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Alloy 835 Heating Wire FeCrAlNb21/6 Wire For Blower Motor Resistor
OhmAlloy142A
(Common Name:0Cr21Al6)
OhmAlloy142A 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 OhmAlloy142A are used in electric ceramic cooktop,industrial furnace,heaters and catalytic purifier.
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.06 | 0.025 | 0.025 | 0.70 | Max 1.0 | 19.0~22.0 | Max 0.60 | 5.0~7.0 | Bal. | - |
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 520 | 720 | 20 |
| Density (g/cm3) | 7.16 |
| Electrical resistivity at 20℃(Ωmm2/m) | 1.42 |
| Conductivity coefficient at 20℃ (WmK) | 13 |
| Coefficient of thermal expansion | |
| Temperature | Coefficient of Thermal Expansion x10-6/℃ |
| 20 ℃- 1000℃ | 14.7 |
| Specific heat capacity | |
| Temperature | 20℃ |
| J/gK | 13 |
| Melting point (℃) | 1500 |
| Max continuous operating temperature in air (℃) | 1250 |
| Magnetic properties | non-magnetic |
Temperature Factor of Electrical Resistivity
| 20℃ | 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | 1200℃ | 1300℃ |
| 1 | 1.000 | 1.002 | 1.006 | 1.011 | 1.020 | 1.037 | 1.046 | 1.049 | 1.052 | 1.055 | 1.058 | - |
Style of supply
| Alloys Name | Type | Dimension | ||
| OhmAlloy142AW | Wire | D=0.03mm~8mm | ||
| OhmAlloy142AR | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| OhmAlloy142AS | Strip | W=8~250mm | T=0.1~3.0 | |
| OhmAlloy142AF | Foil | W=6~120mm | T=0.003~0.1 | |
| OhmAlloy142AB | Bar | Dia=8~100mm | L=50~1000 | |