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S20432 Stainless Steel vs. C84500 Brass

S20432 stainless steel belongs to the iron alloys classification, while C84500 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 S20432 stainless steel and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
55
Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 45
28
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
39
Tensile Strength: Ultimate (UTS), MPa 580
240
Tensile Strength: Yield (Proof), MPa 230
97

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 900
150
Melting Completion (Liquidus), °C 1410
980
Melting Onset (Solidus), °C 1370
840
Specific Heat Capacity, J/kg-K 480
360
Thermal Conductivity, W/m-K 15
72
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
17

Otherwise Unclassified Properties

Base Metal Price, % relative 13
28
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 38
47
Embodied Water, L/kg 140
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
54
Resilience: Unit (Modulus of Resilience), kJ/m3 140
45
Stiffness to Weight: Axial, points 14
6.6
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21
7.7
Strength to Weight: Bending, points 20
9.8
Thermal Diffusivity, mm2/s 4.0
23
Thermal Shock Resistance, points 13
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17 to 18
0
Copper (Cu), % 2.0 to 3.0
77 to 79
Iron (Fe), % 66.7 to 74
0 to 0.4
Lead (Pb), % 0
6.0 to 7.5
Manganese (Mn), % 3.0 to 5.0
0
Nickel (Ni), % 4.0 to 6.0
0 to 1.0
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 0
10 to 14
Residuals, % 0
0 to 0.7