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C82700 Copper vs. SAE-AISI M46 Steel

C82700 copper belongs to the copper alloys classification, while SAE-AISI M46 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 C82700 copper and the bottom bar is SAE-AISI M46 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 46
77
Tensile Strength: Ultimate (UTS), MPa 1200
800 to 2300

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Melting Completion (Liquidus), °C 950
1540
Melting Onset (Solidus), °C 860
1500
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 130
18
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.1
Embodied Carbon, kg CO2/kg material 12
12
Embodied Energy, MJ/kg 180
180
Embodied Water, L/kg 310
150

Common Calculations

Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 38
27 to 78
Strength to Weight: Bending, points 29
24 to 48
Thermal Diffusivity, mm2/s 39
4.9
Thermal Shock Resistance, points 41
25 to 71

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.4 to 2.6
0
Carbon (C), % 0
1.2 to 1.3
Chromium (Cr), % 0 to 0.090
3.7 to 4.2
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 94.6 to 96.7
0 to 0.25
Iron (Fe), % 0 to 0.25
70 to 73.8
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 0
8.0 to 8.5
Nickel (Ni), % 1.0 to 1.5
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.15
0.4 to 0.65
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.1
0
Tungsten (W), % 0
1.9 to 2.2
Vanadium (V), % 0
3.0 to 3.3
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0