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CC752S Brass vs. C89320 Bronze

Both CC752S brass and C89320 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 64% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CC752S brass and the bottom bar is C89320 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 8.4
17
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 350
270
Tensile Strength: Yield (Proof), MPa 190
140

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 840
1050
Melting Onset (Solidus), °C 800
930
Specific Heat Capacity, J/kg-K 380
360
Thermal Conductivity, W/m-K 110
56
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
15
Electrical Conductivity: Equal Weight (Specific), % IACS 28
15

Otherwise Unclassified Properties

Base Metal Price, % relative 24
37
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 330
490

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
38
Resilience: Unit (Modulus of Resilience), kJ/m3 180
93
Stiffness to Weight: Axial, points 7.1
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
8.5
Strength to Weight: Bending, points 13
10
Thermal Diffusivity, mm2/s 35
17
Thermal Shock Resistance, points 12
10

Alloy Composition

Aluminum (Al), % 0.3 to 0.7
0 to 0.0050
Antimony (Sb), % 0 to 0.14
0 to 0.35
Arsenic (As), % 0.040 to 0.14
0
Bismuth (Bi), % 0
4.0 to 6.0
Copper (Cu), % 61.5 to 64.5
87 to 91
Iron (Fe), % 0 to 0.3
0 to 0.2
Lead (Pb), % 1.5 to 2.2
0 to 0.090
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.2
0 to 1.0
Phosphorus (P), % 0
0 to 0.3
Silicon (Si), % 0 to 0.020
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.3
5.0 to 7.0
Zinc (Zn), % 31.5 to 36.7
0 to 1.0
Residuals, % 0
0 to 0.5