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C85400 Brass vs. S32101 Stainless Steel

C85400 brass belongs to the copper alloys classification, while S32101 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C85400 brass and the bottom bar is S32101 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
260
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 23
34
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 220
740
Tensile Strength: Yield (Proof), MPa 85
500

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 130
1000
Melting Completion (Liquidus), °C 940
1420
Melting Onset (Solidus), °C 940
1370
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 89
15
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 22
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 25
12
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
38
Embodied Water, L/kg 330
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
230
Resilience: Unit (Modulus of Resilience), kJ/m3 35
640
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 7.5
27
Strength to Weight: Bending, points 9.9
24
Thermal Diffusivity, mm2/s 28
4.0
Thermal Shock Resistance, points 7.6
20

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
21 to 22
Copper (Cu), % 65 to 70
0.1 to 0.8
Iron (Fe), % 0 to 0.7
67.3 to 73.3
Lead (Pb), % 1.5 to 3.8
0
Manganese (Mn), % 0
4.0 to 6.0
Molybdenum (Mo), % 0
0.1 to 0.8
Nickel (Ni), % 0 to 1.0
1.4 to 1.7
Nitrogen (N), % 0
0.2 to 0.25
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.050
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 24 to 32
0
Residuals, % 0 to 1.1
0