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C84800 Brass vs. S82031 Stainless Steel

C84800 brass belongs to the copper alloys classification, while S82031 stainless steel belongs to the iron alloys. There are 28 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 C84800 brass and the bottom bar is S82031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 18
39
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 39
78
Tensile Strength: Ultimate (UTS), MPa 230
780
Tensile Strength: Yield (Proof), MPa 100
570

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 150
980
Melting Completion (Liquidus), °C 950
1430
Melting Onset (Solidus), °C 830
1390
Specific Heat Capacity, J/kg-K 370
480
Thermal Conductivity, W/m-K 72
15
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 17
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 27
13
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 46
39
Embodied Water, L/kg 340
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
280
Resilience: Unit (Modulus of Resilience), kJ/m3 53
820
Stiffness to Weight: Axial, points 6.6
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.3
28
Strength to Weight: Bending, points 9.6
24
Thermal Diffusivity, mm2/s 23
3.9
Thermal Shock Resistance, points 8.2
22

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 75 to 77
0 to 1.0
Iron (Fe), % 0 to 0.4
68 to 78.3
Lead (Pb), % 5.5 to 7.0
0
Manganese (Mn), % 0
0 to 2.5
Molybdenum (Mo), % 0
0.6 to 1.4
Nickel (Ni), % 0 to 1.0
2.0 to 4.0
Nitrogen (N), % 0
0.14 to 0.24
Phosphorus (P), % 0 to 1.5
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 0.8
Sulfur (S), % 0 to 0.080
0 to 0.0050
Tin (Sn), % 2.0 to 3.0
0
Zinc (Zn), % 13 to 17
0
Residuals, % 0 to 0.7
0