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AISI 310S Stainless Steel vs. 50Cr-50Ni-Cb Alloy

AISI 310S stainless steel belongs to the iron alloys classification, while 50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals. They have 46% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AISI 310S stainless steel and the bottom bar is 50Cr-50Ni-Cb alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 34 to 44
5.6
Poisson's Ratio 0.27
0.26
Shear Modulus, GPa 79
84
Tensile Strength: Ultimate (UTS), MPa 600 to 710
620
Tensile Strength: Yield (Proof), MPa 270 to 350
390

Thermal Properties

Latent Heat of Fusion, J/g 310
350
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 25
60
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.3
9.2
Embodied Energy, MJ/kg 61
130
Embodied Water, L/kg 190
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
30
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 310
370
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
21
Strength to Weight: Bending, points 20 to 22
20
Thermal Shock Resistance, points 14 to 16
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.25
Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 24 to 26
47 to 52
Iron (Fe), % 48.3 to 57
0 to 1.0
Manganese (Mn), % 0 to 2.0
0 to 0.3
Nickel (Ni), % 19 to 22
43.3 to 51.6
Niobium (Nb), % 0
1.4 to 1.7
Nitrogen (N), % 0
0 to 0.16
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.5