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SAE-AISI M1 Steel vs. CC381H Copper-nickel

SAE-AISI M1 steel belongs to the iron alloys classification, while CC381H copper-nickel belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M1 steel and the bottom bar is CC381H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 77
52
Tensile Strength: Ultimate (UTS), MPa 730 to 2140
380

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Melting Completion (Liquidus), °C 1560
1180
Melting Onset (Solidus), °C 1510
1120
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 29
30
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 18
40
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 7.0
5.0
Embodied Energy, MJ/kg 99
73
Embodied Water, L/kg 98
280

Common Calculations

Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 25 to 73
12
Strength to Weight: Bending, points 22 to 45
13
Thermal Diffusivity, mm2/s 8.0
8.4
Thermal Shock Resistance, points 23 to 66
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.78 to 0.88
0 to 0.030
Chromium (Cr), % 3.5 to 4.0
0
Copper (Cu), % 0 to 0.25
64.5 to 69.9
Iron (Fe), % 81 to 84.8
0.5 to 1.5
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.15 to 0.4
0.6 to 1.2
Molybdenum (Mo), % 8.2 to 9.2
0
Nickel (Ni), % 0 to 0.3
29 to 31
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0.2 to 0.5
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 1.4 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0
Zinc (Zn), % 0
0 to 0.5