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CC751S Brass vs. SAE-AISI A7 Steel

CC751S 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 CC751S brass and the bottom bar is SAE-AISI A7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 450
800 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Melting Completion (Liquidus), °C 850
1470
Melting Onset (Solidus), °C 810
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 110
37
Thermal Expansion, µm/m-K 20
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
10
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 2.8
13
Embodied Energy, MJ/kg 46
200
Embodied Water, L/kg 330
100

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15
29 to 77
Strength to Weight: Bending, points 16
25 to 48
Thermal Diffusivity, mm2/s 35
10
Thermal Shock Resistance, points 15
27 to 72

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
2.0 to 2.9
Chromium (Cr), % 0
5.0 to 5.8
Copper (Cu), % 62.7 to 66
0 to 0.25
Iron (Fe), % 0.25 to 0.5
81.4 to 87.7
Lead (Pb), % 0.8 to 2.2
0
Manganese (Mn), % 0 to 0.15
0 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0 to 0.8
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.65 to 1.1
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.8
0
Tungsten (W), % 0
0.5 to 1.5
Vanadium (V), % 0
3.9 to 5.2
Zinc (Zn), % 27.9 to 35.6
0