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C87800 Brass vs. S32101 Stainless Steel

C87800 brass belongs to the copper alloys classification, while S32101 stainless steel belongs to the iron alloys. There are 28 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 C87800 brass and the bottom bar is S32101 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 25
34
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
78
Tensile Strength: Ultimate (UTS), MPa 590
740
Tensile Strength: Yield (Proof), MPa 350
500

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 170
1000
Melting Completion (Liquidus), °C 920
1420
Melting Onset (Solidus), °C 820
1370
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
15
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 27
12
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
38
Embodied Water, L/kg 300
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
230
Resilience: Unit (Modulus of Resilience), kJ/m3 540
640
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 20
27
Strength to Weight: Bending, points 19
24
Thermal Diffusivity, mm2/s 8.3
4.0
Thermal Shock Resistance, points 21
20

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
21 to 22
Copper (Cu), % 80 to 84.2
0.1 to 0.8
Iron (Fe), % 0 to 0.15
67.3 to 73.3
Lead (Pb), % 0 to 0.15
0
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
4.0 to 6.0
Molybdenum (Mo), % 0
0.1 to 0.8
Nickel (Ni), % 0 to 0.2
1.4 to 1.7
Nitrogen (N), % 0
0.2 to 0.25
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 3.8 to 4.2
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.030
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 12 to 16
0
Residuals, % 0 to 0.5
0