Product Description
Fe-Cr-Al alloy has the characteristic of high resistivity,low temperature resistance coefficient,high operating temperature,good anti-oxidation and anti-corrosion under high temperature.
Size dimension range:
Wire: 0.01-10mm
Specification
Alloy Nomenclature Performance |
0Cr21Al6Nb |
Main Chemical composition |
Cr |
21.0-23.0 |
Al |
5.0-7.0 |
Re |
opportune |
Fe |
Rest |
Nb |
0.5 |
Max. continuous service temp. of element(¡ãC) |
1350 |
Resistivity at 20ºC(¦Ì¦¸¡¤m) |
1.45 |
Density(g/cm3) |
7.1 |
Thermal conductivity(KJ/m¡¤h¡¤ºC) |
46.1 |
Coefficient of lines expansion(¦Á¡Á10-6/ºC) |
16 |
Melting point approx.( ºC) |
1510 |
Tensile strength(N/mm2) |
650-800 |
Elongation at rupture(%) |
>12 |
Variation of area(%) |
65-75 |
Repeat Bending frequency(F/R) |
>5 |
Hardness(H.B.) |
200-260 |
continuous servicetime(Hours/ ºC) |
¡Ý50/1350 |
Micrographic structure |
Ferrite |
Magnetic properties |
Magnetic |