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C14181 Copper vs. SAE-AISI M50 Steel

C14181 copper belongs to the copper alloys classification, while SAE-AISI M50 steel belongs to the iron 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 C14181 copper and the bottom bar is SAE-AISI M50 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
75
Tensile Strength: Ultimate (UTS), MPa 210
720 to 2250

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1080
1480
Melting Onset (Solidus), °C 1080
1440
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 380
35
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.0
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
5.1
Embodied Energy, MJ/kg 41
74
Embodied Water, L/kg 310
83

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
26 to 80
Strength to Weight: Bending, points 8.8
23 to 49
Thermal Diffusivity, mm2/s 110
9.7
Thermal Shock Resistance, points 7.4
21 to 66

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0.78 to 0.88
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 99.9 to 100
0 to 0.25
Iron (Fe), % 0
87 to 90.4
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0.15 to 0.45
Molybdenum (Mo), % 0
3.9 to 4.8
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.0020
0 to 0.030
Silicon (Si), % 0
0.2 to 0.6
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.8 to 1.3
Zinc (Zn), % 0 to 0.0020
0