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50Cr-50Ni Alloy vs. SAE-AISI D4 Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while SAE-AISI D4 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is SAE-AISI D4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.7
8.4 to 15
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 84
74
Tensile Strength: Ultimate (UTS), MPa 620
760 to 2060
Tensile Strength: Yield (Proof), MPa 390
470 to 1540

Thermal Properties

Latent Heat of Fusion, J/g 350
270
Specific Heat Capacity, J/kg-K 490
480
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
8.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 7.9
3.3
Embodied Energy, MJ/kg 110
49
Embodied Water, L/kg 350
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
100 to 160
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
27 to 75
Strength to Weight: Bending, points 20
24 to 47
Thermal Shock Resistance, points 14
23 to 63

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
2.1 to 2.4
Chromium (Cr), % 48 to 52
11 to 13
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 1.0
80.6 to 86.3
Manganese (Mn), % 0 to 0.3
0 to 0.6
Molybdenum (Mo), % 0
0.7 to 1.2
Nickel (Ni), % 44.5 to 52
0 to 0.3
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.5
0
Vanadium (V), % 0
0 to 1.0