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CC755S Brass vs. SAE-AISI A7 Steel

CC755S brass belongs to the copper alloys classification, while SAE-AISI A7 steel belongs to the iron alloys. There are 21 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 CC755S brass and the bottom bar is SAE-AISI A7 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
72
Tensile Strength: Ultimate (UTS), MPa 390
800 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Melting Completion (Liquidus), °C 820
1470
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

Otherwise Unclassified Properties

Base Metal Price, % relative 23
10
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 2.7
13
Embodied Energy, MJ/kg 46
200
Embodied Water, L/kg 330
100

Common Calculations

Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14
29 to 77
Strength to Weight: Bending, points 15
25 to 48
Thermal Diffusivity, mm2/s 38
10
Thermal Shock Resistance, points 13
27 to 72

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Carbon (C), % 0
2.0 to 2.9
Chromium (Cr), % 0
5.0 to 5.8
Copper (Cu), % 59.5 to 61
0 to 0.25
Iron (Fe), % 0.050 to 0.2
81.4 to 87.7
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0 to 0.2
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.050
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Tungsten (W), % 0
0.5 to 1.5
Vanadium (V), % 0
3.9 to 5.2
Zinc (Zn), % 35.8 to 38.9
0