NiCr 60 15 (2.4867) yo itilize pou materyèl eleman chofaj elektrik nan aparèy domestik yo. Aplikasyon tipik yo se eleman tibilè ki gen anvlòp metal yo itilize nan, pa egzanp, plak cho, gri, fou griye pen ak aparèy chofaj depo. Alyaj 6015 la yo itilize tou pou bobin sispann nan aparèy chofaj lè nan sechwa rad, aparèy chofaj vantilatè, sechwa men.
Klas | Ni80Cr20 | Ni70Cr30 | Ni60Cr23 | Ni60Cr15 | Ni35Cr20 | Karma | Evanohm | |
Konpozisyon nominal% | 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 | ||||||
Tanperati maksimòm fonksyònman (°C) | 1200 | 1250 | 1150 | 1150 | 1100 | 300 | 400 | |
Rezistans (Ω/cmf, 20 ℃) | 1.09 | 1.18 | 1.21 | 1.11 | 1.04 | 1.33 | 1.33 | |
Rezistans (uΩ/m, 60°F) | 655 | 704 | 727 | 668 | 626 | 800 | 800 | |
Dansite (g/cm³) | 8.4 | 8.1 | 8.4 | 8.2 | 7.9 | 8.1 | 8.1 | |
Konduktivite tèmik (KJ/m·h·℃) | 60.3 | 45.2 | 45.2 | 45.2 | 43.8 | 46.0 | 46.0 | |
Koefisyan ekspansyon lineyè (×10¯)6/℃)20-1000℃) | 18.0 | 17.0 | 17.0 | 17.0 | 19.0 | - | - | |
Pwen fizyon (℃) | 1400 | 1380 | 1370 | 1390 | 1390 | 1400 | 1400 | |
Dite (Hv) | 180 | 185 | 185 | 180 | 180 | 180 | 180 | |
Fòs tansyon (N/mm2 ) | 750 | 875 | 800 | 750 | 750 | 780 | 780 | |
Elongasyon (%) | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | 10-20 | 10-20 | |
Estrikti Mikrografik | austenit | austenit | austenit | austenit | austenit | austenit | austenit | |
Pwopriyete Manyetik | Non | Non | Non | Yon ti kras | Non | Non | Non | |
Lavi rapid (h/℃) | ≥81/1200 | ≥50/1250 | ≥81/1200 | ≥81/1200 | ≥81/1200 | - | - |
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