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C87800 Brass vs. S35140 Stainless Steel

C87800 brass belongs to the copper alloys classification, while S35140 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 C87800 brass and the bottom bar is S35140 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
Rockwell B Hardness 86
88
Shear Modulus, GPa 42
78
Tensile Strength: Ultimate (UTS), MPa 590
690
Tensile Strength: Yield (Proof), MPa 350
310

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 920
1420
Melting Onset (Solidus), °C 820
1370
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 28
14
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 27
31
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.5
Embodied Energy, MJ/kg 44
78
Embodied Water, L/kg 300
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
190
Resilience: Unit (Modulus of Resilience), kJ/m3 540
250
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 20
24
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 8.3
3.7
Thermal Shock Resistance, points 21
16

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 0.1
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 80 to 84.2
0
Iron (Fe), % 0 to 0.15
44.1 to 52.7
Lead (Pb), % 0 to 0.15
0
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
1.0 to 3.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0 to 0.2
25 to 27
Niobium (Nb), % 0
0.25 to 0.75
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 3.8 to 4.2
0 to 0.75
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