I-Constantan Wire for Sampling Resistor iyi-alloy ye-copper-nickel ngokuvamile equkethe ama-55% wethusi kanye ne-45% nickel. Isici salo esiyinhloko ukumelana kwaso okuhlala kungamazinga okushisa ahlukahlukene. Ibizwa nangokuthi Alloy 294, NICO, MWS-294, CUPRON, Copel, Alloy 45, Neutrology, I-Advenulogy, Cn49, CN49.