Karmaka nui
Uea: 0.01mm-10mm
Lipine: 0.05 * 0.2mm-2.0 * 6.0mm
Kaha: 0.5 * 5.0mm-5.0 * 250mm
3. Karma Waiwai
| inoa | code | ʻAno Nui (%) | Kūlana Maʻamau | |||
| Cr | Al | Fe | Ni | |||
| Karma | 6J22 | 19~21 | 2.5~3.2 | 2.0~3.0 | kaulike | JB/T 5328 |
| Inoa | Kōkuhi | (20ºC) Ke kū'ē ʻana (μΩ.m) | (20ºC) Ka helu o ke kū'ē ʻana o ka mahana (αX10-6/ºC) | (0~100ºC) ThermalEMF vs. Keleawe (μv/ºC) | Hana nui loa Mahana (ºC) | (%) Hoʻolōʻihi | (N/mm2) Uhi Ikaika | Kūlana Maʻamau |
| Karma | 6J22 | 1.33±0.07 | ≤±20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Nā hiʻohiʻona ʻokoʻa o ke kaula pale Karma
1) E hoʻomaka ana me ka uea wela uila Nickel Chromium Papa 1, ua pani mākou i kekahi o nā Ni me Al a me nā mea ʻē aʻe, a no laila ua hoʻokō mākou i kahi mea kū'ē pololei me ka coefficient mahana kū'ē i hoʻomaikaʻi ʻia a me ka ikaika electromotive wela e kū'ē i ke keleawe.
Me ka hoʻohui ʻana o Al, ua holomua mākou i ka hana ʻana i ka resistivity volume 1.2 mau manawa ʻoi aku ka nui
ma mua o ka uea wela uila Nickel Chromium Class 1 a me ka ikaika tensile 1.3 mau manawa ʻoi aku ka nui.
2) He liʻiliʻi loa ke koina mahana lua β o ke kaula Karmalloy KMW, - 0.03 × 10-6/ K2,
a ua lilo ke kiʻo wela kū'ē i aneane like me kahi laina pololei i loko o kahi laulā wela ākea.
No laila, ua hoʻonohonoho ʻia ke koina mahana e lilo i koina mahana awelika ma waena o 23 ~ 53 °C, akā ʻo 1 × 10-6/K, ke koina mahana awelika ma waena o 0 ~ 100 °C, hiki nō hoʻi
e hoʻohana ʻia no ke koina mahana.
3) ʻO ka ikaika electromotive e kūʻē i ke keleawe ma waena o 1 ~ 100 °C he liʻiliʻi nō hoʻi, ma lalo o + 2 μV/K, a hōʻike i ke kūpaʻa maikaʻi loa ma luna o nā makahiki he nui.
4) Inā hoʻohana ʻia kēia ma ke ʻano he mea pale pololei, pono ka mālama ʻana i ka wela haʻahaʻa e hoʻopau i nā hewa hana e like me ke ʻano o ka uea Manganin CMW.
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