filum calefactionis resistentiae fecalis fornacis
Mixtura Fe-Cr-Al
Diuturnior vita utilis altae temperaturae
Resistentia oxidationis superior
Resistentia maior
Filum ex mixtura FeCrAl, altae qualitatis et pretio humili
Mixtura Fe-Cr-Al proprietates habet magnae resistentiae, coefficiens resistentiae temperaturae humilis, temperaturae operationis altae, bonae anti-oxidationis et anticorrosionis sub alta temperatura.
Late adhibetur in fornacibus industrialibus, apparatibus domesticis, fornacibus industrialibus, metallurgia, machinis, aeroplanis, autocinetis, militaribus aliisque industriis quae elementa calefacientia et elementa resistentiae producunt.
Mixtura calefactiva nichromatica comprehendit nicculum purum, mixturam NiCr, mixturam Fe-Cr-Al, et mixturam cupri-niccoli.
Gradus fili resistentiae FeCrAl: 0Cr25Al5, 1Cr13Al4, 0Cr23Al5, 0Cr27Al7Mo2, 0Cr21Al6Nb, 0Cr21Al4, 0Cr21Al6.
In forma filorum, taeniarum et laminarum, unum genus materiae est mixtura Fe-Cr-Al.
Filum: 0.018mm-10mm
Virga: 8mm-50mm
Taenia: 0.05*0.2mm-2.0*6.0mm
Taenia: 0.5*5.0mm-5.0*250mm
Nomenclatura Mixturae Metallicae Effectus | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr19Al3 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Compositio Chemica (%) | Cr | 12.0-15.0 | 23.0-26.0 | 19.0-22.0 | 20.5-23.5 | 18.0-21.0 | 21.0-23.0 | 26.5-27.8 |
Al | 4.0-6.0 | 4.5-6.5 | 5.0-7.0 | 4.2-5.3 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
Re | opportunus | opportunus | opportunus | opportunus | opportunus | opportunus | opportunus | |
Fe | Requies | Requies | Requies | Requies | Requies | Requies | Requies | |
– | – | – | – | – | Nb0.5 | Mo1.8-2.2 | ||
Temperatura maxima continua elementi (%) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
Resistivitas ad 20℃ (μΩ*m) | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 | |
Densitas (g/cm³) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
Conductivitas thermalis (KJ/m*h*℃) | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | – | |
Coefficiens expansionis linearum (α*10⁻⁶/℃) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
Punctum liquefactionis approximatum (℃) | 1450 | 1500 | 1500 | 1500 | 1500 | MDX | MDXX | |
Robur tensile (N/mm2) | 580-680 | 630-780 | 630-780 | 630-780 | DC-DCCL | 650-800 | 680-830 | |
Elongatio ad rupturam (%) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
Variatio areae (%) | 65-75 | LX-LXXV | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
Frequentia flexionis repetitae (F/R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
Duritia (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Tempus servitii continui (horae/℃) | – | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
Structura micrographica | Ferritum | Ferritum | Ferritum | Ferritum | Ferritum | Ferritum | Ferritum | |
Proprietates magneticae | Magneticus | Magneticus | Magneticus | Magneticus | Magneticus | Magneticus | Magneticus |