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ACI-ASTM CF3MN Steel vs. C96400 Copper-nickel

ACI-ASTM CF3MN steel belongs to the iron alloys classification, while C96400 copper-nickel belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF3MN steel and the bottom bar is C96400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Elongation at Break, % 39
25
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
51
Tensile Strength: Ultimate (UTS), MPa 580
490
Tensile Strength: Yield (Proof), MPa 290
260

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 1010
260
Melting Completion (Liquidus), °C 1440
1240
Melting Onset (Solidus), °C 1390
1170
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 15
28
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
45
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.9
5.9
Embodied Energy, MJ/kg 53
87
Embodied Water, L/kg 160
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
100
Resilience: Unit (Modulus of Resilience), kJ/m3 210
250
Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 20
15
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 4.1
7.8
Thermal Shock Resistance, points 13
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 17 to 22
0
Copper (Cu), % 0
62.3 to 71.3
Iron (Fe), % 58.7 to 71.9
0.25 to 1.5
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 9.0 to 13
28 to 32
Niobium (Nb), % 0
0.5 to 1.5
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.020
Residuals, % 0
0 to 0.5