Cuni1 wani nau'in ƙarfe ne na nickel na tagulla, wanda ke da ƙarancin juriya don amfani a zafin jiki har zuwa 200 ℃.CuNi1Haka kuma ƙarfen nickel na jan ƙarfe yana da kyakkyawan juriya ga zafi da kuma juriya ga tsatsa, mai sauƙin sarrafawa da kuma walda da gubar. Ana amfani da shi don yin muhimman abubuwan da ke cikin relay na zafi, mai karya da'irar zafi mai ƙarancin juriya, da kayan lantarki. Hakanan muhimmin abu ne don kebul na dumama lantarki.
| Kadara/Kayan Aiki | Juriya | Matsakaicin zafin aiki | Ƙarfin tauri | Wurin narkewa | Yawan yawa | Hukumar Kula da Lafiya ta Duniya (TCR) | EMF vs Cu |
| (200C μΩ.m) | (0C) | (MPA) | (0C) | (g/cm3) | x10-6 / 0C | (μV/ 0C) | |
| (20~600 0C) | (0~100 0C) | ||||||
| Farashin NC003 | 0.03 | 200 | 210 | 1085 | 8.9 | <100 | -8 |
| (CuNi1) | |||||||
| NC005 | 0.05 | 200 | 220 | 1090 | 8.9 | <120 | -12 |
| (CuNi2) | |||||||
| NC010 | 0.1 | 220 | 250 | 1095 | 8.9 | <60 | -18 |
| (CuNi6) | |||||||
| NC012 | 0.12 | 250 | 270 | 1097 | 8.9 | <57 | -22 |
| (CuNi8) | |||||||
| NC015 | 0.15 | 250 | 290 | 1100 | 8.9 | <50 | -25 |
| (CuNi10) | |||||||
| NC020 | 0.2 | 300 | 310 | 1115 | 8.9 | <30 | -28 |
| (CuNi14) | |||||||
| NC025 | 0.25 | 300 | 340 | 1135 | 8.9 | <25 | -32 |
| (CuNi19) | |||||||
| NC030 | 0.3 | 300 | 350 | 1150 | 8.9 | <16 | -34 |
| (CuNi23) | |||||||
| NC035 | 0.35 | 350 | 400 | 1170 | 8.9 | <10 | -37 |
| (CuNi30) | |||||||
| NC040 | 0.4 | 350 | 400 | 1180 | 8.9 | 0 | -39 |
| (CuNi34) | |||||||
| NC050 | 0.5 | 400 | 420 | 1200 | 8.9 | <-6 | -43 |
| (CuNi44) |
| Girman Girma | Waya | Ribbon | Zirin | Sanda | ||||
| diamita 0.03-7.5mm | diamita 8.0-12.0mm | (0.05-0.35)*(0.5-6.0)mm | (0.50-2.5)*(5-180)mm | 8-50mm | ||||
150 0000 2421