NiCr 35 20 (1.4860) maishiy texnika va boshqa elektr isitish uskunalarida elektr komponentlari sifatida ishlatiladi. Uzoq muddatli foydalanishdan keyin yaxshi egiluvchanlik, yuqori haroratda yaxshi mexanik xususiyat va yaxshi payvandlanish qobiliyatiga ega. Havodagi maksimal ish harorati qarshilik simlari uchun ishlatilganda + 600 ° C va simlarni isitish uchun + 1050 ° C ni tashkil qiladi.
Baho | Ni80Cr20 | Ni70Cr30 | Ni60Cr23 | Ni60Cr15 | Ni35Cr20 | Karma | Evanohm | |
Nominal tarkibi% | Ni | Bal | Bal | 58,0-63,0 | 55,0-61,0 | 34,0-37,0 | Bal | Bal |
Cr | 20,0-23,0 | 28,0-31,0 | 21,0-25,0 | 15,0-18,0 | 18,0-21,0 | 19.0-21.5 | 19.0-21.5 | |
Fe | ≦1,0 | ≦1,0 | Bal | Bal | Bal | 2,0-3,0 | - | |
Al1,0-1,7 Ti 0,3-0,5 | Al2,7-3,2 Mn0,5-1,5 | Al2,7-3,2 Cu2,0-3,0 Mn0,5-1,5 | ||||||
Maksimal ish harorati (°C) | 1200 | 1250 | 1150 | 1150 | 1100 | 300 | 400 | |
Qarshilik (Ω/cmf, 20℃) | 1.09 | 1.18 | 1.21 | 1.11 | 1.04 | 1.33 | 1.33 | |
Qarshilik (uŌ/m,60°F) | 655 | 704 | 727 | 668 | 626 | 800 | 800 | |
Zichlik (g/sm³) | 8.4 | 8.1 | 8.4 | 8.2 | 7.9 | 8.1 | 8.1 | |
Issiqlik o'tkazuvchanligi (KJ/m·h·℃) | 60.3 | 45.2 | 45.2 | 45.2 | 43.8 | 46,0 | 46,0 | |
Chiziqli kengayish koeffitsienti (×10¯6/℃)20-1000℃) | 18.0 | 17.0 | 17.0 | 17.0 | 19.0 | - | - | |
Erish nuqtasi (℃) | 1400 | 1380 | 1370 | 1390 | 1390 | 1400 | 1400 | |
Qattiqlik (Hv) | 180 | 185 | 185 | 180 | 180 | 180 | 180 | |
Kuchlanish kuchi (N/mm2 ) | 750 | 875 | 800 | 750 | 750 | 780 | 780 | |
Uzayish (%) | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | 10-20 | 10-20 | |
Mikrografik tuzilma | ostenit | ostenit | ostenit | ostenit | ostenit | ostenit | ostenit | |
Magnit xususiyat | Yo'q | Yo'q | Yo'q | Bir oz | Yo'q | Yo'q | Yo'q | |
Tez hayot (h/℃) | ≥81/1200 | ≥50/1250 | ≥81/1200 | ≥81/1200 | ≥81/1200 | - | - |