Mixtura FeCrAl est mixtura altae resistentiae et calefactionis electricae. Temperaturas processus 2192 ad 2282°F attingere potest, quod temperaturae resistentiae 2372°F respondet.
Ut facultas antioxidationis augeatur et vita laboris augeatur, plerumque terras raras, ut La+Ce, Yttrium, Hafnium, Zirconium, etc., in mixturam metallicam addimus.
Solet adhiberi in fornacibus electricis, focis vitreis, calefactoribus tubulis quartz, resistoribus, convertoribus catalyticis, elementis calefactionis, et cetera.
Analysis Nominalis 0Cr27Al7Mo2
27.00 Cr, 7.00 Al, 2.00 Mo, Bal. Fe
Temperatura maxima continua operandi: 1400°C.
Diametros fili: 0.5~12mm
Temperatura fusionis: 1520°C
Resistivitas electrica: 1.53 ohm mm²/m
Late adhibita est ut elementa calefacientia in furnis industrialibus et furnis electricis.
Minus roboris calidi quam mixturae Tophet habet, sed punctum liquefactionis multo altius.
Shanghai TANKII MATERIA Co., Ltd.
Compositio Chemica et Proprietas Praecipua Mixtionis Resistentiae Fe-Cr-Al | ||||||||
Proprietates \ Gradus | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Compositio Chemica Primaria (%) | Cr | 12.0-15.0 | 23.0-26.0 | 19.0-22.0 | 22.5-24.5 | 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 | 4.2-5.0 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
Re | opportunus | opportunus | opportunus | opportunus | opportunus | opportunus | opportunus | |
Fe | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | |
Nb0.5 | Mo1.8-2.2 | |||||||
Temperatura Maxima Continuae Servitii (°C) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
Resistivitas 20°C (Ω mm²/m) | 1.25 ± 0.08 | 1.42 ± 0.06 | 1.42 ± 0.07 | 1.35 ± 0.07 | 1.23 ± 0.07 | 1.45 ± 0.07 | 1.53 ± 0.07 | |
Densitas (g/cm³) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
Conductivitas Thermalis | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
(KJ/m @ h @ °C) | ||||||||
Coefficiens Expansionis Thermalis (α × 10⁻⁶/°C) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
Punctum Fusionis Approximatum (°C) | 1450 | 1500 | 1500 | 1500 | 1500 | MDX | MDXX | |
Robur Tensilis (N/mm2) | 580-680 | 630-780 | 630-780 | 630-780 | DC-DCCL | 650-800 | 680-830 | |
Elongatio (%) | > XVI | > 12 | > 12 | > 12 | > 12 | > 12 | > decem | |
Variatio Sectionis | 65-75 | LX-LXXV | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
Ratio Contractionis (%) | ||||||||
Frequentia Flexionis Iteratae (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 | no | ≥ 80/1300 | ≥ 80/1300 | ≥ 80/1300 | ≥ 80/1250 | ≥ 50/1350 | ≥ 50/1350 | |
Structura Micrographica | Ferritum | Ferritum | Ferritum | Ferritum | Ferritum | Ferritum | Ferritum | |
Proprietas Magnetica | Magneticus | Magneticus | Magneticus | Magneticus | Magneticus | Magneticus | Magneticus |
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