Welcome to our websites!
CRAL 205 heating wire, material 1.4767 DIN 1.4767 heating resistance wire
CRAL 205 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 1300°C.
Typical applications for CRAL 205 are used in industrial electric furnace, electric ceramic cooktop.
Normal composition%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.04 | 0.02 | 0.015 | 0.50 | Max 0.4 | 20.0-21.0 | Max 0.10 | 4.8-6 | Bal. | / |
Typical Physical properties
| Density (g/cm3) | 7.10 |
| Electrical resistivity at 20℃(ohmm2/m) | 1.39 |
| Conductivity coefficient at 20℃ (WmK) | 13 |
| Tensile Strength(Mpa) | 637-784 |
| Elongation | Min 16% |
| Harness(HB) | 200-260 |
| Section Variation Shrink Rate | 65-75% |
| Repeatedly Bend Frequency | Min 5 times |
| Coefficient of thermal expansion | |
| Temperature | Coefficient of Thermal Expansion x10-6/℃ |
| 20 ℃- 1000℃ | 16 |
| Specific heat capacity | |
| Temperature | 20℃ |
| J/gK | 0.49 |
| Melting point (℃) | 1500 |
| Max continuous operating temperature in air (℃) | 1300 |
| Magnetic properties | magnetic |
Write your message here and send it to us
