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C69400 Brass vs. SAE-AISI S6 Steel

C69400 brass belongs to the copper alloys classification, while SAE-AISI S6 steel belongs to the iron alloys. There are 23 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 C69400 brass and the bottom bar is SAE-AISI S6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
72
Tensile Strength: Ultimate (UTS), MPa 570
670 to 1920

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 920
1430
Melting Onset (Solidus), °C 820
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 26
41
Thermal Expansion, µm/m-K 18
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 27
3.2
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 44
33
Embodied Water, L/kg 300
56

Common Calculations

Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 19
24 to 70
Strength to Weight: Bending, points 18
22 to 45
Thermal Diffusivity, mm2/s 7.7
11
Thermal Shock Resistance, points 20
22 to 64

Alloy Composition

Carbon (C), % 0
0.4 to 0.5
Chromium (Cr), % 0
1.2 to 1.5
Copper (Cu), % 80 to 83
0 to 0.25
Iron (Fe), % 0 to 0.2
92.8 to 94.7
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
1.2 to 1.5
Molybdenum (Mo), % 0
0.3 to 0.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 3.5 to 4.5
2.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.2 to 0.4
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0