Ụlọ Karma
| aha | koodu | Isi Ihe mejupụtara (%) | Ọkọlọtọ
| |||
| Cr | Al | Fe | Ni | |||
| Karma | 6J22 | 19~21 | 2.5~3.2 | 2.0~3.0 | bọọlụ. | JB/T 5328 |
| Aha | Koodu | (20ºC) Nguzogide (μΩ.m) | (20ºC) Okpomọkụ. Nke Nguzogide (αX10-6/ºC) | (0~100ºC) ThermalEMF vs. Ọla kọpa | Ọrụ kachasị elu Okpomọkụ (ºC) | (%) Ogologo | (N/mm2) Ndọkpụ Ike | Ọkọlọtọ |
| Karma | 6J22 | 1.33±0.07 | ≤±20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Ihe pụrụ iche nke waya mgbochi Karma
1) Malite na waya ọkụ eletrik Nickel Chromium Klas 1, anyị jiri ụfọdụ Ni dochie ya
Al na ihe ndị ọzọ, wee si otú a nweta ihe nguzogide ziri ezi na mma
ihe na-eguzogide okpomọkụ na ike electromotive okpomọkụ megide ọla kọpa.
Site na mgbakwunye nke Al, anyị enweela ihe ịga nke ọma n'ime ka iguzogide olu dịkwuo elu ugboro 1.2
karịa waya ọkụ eletrik Nickel Chromium Klas nke 1 na ike nrụgide dị okpukpu 1.3 karịa.
2) Oke okpomọkụ nke abụọ nke waya Karmalloy KMW dị obere nke ukwuu, - 0.03 × 10-6/ K2,
na usoro okpomọkụ iguzogide na-aghọ ihe fọrọ nke nta ka ọ bụrụ ahịrị kwụ ọtọ n'ime obosara
oke okpomọkụ.
Ya mere, a na-ahazi ọnụọgụ okpomọkụ ka ọ bụrụ nkezi ọnụọgụ okpomọkụ dị n'etiti
23 ~ 53 °C, mana 1 × 10-6/K, nkezi oke okpomọkụ dị n'etiti 0 ~ 100 °C, nwekwara ike
a ga-eji ya mee ihe maka ọnụọgụ okpomọkụ.
3) Ike elektrọnịkị megide ọla kọpa dị n'etiti 1 ~ 100 °C dịkwa obere, n'okpuru + 2 μV/K, na
na-egosipụta ezigbo nkwụsi ike ruo ọtụtụ afọ.
4) Ọ bụrụ na a ga-eji nke a dị ka ihe na-eguzogide ihe kpọmkwem, ọgwụgwọ okpomọkụ dị ala bụ
achọrọ iji wepụ ihe mgbagwoju anya nhazi dịka ọ dị na waya Manganin CMW.
Ụdị ihe mkpuchi
| Aha ejiri mkpuchi kpuchie | Ọkwa Okpomọkụ ºC (oge ọrụ 2000h) | Aha Koodu | Koodu GB | Ụdị ANSI |
| Waya enamel nke polyurethane | 130 | UEW | QA | MW75C |
| Waya enamel nke polyester | 155 | PEW | QZ | MW5C |
| Waya enamel nke polyester-imide | 180 | EIW | QZY | MW30C |
| Waya enamel nke ejiri polyester-imide na polyamide-imide kpuchie okpukpu abụọ | 200 | EIWH (DFWF) | QZY/XY | MW35C |
| Waya enamel nke Polyamide-imide | 220 | AIW | QXY | MW81C |
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