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50Cr-50Ni Alloy vs. ASTM A369 Grade FP9

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while ASTM A369 grade FP9 belongs to the iron alloys. 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 ASTM A369 grade FP9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.7
20
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 84
75
Tensile Strength: Ultimate (UTS), MPa 620
470
Tensile Strength: Yield (Proof), MPa 390
240

Thermal Properties

Latent Heat of Fusion, J/g 350
270
Specific Heat Capacity, J/kg-K 490
480
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 50
6.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 7.9
2.0
Embodied Energy, MJ/kg 110
28
Embodied Water, L/kg 350
87

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
80
Resilience: Unit (Modulus of Resilience), kJ/m3 350
140
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
17
Strength to Weight: Bending, points 20
17
Thermal Shock Resistance, points 14
13

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0 to 0.15
Chromium (Cr), % 48 to 52
8.0 to 10
Iron (Fe), % 0 to 1.0
87.1 to 90.3
Manganese (Mn), % 0 to 0.3
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 44.5 to 52
0
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 1.0
0.5 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.5
0