Nicr20alsi nwere ezigbo Ppm Uru Karma Alloy Waya
Ihe onwunwe Karma
| aha | koodu | Ihe mejupụtara (%) | Ọkọlọtọ
| |||
| Cr | Al | Fe | Ni | |||
| Karma | 6J22 | 19-21 | 2.5-3.2 | 2.0-3.0 | bal. | JB/T 5328 |
| Aha | Koodu | (20ºC) Nguzogide (μΩ.m) | (20ºC) OkpomọkụCoeff.Nke Nguzogide (αX10-6/ºC) | (0 ~ 100ºC) ThermalEMF vs. Ọla kọpa | Max. na-arụ ọrụ Okpomọkụ (ºC) | (%) Ogologo oge | (N/mm2) Mgbatị Ike | Ọkọlọtọ |
| Karma | 6J22 | 1.33 ± 0.07 | ≤±20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Ihe dị iche iche nke waya na-eguzogide Karma
1) Malite na nickel Chromium ọkụ waya ọkụ Klas 1, anyị jiri dochie ụfọdụ Ni
Al na ihe ndị ọzọ, wee si otú ahụ nweta ihe na-eguzogide ihe dị mma na mma
eguzogide okpomọkụ ọnụọgụ na okpomọkụ electromotive ike megide ọla kọpa.
Na mgbakwunye na nke Al, anyị nwere ihe ịga nke ọma na-eme ka olu resistivity 1.2 ugboro ukwuu
karịa nickel Chromium waya okpomọkụ eletriki Klas 1 na ike tensile 1.3 ugboro ka ukwuu.
2) ọnụọgụ okpomọkụ nke abụọ β nke Karmalloy waya KMW dị ntakịrị, - 0.03 × 10-6 / K2, na nkwụsị okpomọkụ na-eguzogide na-atụgharị na ọ fọrọ nke nta ka ọ bụrụ ahịrị kwụ ọtọ n'ime obosara.
oke okpomọkụ.
Ya mere, ọnụọgụ okpomọkụ ka atọrọ ka ọ bụrụ nkezi ọnụọgụ ọkụ n'etiti
23 ~ 53 Celsius C, ma 1 × 10-6/K, nkezi okpomọkụ ọnụọgụ n'etiti 0 ~ 100 Celsius, nwekwara ike.
anabatara maka ọnụọgụ okpomọkụ.
3) Electromotive ike megide ọla kọpa n'etiti 1 ~ 100 Celsius C bụkwa obere, n'okpuru + 2 μV / K, na
na-egosipụta nkwụsi ike dị mma n'ime oge ọtụtụ afọ.
4) Ọ bụrụ na a ga-eji nke a dị ka ihe na-eguzogide ihe ziri ezi, ọgwụgwọ okpomọkụ dị ala bụ
chọrọ ikpochapụ nhazi agbagọ dị ka ọ dị na Manganin waya CMW.
