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50Cr-50Ni Alloy vs. R30556 Alloy

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while R30556 alloy belongs to the iron alloys. They have 44% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is R30556 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 5.7
45
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 84
81
Tensile Strength: Ultimate (UTS), MPa 620
780
Tensile Strength: Yield (Proof), MPa 390
350

Thermal Properties

Latent Heat of Fusion, J/g 350
300
Specific Heat Capacity, J/kg-K 490
450
Thermal Expansion, µm/m-K 15
15

Otherwise Unclassified Properties

Base Metal Price, % relative 50
70
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 7.9
8.7
Embodied Energy, MJ/kg 110
130
Embodied Water, L/kg 350
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
290
Resilience: Unit (Modulus of Resilience), kJ/m3 350
290
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21
26
Strength to Weight: Bending, points 20
22
Thermal Shock Resistance, points 14
18

Alloy Composition

Aluminum (Al), % 0 to 0.25
0.1 to 0.5
Boron (B), % 0
0 to 0.020
Carbon (C), % 0 to 0.1
0.050 to 0.15
Chromium (Cr), % 48 to 52
21 to 23
Cobalt (Co), % 0
16 to 21
Iron (Fe), % 0 to 1.0
20.4 to 38.2
Lanthanum (La), % 0
0.0050 to 0.1
Manganese (Mn), % 0 to 0.3
0.5 to 2.0
Molybdenum (Mo), % 0
2.5 to 4.0
Nickel (Ni), % 44.5 to 52
19 to 22.5
Niobium (Nb), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.3
0.1 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0.2 to 0.8
Sulfur (S), % 0 to 0.020
0 to 0.015
Tantalum (Ta), % 0
0.3 to 1.3
Titanium (Ti), % 0 to 0.5
0
Tungsten (W), % 0
2.0 to 3.5
Zinc (Zn), % 0
0.0010 to 0.1