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C87900 Brass vs. CC483K Bronze

Both C87900 brass and CC483K bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 67% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C87900 brass and the bottom bar is CC483K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
6.4
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 480
310
Tensile Strength: Yield (Proof), MPa 240
170

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 930
990
Melting Onset (Solidus), °C 900
870
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 120
68
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
10
Electrical Conductivity: Equal Weight (Specific), % IACS 17
10

Otherwise Unclassified Properties

Base Metal Price, % relative 24
36
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 2.7
3.8
Embodied Energy, MJ/kg 46
62
Embodied Water, L/kg 320
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
17
Resilience: Unit (Modulus of Resilience), kJ/m3 270
130
Stiffness to Weight: Axial, points 7.3
6.9
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 17
9.9
Strength to Weight: Bending, points 17
12
Thermal Diffusivity, mm2/s 37
21
Thermal Shock Resistance, points 16
11

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.010
Antimony (Sb), % 0 to 0.050
0 to 0.15
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 63 to 69.2
85 to 89
Iron (Fe), % 0 to 0.4
0 to 0.2
Lead (Pb), % 0 to 0.25
0 to 0.7
Manganese (Mn), % 0 to 0.15
0 to 0.2
Nickel (Ni), % 0 to 0.5
0 to 2.0
Phosphorus (P), % 0 to 0.010
0 to 0.6
Silicon (Si), % 0.8 to 1.2
0 to 0.010
Sulfur (S), % 0 to 0.050
0 to 0.050
Tin (Sn), % 0 to 0.25
10.5 to 13
Zinc (Zn), % 30 to 36
0 to 0.5