Uaea NiCr20AlSi/Karma/6j22 uaea mo Resistors
O le Karma alloy e faia i le kopa, nickel, alumini ma le u'amea o vaega autū. O le tete'e e 2~3 taimi e maualuga atu nai lo le Manganin. E maualalo le coefficient of temperature resistance (TCR), maualalo le thermal EMF nai lo le kopa, tumau lelei le tete'e mo se taimi umi ma malosi le tete'e i le oxidation. O lona vevela galue e lautele atu nai lo le Manganin (-60~300ºC). E talafeagai mo le faia o elemene tete'e sa'o ma le pepa fa'apipi'i.
Aotelega Fa'akemikolo (%)
| Vasega | C | Si | Mn | P | S | Ni | Al | Fe | Cr |
| Karma | ≤0.04 | ≤0.20 | 0.5~1.05 | ≤0.010 | ≤0.010 | Paleni. | 2.7~3.2 | 2.0~3.0 | 19.0~21.5 |
Meatotino Faaletino
| Vasega | Mafiafia (g/cm3) | EMF e fa'atusatusa i Pt(0-100ºC)μv/ºC | Fa'aaogaina maualuga Vevela (ºC) | Leo tete'e (μΩ.m) | Tau o le PPM (×10-6/ºC) |
| Karma | 8.1 | ≤2.5 | ≤300 | 1.33±8%(20ºC) | ≤±30(20ºC) |
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