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1Cr13Al4

Iron Fe Bal.
Chromium Cr 12.0~15.0%
Aluminium Al 4.0~6.0%
Silicon Si ≤1.0%
Nickel Ni ≤0.60%
Manganese Mn ≤0.70%
Carbon C ≤0.12%
Sulphur S ≤0.025%
Phosphorus P ≤0.025%

          

1Cr13Al4  heating alloy is a kind of iron-chromium-aluminum composition with oxidation resistance, corrosion resistance, high temperature stability, excellent forming ability, uniform overall and smooth surface without spots, the highest applicable temperature is up to 950 degrees.The alloy is widely used in the braking resistors of electric locomotives, diesel locomotives, rail cars and high-speed cars, as well as electric ceramic stoves and industrial roads.
 

1Cr13Al4 Mechanical behavior(1.0mm)

Yield Strength tensile strength Elongation
Mpa Mpa %
455 630 22

1Cr13Al4 Physical properties

Density Resistivity
at 20℃ 
Thermal conductivity at 20°C Specific heat capacity 
  at 20℃ 
Melting point Maximum use temperature of the element Magnetic
(g/cm3)  (Ωmm2/m) (WmK) J/gK (℃) (℃)  
7.4 1.25 15 0.49 1450 950 Non
 
Thermal expansion coefficient
Temperature Average linear expansion coefficient x10-6/℃
20 ℃- 1000℃ 15.4
 

1Cr13Al4 Resistance temperature factor (correction factor)
 
20℃ 100℃ 200℃ 300℃ 400℃ 500℃ 600℃ 700℃ 800℃ 900℃ 1000℃ 1100℃ 1200℃ 1300℃
1 1.005 1.014 1.028 1.044 1.064 1.090 1.120 1.132 1.142 1.150 - - -
 
Supply form and specification
 
Alloy grade Form Specification
1Cr13Al4 Wire Diameter=0.03mm~8mm
1Cr13Al4 Flat wire Width=0.4~40 Thick=0.03~2.9mm
1Cr13Al4 Strip width=8~250mm ThickT=0.1~3.0mm
1Cr13Al4 Foil width=6~120mm Thick=0.003~0.1mm
1Cr13Al4 Bar Diameter=8~100mm Long=50~1000
 

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