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SAE-AISI M50 Steel vs. C66300 Brass

SAE-AISI M50 steel belongs to the iron alloys classification, while C66300 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 C66300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 75
42
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
460 to 810

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Melting Completion (Liquidus), °C 1480
1050
Melting Onset (Solidus), °C 1440
1000
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 35
110
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
25
Electrical Conductivity: Equal Weight (Specific), % IACS 10
26

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
29
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 5.1
2.8
Embodied Energy, MJ/kg 74
46
Embodied Water, L/kg 83
320

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 to 26
Strength to Weight: Bending, points 23 to 49
15 to 22
Thermal Diffusivity, mm2/s 9.7
32
Thermal Shock Resistance, points 21 to 66
16 to 28

Alloy Composition

Carbon (C), % 0.78 to 0.88
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0 to 0.25
84.5 to 87.5
Iron (Fe), % 87 to 90.4
1.4 to 2.4
Lead (Pb), % 0
0 to 0.050
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 to 0.35
Silicon (Si), % 0.2 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 3.0
Vanadium (V), % 0.8 to 1.3
0
Zinc (Zn), % 0
6.0 to 12.8
Residuals, % 0
0 to 0.5