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SAE-AISI M50 Steel vs. C17500 Copper

SAE-AISI M50 steel belongs to the iron alloys classification, while C17500 copper belongs to the copper alloys. There are 23 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 M50 steel and the bottom bar is C17500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 75
45
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
310 to 860

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Melting Completion (Liquidus), °C 1480
1060
Melting Onset (Solidus), °C 1440
1020
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 35
200
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
24 to 53
Electrical Conductivity: Equal Weight (Specific), % IACS 10
24 to 54

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
60
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 5.1
4.7
Embodied Energy, MJ/kg 74
73
Embodied Water, L/kg 83
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 26 to 80
9.7 to 27
Strength to Weight: Bending, points 23 to 49
11 to 23
Thermal Diffusivity, mm2/s 9.7
59
Thermal Shock Resistance, points 21 to 66
11 to 29

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.4 to 0.7
Carbon (C), % 0.78 to 0.88
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 0
2.4 to 2.7
Copper (Cu), % 0 to 0.25
95.6 to 97.2
Iron (Fe), % 87 to 90.4
0 to 0.1
Manganese (Mn), % 0.15 to 0.45
0
Molybdenum (Mo), % 3.9 to 4.8
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.6
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.8 to 1.3
0
Residuals, % 0
0 to 0.5