Lamina Nichrome 80 ad elementa calefactionis electrica in apparatibus domesticis et caminis industrialibus adhibetur. Usus typici sunt ferra plana, machinae ad poliendum, calefactores aquae, formae plasticae ad formandum, ferra ad soldandum, elementa tubularia metallica et elementa cartuchos.
Gradus | Ni80Cr20 | Ni70Cr30 | Ni60Cr23 | Ni60Cr15 | Ni35Cr20 | Karma | Evanohm | |
Compositio nominalis% | 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 Ti0.3-0.5 | Al2.7-3.2 Mn0.5-1.5 | Al2.7-3.2 Cu2.0-3.0 Mn0.5-1.5 | ||||||
Temperatura maxima operandi (°C) | 1200 | 1250 | 1150 | 1150 | 1100 | trecenti | quadringenti | |
Resistivitas (Ω/cmf, 20℃) | 1.09 | 1.18 | 1.21 | 1.11 | 1.04 | 1.33 | 1.33 | |
Resistivitas (µΩ/m, 60°F) | DCLV | DCCIV | DCCXXVII | DCCLXVIII | DCXXVI | DCCC | DCCC | |
Densitas (g/cm³) | 8.4 | 8.1 | 8.4 | 8.2 | 7.9 | 8.1 | 8.1 | |
Conductivitas Thermalis (KJ/m·h·℃) | 60.3 | 45.2 | 45.2 | 45.2 | 43.8 | 46.0 | 46.0 | |
Coefficiens Expansionis Linearis (×10¯)620-1000℃ (/℃) | 18.0 | 17.0 | 17.0 | 17.0 | 19.0 | - | - | |
Punctum Liquefactionis (℃) | 1400 | 1380 | 1370 | 1390 | 1390 | 1400 | 1400 | |
Duritia (Hv) | CLXXX | CLXXXV | CLXXXV | CLXXX | CLXXX | CLXXX | CLXXX | |
Robur tensile (N/mm)2 ) | DCCCL | DCCCLXXV | DCCC | DCCCL | DCCCL | DCCLXXX | DCCLXXX | |
Elongatio (%) | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | 10-20 | 10-20 | |
Structura Micrographica | austenita | austenita | austenita | austenita | austenita | austenita | austenita | |
Proprietas Magnetica | Non | Non | Non | Paululum | Non | Non | Non | |
Vita Celeris (h/℃) | ≥81/1200 | ≥50/1250 | ≥81/1200 | ≥81/1200 | ≥81/1200 | - | - |
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