ruo 570 MPa (karịa ọtụtụ ígwè).
Mara: Nguzogide corrosion dị ntakịrị ala karịa 6 usoro aluminum alloy (nkpuchi mkpuchi).
7075 bụ ihe a na-ahụkarị 7xxx usoro aluminum alloy, njirimara ndị bụ isi bụ ike dị elu, nguzogide ike ọgwụgwụ dị mma, ojiji a na-ejikarị bụ etiti ụgbọ elu, akụrụngwa agha, wdg.
Ihe kpatara ịhọrọ a7-usoro aluminum alloy efere
Ike dị elu: Ọ dị mma maka ihe ndị na-ebu ibu.
Dị fechaa: 1/3 njupụta nke ígwè.
Okpomọkụ Nguzogide: Na-ejigide akụrụngwa na okpomọkụ dị elu.
Machinability: Na-enweta nnabata siri ike site na iji ngwaọrụ kwesịrị ekwesị.
7 usoro nke aluminum alloy efere nhazi nkà
Nhọrọ Ngwá Ọrụ
Ngwa ịkpụ: Carbide ma ọ bụ polycrystalline diamond (PCD) ngwaọrụ.
Geometry Ngwá Ọrụ: Akụkụ rake dị elu (12°–15°) iji belata okpomọkụ.
Mmanu mmanu: Jiri alụlụ jụrụ oyi belata esemokwu.
Ndụmọdụ ọsọ & nri
Igwe igwe: 800–1,200 SFM (ụkwụ elu kwa nkeji).
Ịkwọ ụgbọ mmiri: 150–300 RPM nwere mkpọpu peck iji kpochapụ ibe.
Zenarị mkparịta ụka: Chekwaa efere ndị nwere oghere oghere.
Nlekọta igwe mgbe emechara
Enyemaka Nchegbu: Akụkụ anneal iji gbochie ọgụ.
Anodizing: Tinye ụdị II ma ọ bụ III anodizing maka nchebe corrosion.
Ihe ịma aka na-enwekarị & Ngwọta
Nchegbu corrosion mgbawa:
Ihe kpatara ya: nrụgide fọdụrụnụ + gburugburu iru mmiri.
Ndozi: Jiri iwe T73, tinye mkpuchi mkpuchi.
Galling n'oge eri:
Ihe kpatara ya: ọdịnaya zinc dị elu.
Ndozi: Jiri mgbata mkpuchi kpuchie; were mmanụ dị arọ tee mmanụ.
Ngwa kacha nke7xxx Aluminom efere
Aerospace: Wing spars, ngwa ọdịda.
Nchekwa: Akụkụ nke ụgbọ ala.
Egwuregwu: Okpokoro igwe kwụ otu ebe, akụrụngwa ịrị elu.
Automotive: Akụkụ injin nwere nrụgide.
Oge nzipu: Mar-14-2025