Ogwe Gburugburu Aluminom C95400 nke dị elu - Alloy ejiri ihe nkedo mee

Ogwe Ọla Ni-Al (C95800 / CuAl10Fe5Ni5-C) – Nkọwapụta Ngwaahịa Teknụzụ

A na-emepụta ihe a site na iji ihe na-aga n'ihu ma ọ bụ nke na-aga n'ihu, nke a na-esochikwa ya na mmịpụta ọkụ dị iche iche na usoro ise ihe/imecha oyi iji hụ na obere nhazi dị oke, nke na-enweghị porosity na ntinye na-abụghị ọla, yana nha ọka otu. A na-achịkwa ihe mejupụtara kemịkalụ nke ọma n'ime ±0.15% maka ihe dị mkpa (Ni, Al, Fe) na nrubeisi zuru oke na ASTM B148, EN 1982, ma ọ bụ GB/T 12225, yana ihe ruru unyi niile dị n'okpuru 0.10%.

A na-emejuputa njikwa mma usoro zuru oke

● A na-agbaze agbaze n'ime ọkụ induction ugboro ole na ole nwere mkpuchi flux na ihe nchebe argon; ọdịnaya oxygen <10 ppm;
● Nnwale ultrasonic 100% nke billets a kpụrụ akpụ (dịka ASTM B584 Klas 1 si dị);
● Ịmepụta ihe ngwọta atọ + ọgwụgwọ okpomọkụ mgbe emechara ka ọ dị mma iji mee ka nkesa α na κ dịkwuo mma, na-enweta ike siri ike HB180-240;
● Ngwugwu ọ bụla a na-etinye n'ime ihe ndọda, mmetụta, na nchara dị n'etiti granular (ASTM G110), nnwale nke nrụrụ nrụgide (ASTM G36/G44), yana nyocha nke ndị ọzọ (SGS/Pony) na asambodo 3.1 dịka EN 10204 si kwuo.

Njirimara nkịtị (φ30-200 mm)

● Ike nrụgide ≥ 690 MPa
● Ike mmepụta ≥ 330 MPa
● Ogologo ≥ 12%
● Ọnụego nchara mmiri dị n'oké osimiri ≤ 0.02 mm/afọ (ihe nhata afọ 40)

Ọ dabara adaba maka ihe mkpuchi mmiri dị arọ, ogwe valvụ, ogwe mgbapụta siri ike nke na-eguzogide nchara, na akụkụ dị mkpa nke ihe owuwu ekpughere mmiri n'oké osimiri na ngwa agha mmiri na nke dị n'ụsọ oké osimiri.

Anyị bụ ọkachamara n'inye nnukwu ụlọ ọrụ dịka ndị na-arụ ụgbọ mmiri, ndị na-arụ ọrụ dị arọ, ndị na-arụ ọrụ n'ụsọ oké osimiri, na ndị na-emepụta mmanụ ala ọla kọpa nickel-aluminum. Nha ala ahụ dị tọn 50-300, ma nwee ike ịme nkwekọrịta ogologo oge na-ekwe nkwa nhazi na ihe onwunwe igwe.