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S32803 Stainless Steel vs. C85800 Brass

S32803 stainless steel belongs to the iron alloys classification, while C85800 brass belongs to the copper 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 S32803 stainless steel and the bottom bar is C85800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
100
Elongation at Break, % 18
15
Poisson's Ratio 0.27
0.31
Rockwell B Hardness 86
56
Shear Modulus, GPa 81
40
Tensile Strength: Ultimate (UTS), MPa 680
380
Tensile Strength: Yield (Proof), MPa 560
210

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Maximum Temperature: Mechanical, °C 1100
120
Melting Completion (Liquidus), °C 1450
900
Melting Onset (Solidus), °C 1400
870
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 16
84
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
20
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
22

Otherwise Unclassified Properties

Base Metal Price, % relative 19
24
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 3.7
2.8
Embodied Energy, MJ/kg 53
47
Embodied Water, L/kg 180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
48
Resilience: Unit (Modulus of Resilience), kJ/m3 760
210
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 25
13
Strength to Weight: Bending, points 22
15
Thermal Diffusivity, mm2/s 4.4
27
Thermal Shock Resistance, points 22
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.55
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0 to 0.015
0
Chromium (Cr), % 28 to 29
0
Copper (Cu), % 0
57 to 69
Iron (Fe), % 62.9 to 67.1
0 to 0.5
Lead (Pb), % 0
0 to 1.5
Manganese (Mn), % 0 to 0.5
0 to 0.25
Molybdenum (Mo), % 1.8 to 2.5
0
Nickel (Ni), % 3.0 to 4.0
0 to 0.5
Niobium (Nb), % 0.15 to 0.5
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.020
0 to 0.010
Silicon (Si), % 0 to 0.55
0 to 0.25
Sulfur (S), % 0 to 0.0035
0 to 0.050
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0
31 to 41
Residuals, % 0
0 to 1.3