Karazana firaka varahina nikela ny Cuni1, izay manana fanoherana ambany ampiasaina amin'ny mari-pana hatramin'ny 200 ℃. Ny firaka varahina nikela CuNi1 koa dia mahatohitra hafanana sy harafesina tsara, mora karakaraina ary amboarina amin'ny firaka. Ampiasaina hanaovana ireo singa fototra amin'ny fifandraisana amin'ny hafanana be loatra, ny mpanapaka ny faritra mafana amin'ny fanoherana ambany, ary ny fitaovana elektrika. Akora manan-danja ihany koa izy io amin'ny tariby fanafanana elektrika.
| Fananana/ Akora | Resistivity | Mari-pana ambony indrindra | Faharetana amin'ny sintona | Teboka miempo | hakitroky | TCR | EMF vs Cu |
| (200C μΩ.m) | (0C) | (Mpa) | (0C) | (g/sm3) | x10-6 / 0C | (μV/ 0C) | |
| (20~600 0C) | (0~100 0C) | ||||||
| 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) |
| Habe samihafa | Tariby | kofehy | esory | tehina | ||||
| savaivony 0.03-7.5mm | savaivony 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