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S32654 Stainless Steel vs. C68800 Brass

S32654 stainless steel belongs to the iron alloys classification, while C68800 brass belongs to the copper alloys. There are 29 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 S32654 stainless steel and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 45
2.0 to 36
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 82
41
Shear Strength, MPa 590
380 to 510
Tensile Strength: Ultimate (UTS), MPa 850
570 to 890
Tensile Strength: Yield (Proof), MPa 490
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1450
960
Melting Onset (Solidus), °C 1410
950
Specific Heat Capacity, J/kg-K 460
400
Thermal Conductivity, W/m-K 11
40
Thermal Expansion, µm/m-K 15
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
18
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
20

Otherwise Unclassified Properties

Base Metal Price, % relative 34
26
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 6.4
2.8
Embodied Energy, MJ/kg 87
48
Embodied Water, L/kg 220
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
16 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 570
710 to 2860
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 29
19 to 30
Strength to Weight: Bending, points 25
19 to 25
Thermal Diffusivity, mm2/s 2.9
12
Thermal Shock Resistance, points 19
19 to 30

Alloy Composition

Aluminum (Al), % 0
3.0 to 3.8
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 24 to 25
0
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 0.3 to 0.6
70.8 to 75.5
Iron (Fe), % 38.3 to 45.3
0 to 0.2
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 2.0 to 4.0
0
Molybdenum (Mo), % 7.0 to 8.0
0
Nickel (Ni), % 21 to 23
0
Nitrogen (N), % 0.45 to 0.55
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.0050
0
Zinc (Zn), % 0
21.3 to 24.1
Residuals, % 0
0 to 0.5