Nkenke Alloy Iron Nickel waya Invar / Vacodil36/ Feni36 maka iko akara
Invar/ Vacodil36/Feni36Waya maka iko akara
Nhazi : ọnụọgụ dị ala nke alloy mgbasawanye thermal
Ngwa:InvarA na-eji ebe a chọrọ nkwụsi ike akụkụ dị elu, dị ka ngwá ọrụ ziri ezi, elekere, ihe nkpuchi seismic, ihe mkpuchi ihe onyonyo, valves na moto, na elekere antimagnetic. N'ime nyocha nke ala, mgbe a ga-eme ọkwa ọkwa nke mbụ (nke dị elu), mkpara ndị a na-eme ka ọ dị larịị bụ nke Invar, kama osisi, fiberglass, ma ọ bụ ọla ndị ọzọ. A na-eji invar struts mee ihe na ụfọdụ piston iji gbochie mgbasawanye ọkụ ha n'ime cylinders ha.
Ihe mejupụtara kemịkalụ na%, Invar
| Ni 35-37% | Fe . | C 0.05% | Si 0.3% | Mn 0,3-0,6% | S 0.015% |
| P 0.015% | Mo 0.1% | V 0.1% | Al 0.1% | Cu 0.1% | Cr 0,15% |
Ihe ndabere anụ ahụ na akụrụngwa akụrụngwa nke alloy:
Njupụta: γ = 8,1 g / cm3;
Igwe ọkụ eletrik: ρ = 0,78 ohm mm2? / m;
Okpomọkụ nke ebe Curie: Θs = 230 ° C;
Modul nke elasticity E = 144 kN / mm2;
Ọnụọgụ mgbasawanye Linear a1 (20-100 ºC) ≤1,5 * 10-6 ºC -1
| Oke okpomoku/ºC | 1/10-6ºC-1 | Oke okpomoku/ºC | 1/10-6ºC-1 |
| 20--60 | 1.8 | 20-250 | 3.6 |
| 20--40 | 1.8 | 20-300 | 5.2 |
| 20--20 | 1.6 | 20-350 | 6.5 |
| 20 ~ 0 | 1.6 | 20-400 | 7.8 |
| 20-50 | 1.1 | 20-450 | 8.9 |
| 20-100 | 1.4 | 20-500 | 9.7 |
| 20-150 | 1.9 | 20-550 | 10.4 |
| 20-200 | 2.5 | 20-600 | 11 |
