Yo itilize Nikwòm 80 Bann pou eleman chofaj elektrik nan aparèy kay ak founo endistriyèl. Aplikasyon tipik yo se fè plat, machin repassage, aparèy pou chofe dlo, mwazi pou bòdi plastik, fè soude, eleman tibilè ki gen anvlòp metalik ak eleman katouch.
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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