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C87500 Brass vs. S44800 Stainless Steel

C87500 brass belongs to the copper alloys classification, while S44800 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 C87500 brass and the bottom bar is S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 18
23
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 42
82
Tensile Strength: Ultimate (UTS), MPa 460
590
Tensile Strength: Yield (Proof), MPa 190
450

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 920
1460
Melting Onset (Solidus), °C 820
1410
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
17
Thermal Expansion, µm/m-K 18
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 27
19
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.8
Embodied Energy, MJ/kg 44
52
Embodied Water, L/kg 300
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
480
Stiffness to Weight: Axial, points 7.4
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16
21
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 8.3
4.6
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.010
Chromium (Cr), % 0
28 to 30
Copper (Cu), % 79 to 85
0 to 0.15
Iron (Fe), % 0
62.6 to 66.5
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 0
2.0 to 2.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 3.0 to 5.0
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 12 to 16
0
Residuals, % 0 to 0.5
0