NiCr 60 15 (2.4867) ad materiam elementorum calefactionis electricae in apparatibus domesticis adhibetur. Usus typici sunt elementa tubularia metallica obducta, exempli gratia, in laminis calefactoriis, craticulis, furnis tostoriis et calefactoribus accumulantibus adhibita. Mixtura metallica 6015 etiam ad spirales suspensas in calefactoribus aëris in siccatoribus vestium, calefactoribus ventilatis, et siccatoribus manualibus adhibetur.
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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