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C87500 Brass vs. S41003 Stainless Steel

C87500 brass belongs to the copper alloys classification, while S41003 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is S41003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 18
21
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
76
Tensile Strength: Ultimate (UTS), MPa 460
520
Tensile Strength: Yield (Proof), MPa 190
310

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 170
720
Melting Completion (Liquidus), °C 920
1440
Melting Onset (Solidus), °C 820
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
27
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 27
7.0
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.9
Embodied Energy, MJ/kg 44
27
Embodied Water, L/kg 300
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
92
Resilience: Unit (Modulus of Resilience), kJ/m3 160
240
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16
19
Strength to Weight: Bending, points 16
18
Thermal Diffusivity, mm2/s 8.3
7.2
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 79 to 85
0
Iron (Fe), % 0
83.4 to 89.5
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
0 to 1.5
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 3.0 to 5.0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 12 to 16
0
Residuals, % 0 to 0.5
0