0Cr21Al6Nb High Temperature Alloys 0.8mm For Chamber / Tuber Furnace Oven
0Cr21Al6Nb High Temperature Alloys 0.8mm For Chamber / Tuber Furnace Oven
OhmAlloy145
(Common Name:0Cr21Al6Nb, A,Alloy 835)
OhmAlloy145 is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by high resistance, low coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature.It is suitable for use at temperatures up to 1250°C.
Typical applications for OhmAlloy145 are used in industrial electric furnace, household electrical appliance and far infrared ray device.
Normal composition%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.05 | 0.025 | 0.025 | 0.70 | Max 0.6 | 21.0~23.0 | Max 0.60 | 5.0~7.0 | Bal. | Nb 0.5 |
Typical Mechanical properties(1.0mm)
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 550 | 725 | 22 |
Typical Physical properties
| Properties | Grade | |
| 0Cr21Al6Nb | ||
| Chemical composition % | Cr | 21.0-23.0 |
| Al | 5.0-7.0 | |
| Fe | Balance | |
| Others | Nb 0.5 | |
| Highest service temperature °C | 1350 | |
| ResistivityμΩ.m,20°C | 1.45 | |
| Density (g/cm3 ) | 7.10 | |
| Thermal conductivity KJ/m.h.°C | 46.1 | |
| Coefficient of linear extensibility α×10-6/°C | 16.0 | |
| Melting point °C | 1510 | |
| Tensile Mpa | 650-800 | |
| Elongation % | >12 | |
| Reduction % | 65-75 | |
| Hardness H.B. | 200-260 | |
| Microstructure | Ferrite | |
| Magnetic property | magnetic | |
| Melting point (℃) | 1510 |
| Max continuous operating temperature in air (℃) | 1350 |
| Magnetic properties | non-magnetic |
Temperature Factor of Electrical Resistivity
| 20℃ | 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | 1200℃ |
| 1 | 0.997 | 0.996 | 0.994 | 0.991 | 0.990 | 0.990 | 0.990 | 0.990 | 0.990 | 0.990 | 0.990 |
Style of supply
| Alloys Name | Type | Dimension | ||
| OhmAlloy145W | Wire | D=0.03mm~8mm | ||
| OhmAlloy145R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| OhmAlloy145S | Strip | W=8~250mm | T=0.1~3.0 | |
| OhmAlloy145F | Foil | W=6~120mm | T=0.003~0.1 | |
| OhmAlloy145B | Bar | Dia=8~100mm | L=50~1000 | |
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