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SAE-AISI M50 Steel vs. CC490K Brass

SAE-AISI M50 steel belongs to the iron alloys classification, while CC490K brass belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M50 steel and the bottom bar is CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
230

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Melting Completion (Liquidus), °C 1480
980
Melting Onset (Solidus), °C 1440
910
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 35
72
Thermal Expansion, µm/m-K 13
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
16
Electrical Conductivity: Equal Weight (Specific), % IACS 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
30
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 5.1
2.9
Embodied Energy, MJ/kg 74
47
Embodied Water, L/kg 83
340

Common Calculations

Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 26 to 80
7.3
Strength to Weight: Bending, points 23 to 49
9.5
Thermal Diffusivity, mm2/s 9.7
22
Thermal Shock Resistance, points 21 to 66
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0.78 to 0.88
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
81 to 86
Iron (Fe), % 87 to 90.4
0 to 0.5
Lead (Pb), % 0
3.0 to 6.0
Manganese (Mn), % 0.15 to 0.45
0
Molybdenum (Mo), % 3.9 to 4.8
0
Nickel (Ni), % 0 to 0.3
0 to 2.0
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0.2 to 0.6
0 to 0.010
Sulfur (S), % 0 to 0.030
0 to 0.1
Tin (Sn), % 0
2.0 to 3.5
Vanadium (V), % 0.8 to 1.3
0
Zinc (Zn), % 0
7.0 to 9.5