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ACI-ASTM CA6N Steel vs. 50Cr-50Ni Alloy

ACI-ASTM CA6N steel belongs to the iron alloys classification, while 50Cr-50Ni alloy belongs to the otherwise unclassified metals. 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 ACI-ASTM CA6N steel and the bottom bar is 50Cr-50Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 17
5.7
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 75
84
Tensile Strength: Ultimate (UTS), MPa 1080
620
Tensile Strength: Yield (Proof), MPa 1060
390

Thermal Properties

Latent Heat of Fusion, J/g 280
350
Specific Heat Capacity, J/kg-K 480
490
Thermal Expansion, µm/m-K 9.9
15

Otherwise Unclassified Properties

Base Metal Price, % relative 11
50
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.5
7.9
Embodied Energy, MJ/kg 35
110
Embodied Water, L/kg 110
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
31
Resilience: Unit (Modulus of Resilience), kJ/m3 2900
350
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
21
Strength to Weight: Bending, points 30
20
Thermal Shock Resistance, points 40
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.25
Carbon (C), % 0 to 0.060
0 to 0.1
Chromium (Cr), % 10.5 to 12.5
48 to 52
Iron (Fe), % 77.9 to 83.5
0 to 1.0
Manganese (Mn), % 0 to 0.5
0 to 0.3
Nickel (Ni), % 6.0 to 8.0
44.5 to 52
Nitrogen (N), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0
0 to 0.5