1Cr13Al4 alloy is a high resistance electric heating alloy, known
for its excellent corrosion resistance and high-temperature
strength. It has a high electrical resistivity and a low resistance
temperature coefficient. The main components of 1Cr13Al4 include
chromium, aluminum, nickel, etc., which endow the alloy with good
electrical resistivity, high-temperature oxidation resistance, and
corrosion resistance.
The 1Cr13Al4 resistance wire is widely used in temperature sensors.
A temperature sensor is a device used to measure environmental
temperature, and the 1Cr13Al4 resistance wire is one of the
important components of it. Its application typically involves
using the 1Cr13Al4 resistance wire as the temperature sensing
element of the sensor, utilizing its specific
resistance-temperature characteristics to measure environmental
temperature.
In temperature sensors, the resistance value of the 1Cr13Al4
resistance wire varies with the change in environmental
temperature. This variation is based on the relationship between
the material properties of the 1Cr13Al4 resistance wire and
temperature. By measuring the resistance value of the 1Cr13Al4
resistance wire, the sensor can accurately determine the
temperature of the environment and convert it into a corresponding
electrical signal output for use by other devices or systems.
The application of 1Cr13Al4 resistance wire in temperature sensors
has many advantages. Firstly, it has good stability and
repeatability, providing accurate measurements over a wide range of
temperatures. Secondly, due to its material properties and
cost-effectiveness, 1Cr13Al4 resistance wire is an economically
practical choice suitable for various temperature measurement
applications. Additionally, it has high corrosion resistance and
heat resistance, making it suitable for use in harsh environmental
conditions.
Overall, the application of 1Cr13Al4 resistance wire in temperature
sensors can provide reliable and accurate temperature measurements,
suitable for various industrial, scientific, and household
applications.
- Ferrous Chromium Aluminum alloy performance tables
| 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(°C) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 |
| Resistivity at 20ºC(μΩ·m) | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 |
| Density(g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 |
| Thermal conductivity(KJ/m·h·ºC) | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | |
| Coefficient of lines expansion(α×10-6/ºC) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 |
| Melting point approx.( ºC) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 |
| Tensile strength(N/mm2) | 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 |
| Repeat Bending frequency(F/R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 |
| Hardness(H.B.) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 |
| Continuous Servicetime(Hours/ ºC) | -- | ≥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 |
