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50Cr-50Ni-Cb Alloy vs. AWS ERTi-7

50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals classification, while AWS ERTi-7 belongs to the titanium alloys. There are 20 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 AWS ERTi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 5.6
20
Poisson's Ratio 0.26
0.32
Shear Modulus, GPa 84
40
Tensile Strength: Ultimate (UTS), MPa 620
340
Tensile Strength: Yield (Proof), MPa 390
280

Thermal Properties

Latent Heat of Fusion, J/g 350
420
Specific Heat Capacity, J/kg-K 480
540
Thermal Expansion, µm/m-K 15
8.7

Otherwise Unclassified Properties

Density, g/cm3 8.0
4.5
Embodied Carbon, kg CO2/kg material 9.2
47
Embodied Energy, MJ/kg 130
800
Embodied Water, L/kg 350
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
64
Resilience: Unit (Modulus of Resilience), kJ/m3 370
360
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 21
21
Strength to Weight: Bending, points 20
24
Thermal Shock Resistance, points 14
26

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 47 to 52
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 0 to 1.0
0 to 0.12
Manganese (Mn), % 0 to 0.3
0
Nickel (Ni), % 43.3 to 51.6
0
Niobium (Nb), % 1.4 to 1.7
0
Nitrogen (N), % 0 to 0.16
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Palladium (Pd), % 0
0.12 to 0.25
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.5
99.417 to 99.8