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SAE-AISI D2 Steel vs. 50Cr-50Ni-Cb Alloy

SAE-AISI D2 steel belongs to the iron alloys classification, while 50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D2 steel and the bottom bar is 50Cr-50Ni-Cb alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 5.0 to 16
5.6
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 75
84
Tensile Strength: Ultimate (UTS), MPa 760 to 2000
620
Tensile Strength: Yield (Proof), MPa 470 to 1510
390

Thermal Properties

Latent Heat of Fusion, J/g 270
350
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
60
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 3.4
9.2
Embodied Energy, MJ/kg 50
130
Embodied Water, L/kg 100
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92 to 100
30
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 5940
370
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 72
21
Strength to Weight: Bending, points 24 to 46
20
Thermal Shock Resistance, points 25 to 67
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.25
Carbon (C), % 1.4 to 1.6
0 to 0.1
Chromium (Cr), % 11 to 13
47 to 52
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 81.3 to 86.9
0 to 1.0
Manganese (Mn), % 0 to 0.6
0 to 0.3
Molybdenum (Mo), % 0.7 to 1.2
0
Nickel (Ni), % 0 to 0.3
43.3 to 51.6
Niobium (Nb), % 0
1.4 to 1.7
Nitrogen (N), % 0
0 to 0.16
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.5
Vanadium (V), % 0 to 1.1
0