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CC755S Brass vs. SAE-AISI A8 Steel

CC755S brass belongs to the copper alloys classification, while SAE-AISI A8 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 CC755S brass and the bottom bar is SAE-AISI A8 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 390
700 to 1920

Thermal Properties

Latent Heat of Fusion, J/g 170
270
Melting Completion (Liquidus), °C 820
1480
Melting Onset (Solidus), °C 780
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
37
Thermal Expansion, µm/m-K 21
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 30
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
8.5
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 46
31
Embodied Water, L/kg 330
73

Common Calculations

Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 14
25 to 68
Strength to Weight: Bending, points 15
22 to 44
Thermal Diffusivity, mm2/s 38
9.9
Thermal Shock Resistance, points 13
22 to 62

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Carbon (C), % 0
0.5 to 0.6
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 59.5 to 61
0 to 0.25
Iron (Fe), % 0.050 to 0.2
88.5 to 91.9
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0 to 0.5
Molybdenum (Mo), % 0
1.2 to 1.7
Nickel (Ni), % 0 to 0.2
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.050
0.75 to 1.1
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Tungsten (W), % 0
1.0 to 1.5
Zinc (Zn), % 35.8 to 38.9
0