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C24000 Brass vs. S32003 Stainless Steel

C24000 brass belongs to the copper alloys classification, while S32003 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C24000 brass and the bottom bar is S32003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 42
79
Tensile Strength: Ultimate (UTS), MPa 310 to 640
730

Thermal Properties

Latent Heat of Fusion, J/g 190
290
Maximum Temperature: Mechanical, °C 160
1010
Melting Completion (Liquidus), °C 1000
1440
Melting Onset (Solidus), °C 970
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 140
15
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 34
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 27
14
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 43
42
Embodied Water, L/kg 320
150

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 10 to 21
26
Strength to Weight: Bending, points 12 to 20
23
Thermal Diffusivity, mm2/s 43
4.0
Thermal Shock Resistance, points 10 to 22
21

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
19.5 to 22.5
Copper (Cu), % 78.5 to 81.5
0
Iron (Fe), % 0 to 0.050
68.2 to 75.9
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0
3.0 to 4.0
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 18.2 to 21.5
0
Residuals, % 0 to 0.2
0