Brand: ohmalloy
Price: USD 5 / Kilogram
Min. Order: 1 Kilogram
OhmAlloy153
(Common Name:0Cr27Al7Mo2) 
OhmAlloy153 is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by high resistance, low coefficient of electric resistance, higher operating temperature, good corrosion resistance under high temperature.It is suitable for use at temperatures up to 1400°C.
 
Typical applications for OhmAlloy153 are used in heating element of the single crystal furnace, sintering furnace, ceramic calcining furnace and heat treatment furnace and diffusion furnace when the temperature is more than 1200°C.
Normal composition%
C P S Mn Si Cr Ni Al Fe Other
Max
0.05 0.025 0.025 0.20 Max 0.40 26.5~27.8 Max 0.60 5.0~7.0 Bal. Mo 1.8-2.2
 
Typical Mechanical properties（1.0mm）

Yield strength Tensile Strength Elongation
Mpa Mpa %
460 700 20
 
Typical Physical properties

Density (g/cm3) 7.10
Electrical resistivity at 20℃(Ωmm2/m) 1.53
Conductivity coefficient at 20℃ (WmK) 13

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 (℃) 1520
Max continuous operating temperature in air (℃) 1400
Magnetic properties non-magnetic
 
Temperature Factor of Electrical Resistivity
20℃ 100℃ 200℃ 300℃ 400℃ 500℃ 600℃ 700℃ 800℃ 900℃ 1000℃ 1100℃ 1200℃
1 0.997 0.996 0.994 0.991 0.990 0.990 0.990 0.990 0.990 0.990 0.990 0.990
 
Style of supply
Alloys Name Type Dimension
OhmAlloy153W Wire D=0.03mm~8mm
OhmAlloy153R Ribbon W=0.4~40 T=0.03~2.9mm
OhmAlloy153S Strip W=8~250mm T=0.1~3.0
OhmAlloy153F Foil W=6~120mm T=0.003~0.1
OhmAlloy153B Bar Dia=8~100mm L=50~1000