Haɗaɗɗen ƙarfe na jan ƙarfe (CuNi) kayan aiki ne masu juriya matsakaici zuwa ƙarancin juriya waɗanda galibi ake amfani da su a aikace-aikace tare da matsakaicin zafin aiki har zuwa 400°C (750°F).
Tare da ƙarancin zafin jiki na juriyar lantarki, juriya, don haka aiki, yana da daidaito ba tare da la'akari da zafin jiki ba. Alloys ɗin nickel na jan ƙarfe suna da kyakkyawan juriya, ana iya haɗa su cikin sauƙi da walda, haka kuma suna da juriya mai kyau ta tsatsa. Waɗannan alloys galibi ana amfani da su a cikin aikace-aikacen wutar lantarki mai yawa waɗanda ke buƙatar babban matakin daidaito.
| Alloy | Werkstoff Nr | Naɗin UNS | DIN |
|---|---|---|---|
| CuNi44 | 2.0842 | C72150 | 17644 |
| Alloy | Ni | Mn | Fe | Cu |
|---|---|---|---|---|
| CuNi44 | Mafi ƙarancin 43.0 | Matsakaicin 1.0 | Matsakaicin 1.0 | Daidaito |
| Alloy | Yawan yawa | Takamaiman Juriya (Juriyar Wutar Lantarki) | Layin Zafi Mai Tsayi Faɗaɗa Coeff. b/w 20 – 100°C | Zafi. Coeff. na Juriya b/w 20 – 100°C | Matsakaicin Yanayin Aiki. na Sinadarin | |
|---|---|---|---|---|---|---|
| g/cm³ | µΩ-cm | 10-6/°C | ppm/°C | °C | ||
| CuNi44 | 8.90 | 49.0 | 14.0 | Daidaitacce | ±60 | 600 |
150 0000 2421