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50Cr-50Ni-Cb Alloy vs. AISI 420 Stainless Steel

50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals classification, while AISI 420 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni-Cb alloy and the bottom bar is AISI 420 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.6
8.0 to 15
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 84
76
Tensile Strength: Ultimate (UTS), MPa 620
690 to 1720
Tensile Strength: Yield (Proof), MPa 390
380 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 350
280
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 15
10

Otherwise Unclassified Properties

Base Metal Price, % relative 60
7.5
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 9.2
2.0
Embodied Energy, MJ/kg 130
28
Embodied Water, L/kg 350
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
88 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 370
380 to 4410
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
25 to 62
Strength to Weight: Bending, points 20
22 to 41
Thermal Shock Resistance, points 14
25 to 62

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0.15 to 0.4
Chromium (Cr), % 47 to 52
12 to 14
Iron (Fe), % 0 to 1.0
82.3 to 87.9
Manganese (Mn), % 0 to 0.3
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 43.3 to 51.6
0 to 0.75
Niobium (Nb), % 1.4 to 1.7
0
Nitrogen (N), % 0 to 0.16
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.5
0