Ohmalloy Material Co.,Ltd
QUALITY BEST, INTEGRITY FIRST. www.ohmalloy.com
Add to Cart
1.6mm Electric Furnace Wire For Industrial Heater , FeCrAl High Temp Alloys
OhmAlloy142B
(Common Name:0Cr25Al5,Aluchrom-O)
OhmAlloy142B 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 OhmAlloy142B are used in electric ceramic cooktop,industrial furnace,heaters.
Normal composition%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.06 | 0.025 | 0.025 | 0.70 | Max 0.60 | 23.0~26.0 | Max 0.60 | 4.5~6.5 | Bal. | - |
Typical Mechanical properties(1.0mm)
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 500 | 700 | 23 |
Photo of Heater
Typical Physical properties
| Density (g/cm3) | 7.10 |
| 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℃ | 15 |
Specific Heat Capacity
1, Temperature 20℃
2, J/gK 0.46
3, Melting point (℃) 1500
4, Max continuous operating temperature in air (℃) 1250
5, Magnetic properties non-magnetic
| 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℃ | 700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | 1200℃ | 1300℃ |
| 1 | 1.002 | 1.005 | 1.008 | 1.013 | 1.021 | 1.030 | 1.038 | 1.040 | 1.042 | 1.044 | 1.046 | 1.047 |
Style of supply
| Alloys Name | Type | Dimension | ||
| OhmAlloy142BW | Wire | D=0.03mm~8mm | ||
| OhmAlloy142BR | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| OhmAlloy142BS | Strip | W=8~250mm | T=0.1~3.0 | |
| OhmAlloy142BF | Foil | W=6~120mm | T=0.003~0.1 | |
| OhmAlloy142BB | Bar | Dia=8~100mm | L=50~1000 | |