Electric Heating Resistance 1cr13al4 / Fecral 13/4 Strip / coil for electric furnace heating element
Common name: 1Cr13Al4, Alkrothal 14, Alloy 750, Alferon 902, Alchrome 750, Resistohm 125, Aluchrom W, 750 Alloy, Stablohm 750.
1Cr13Al4 Heating Strip for Oven is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by Stable performance, Anti-oxidation,Corrosion resistance,High temperature stability,Excellent coil-forming ability,Uniform and beautiful surface condition without spots.It is suitable for use at temperatures up to 950°C.
Typical applications for 1Cr13Al4 are used in electric locomotive, diesel locomotive,metro vehicle and high speed moving car etc brake system brake resistor,electric ceramic cook top,industrial furnace,Heating Strip for Oven.
Normal composition%
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
Max | |||||||||
0.12 | 0.025 | 0.025 | 0.70 | Max 1.0 | 12.0~15.0 | Max 0.60 | 4.0~6.0 | Bal. | - |
Typical Mechanical properties(1.0mm)
Yield strength | Tensile Strength | Elongation |
Mpa | Mpa | % |
455 | 630 | 22 |
Typical Physical properties
Density (g/cm3) | 7.40 |
Electrical resistivity at 20ºC(ohm mm2/m) | 1.25 |
Conductivity coefficient at 20ºC (WmK) | 15 |
Coefficient of thermal expansion
Temperature | Coefficient of Thermal Expansion x10-6/ºC |
20 ºC- 1000ºC | 15.4 |
Specific heat capacity
Temperature | 20ºC |
J/gK | 0.49 |
Melting point (ºC) | 1450 |
Max continuous operating temperature in air (ºC) | 950 |
Magnetic properties | non-magnetic |
Nominal Analysis
Max continuous working temperature: 950ºC.
Melting Temperature: 1450ºC
Electric Resistivity: 1.25 ohm mm2/m
Has been used extensively as heating elements in industrial furnaces and electrical kilns.
Has less hot strength than Tophet alloys but much higher melting point.
Ni-Cr: Cr20Ni80,Cr15Ni60, Cr20Ni35, Cr25Ni20 etc.
Nichrome,a non-magnetic alloy of nickel and chromium, is commonly used to make resistance wire because it has a high resistivity and resistance to oxidation at high temperatures.
FeCrAl: 1Cr13AI4, 0Cr19AI2, 0Cr15AI5, 0Cr20AI5, 0Cr25AI5, 0Cr21AI6 Nb,OCr27Al7Mo2
FeCrAl, a family of iron-chromium-aluminum alloys used in a wide range of resistance and high-temperature applications is also used in the form of resistance wires.