SAE-AISI S7 Steel vs. C68800 Brass
SAE-AISI S7 steel belongs to the iron alloys classification, while C68800 brass belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI S7 steel and the bottom bar is C68800 brass.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
110 |
Poisson's Ratio | 0.29 | |
0.32 |
Shear Modulus, GPa | 74 | |
41 |
Tensile Strength: Ultimate (UTS), MPa | 670 to 2030 | |
570 to 890 |
Thermal Properties
Latent Heat of Fusion, J/g | 260 | |
190 |
Melting Completion (Liquidus), °C | 1460 | |
960 |
Melting Onset (Solidus), °C | 1420 | |
950 |
Specific Heat Capacity, J/kg-K | 470 | |
400 |
Thermal Conductivity, W/m-K | 40 | |
40 |
Thermal Expansion, µm/m-K | 12 | |
19 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.8 | |
18 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 9.0 | |
20 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 5.0 | |
26 |
Density, g/cm3 | 7.8 | |
8.2 |
Embodied Carbon, kg CO2/kg material | 2.3 | |
2.8 |
Embodied Energy, MJ/kg | 31 | |
48 |
Embodied Water, L/kg | 65 | |
350 |
Common Calculations
Stiffness to Weight: Axial, points | 14 | |
7.3 |
Stiffness to Weight: Bending, points | 25 | |
19 |
Strength to Weight: Axial, points | 24 to 72 | |
19 to 30 |
Strength to Weight: Bending, points | 22 to 46 | |
19 to 25 |
Thermal Diffusivity, mm2/s | 11 | |
12 |
Thermal Shock Resistance, points | 22 to 66 | |
19 to 30 |
Alloy Composition
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Aluminum (Al), % | 0 | |
3.0 to 3.8 |
Carbon (C), % | 0.45 to 0.55 | |
0 |
Chromium (Cr), % | 3.0 to 3.5 | |
0 |
Cobalt (Co), % | 0 | |
0.25 to 0.55 |
Copper (Cu), % | 0 to 0.25 | |
70.8 to 75.5 |
Iron (Fe), % | 91.6 to 94.9 | |
0 to 0.2 |
Lead (Pb), % | 0 | |
0 to 0.050 |
Manganese (Mn), % | 0.2 to 0.9 | |
0 |
Molybdenum (Mo), % | 1.3 to 1.8 | |
0 |
Phosphorus (P), % | 0 to 0.030 | |
0 |
Silicon (Si), % | 0.2 to 1.0 | |
0 |
Sulfur (S), % | 0 to 0.030 | |
0 |
Vanadium (V), % | 0 to 0.3 | |
0 |
Zinc (Zn), % | 0 | |
21.3 to 24.1 |
Residuals, % | 0 | |
0 to 0.5 |