FeCrAl resistance heating alloy
| Place of Origin: | Shanghai |
|---|
Company Profile
| Location: | China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
Product Description
(Alloy Nomenclature) (Performance) | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
(Main Chemical composition) | 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 | opportune | opportune | opportune | opportune | opportune | opportune | opportune | |
Fe | Rest | Rest | Rest | Rest | Rest | Rest | Rest | |
Nb0.5 | Mo1.8-2.2 | |||||||
℃ (Max. continuous service temp. of element) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
20℃ (μΩ·m) (Resistivity at 20ºC) | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 | |
(g/cm3) (Density) | 7.40 | 7.10 | 7.16 | 7.25 | 7.35 | 7.10 | 7.10 | |
(KJ/m·h·ºC) (Thermal conductivity) | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
(α×10-6/ºC) (Coefficient of lines expansion) | 15.4 | 16.0 | 14.7 | 15.0 | 13.5 | 16.0 | 16.0 | |
( ºC) (Melting point (approx.)) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
(N/mm2) (Tensile strength ) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
(%) (Elongation at rupture) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
(%) (Variation of area) | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
(F/R) (Repeat Bending frequency) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
(H.B.) (Hardness) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
(Hours/ ºC)(continuous service time) | -- | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
(Micrographic structure) | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | |
(Magnetic properties) | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | |
