a
				Iron-Chrome-Aluminum Alloy–1Cr20Al3
			
 Common Names: FCHW-2(FCHR-2), 0Cr21Al4, 0Cr19Al3
Chemical Composition:
  
    | C | P | S | Mn | Si | Cr | Ni | Al | Fe | 
  
    | ≤ | 
  
    | 0.1 | 0.025 | 0.025 | 0.7 | ≤1.0 | 18~21 | ≤0.6 | 3~4.2 | Bal. | 
 Properties:
  
    | Max. continuous service Temp. | 1100ºC | 
  
    | Resistivity at 20ºC | 1.23±0.06 μΩ·m | 
  
    | Density | 7.35
      g/cm3 | 
  
    | Thermal conductivity | 46.9
      KJ/m·h·ºC | 
  
    | Coefficient of linear expansion | 13.5
      α×10-6/ºC | 
  
    | Specific heat | 0.490
      J/g·ºC | 
  
    | Approx.
      melting point | 1500ºC | 
  
    | Elongation | ≥12% | 
  
    | Accelerated life | ≥80h/1250ºC | 
  
    | Micrographic structure | ferrite | 
  
    | Magnetic properties | magnetic |