ASTM CA40 (SCS2A, J91153) Cast Stainless Steel

Notes

The nearest wrought equivalent of this casting alloy is considered to be AISI 420 (SUS420J1, 1.4201, X20Cr13, S42000) Stainless Steel.

Properties

Compare
Density
7.6 g/cm3, or 470 lb/ft3
Elastic (Young's) Modulus
200 GPa, or 29 106 psi
Hardness
Brinell
310
Maximum Temperature
Onset of Melting (Solidus)
1500 °C, or 2700 °F
Resilience
Unit, Per Volume
Resilience
Ultimate (Unit Rupture Work), Per Volume
Resilience
Unit, Per Mass
Resilience
Ultimate, Per Mass
Specific Heat Capacity
Conventional
460 J/kg-K
Specific Heat Capacity
Volumetric
3400 103 J/m3-K
Speed of Sound
160 103 m/s, or 520 103 ft/s
Stiffness-to-Weight Ratio
Tensile
26 MN-m/kg
Strength-to-Weight Ratio
Tensile, Ultimate
130 kN-m/kg
Strength-to-Weight Ratio
Tensile, Yield
110 kN-m/kg
Tensile Strength
Ultimate
1030 MPa, or 149 103 psi
Tensile Strength
Yield (Proof)
860 MPa, or 120 103 psi
Thermal Conductivity
Ambient
25 W/m-K
Thermal Expansion
20 to 100°C
10 µm/m-K

See Also

C. P. Dillon, Corrosion Resistance of Stainless Steels, 1995 (link).


John E. Bringas (editor), Handbook of Comparative World Steel Standards, 3rd ed., 2004.


Properties and Selection: Irons, Steels and High Performance Alloys, ASM Handbook vol. 1, ASM International, 1993 (link).

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