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50Cr-50Ni Alloy vs. Grade 20 Titanium

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while grade 20 titanium belongs to the titanium alloys. There are 20 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 5.7
5.7 to 17
Poisson's Ratio 0.26
0.32
Shear Modulus, GPa 84
47
Tensile Strength: Ultimate (UTS), MPa 620
900 to 1270
Tensile Strength: Yield (Proof), MPa 390
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Specific Heat Capacity, J/kg-K 490
520
Thermal Expansion, µm/m-K 15
9.6

Otherwise Unclassified Properties

Density, g/cm3 8.0
5.0
Embodied Carbon, kg CO2/kg material 7.9
52
Embodied Energy, MJ/kg 110
860
Embodied Water, L/kg 350
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 350
2940 to 5760
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
33
Strength to Weight: Axial, points 21
50 to 70
Strength to Weight: Bending, points 20
41 to 52
Thermal Shock Resistance, points 14
55 to 77

Alloy Composition

Aluminum (Al), % 0 to 0.25
3.0 to 4.0
Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 48 to 52
5.5 to 6.5
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 1.0
0 to 0.3
Manganese (Mn), % 0 to 0.3
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 44.5 to 52
0
Nitrogen (N), % 0 to 0.3
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.5
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4