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SAE-AISI M50 Steel vs. CC751S Brass

SAE-AISI M50 steel belongs to the iron alloys classification, while CC751S 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 CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
450

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Melting Completion (Liquidus), °C 1480
850
Melting Onset (Solidus), °C 1440
810
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 35
110
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
25
Electrical Conductivity: Equal Weight (Specific), % IACS 10
28

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
24
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 5.1
2.8
Embodied Energy, MJ/kg 74
46
Embodied Water, L/kg 83
330

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 26 to 80
15
Strength to Weight: Bending, points 23 to 49
16
Thermal Diffusivity, mm2/s 9.7
35
Thermal Shock Resistance, points 21 to 66
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0.78 to 0.88
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
62.7 to 66
Iron (Fe), % 87 to 90.4
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 0.15 to 0.45
0 to 0.15
Molybdenum (Mo), % 3.9 to 4.8
0
Nickel (Ni), % 0 to 0.3
0 to 0.8
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.6
0.65 to 1.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.8
Vanadium (V), % 0.8 to 1.3
0
Zinc (Zn), % 0
27.9 to 35.6