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SAE-AISI M50 Steel vs. C19020 Copper

SAE-AISI M50 steel belongs to the iron alloys classification, while C19020 copper belongs to the copper alloys. There are 23 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 SAE-AISI M50 steel and the bottom bar is C19020 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
44
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
440 to 590

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Melting Completion (Liquidus), °C 1480
1090
Melting Onset (Solidus), °C 1440
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 35
190
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
50
Electrical Conductivity: Equal Weight (Specific), % IACS 10
50

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
31
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 5.1
2.8
Embodied Energy, MJ/kg 74
44
Embodied Water, L/kg 83
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 26 to 80
14 to 18
Strength to Weight: Bending, points 23 to 49
14 to 18
Thermal Diffusivity, mm2/s 9.7
55
Thermal Shock Resistance, points 21 to 66
16 to 21

Alloy Composition

Carbon (C), % 0.78 to 0.88
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
95.7 to 99.19
Iron (Fe), % 87 to 90.4
0
Manganese (Mn), % 0.15 to 0.45
0
Molybdenum (Mo), % 3.9 to 4.8
0
Nickel (Ni), % 0 to 0.3
0.5 to 3.0
Phosphorus (P), % 0 to 0.030
0.010 to 0.2
Silicon (Si), % 0.2 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.3 to 0.9
Vanadium (V), % 0.8 to 1.3
0
Residuals, % 0
0 to 0.2