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50Cr-50Ni-Cb Alloy vs. SAE-AISI M42 Steel

50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals classification, while SAE-AISI M42 steel belongs to the iron alloys. There are 17 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 50Cr-50Ni-Cb alloy and the bottom bar is SAE-AISI M42 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
78
Tensile Strength: Ultimate (UTS), MPa 620
810 to 2310

Thermal Properties

Latent Heat of Fusion, J/g 350
270
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 60
30
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 9.2
7.4
Embodied Energy, MJ/kg 130
100
Embodied Water, L/kg 350
140

Common Calculations

Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
28 to 79
Strength to Weight: Bending, points 20
24 to 48
Thermal Shock Resistance, points 14
25 to 71

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
1.1 to 1.2
Chromium (Cr), % 47 to 52
3.5 to 4.3
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 1.0
76.3 to 81
Manganese (Mn), % 0 to 0.3
0.15 to 0.4
Molybdenum (Mo), % 0
9.0 to 10
Nickel (Ni), % 43.3 to 51.6
0 to 0.3
Niobium (Nb), % 1.4 to 1.7
0
Nitrogen (N), % 0 to 0.16
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0.15 to 0.65
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.5
0
Tungsten (W), % 0
1.2 to 1.9
Vanadium (V), % 0
1.0 to 1.4