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CC482K Bronze vs. C87400 Brass

Both CC482K bronze and C87400 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% 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 CC482K bronze and the bottom bar is C87400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 5.6
21
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 300
390
Tensile Strength: Yield (Proof), MPa 160
160

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 980
920
Melting Onset (Solidus), °C 860
820
Specific Heat Capacity, J/kg-K 360
400
Thermal Conductivity, W/m-K 64
28
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 10
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 36
27
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 3.8
2.7
Embodied Energy, MJ/kg 62
44
Embodied Water, L/kg 400
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
65
Resilience: Unit (Modulus of Resilience), kJ/m3 120
120
Stiffness to Weight: Axial, points 6.8
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.5
13
Strength to Weight: Bending, points 11
14
Thermal Diffusivity, mm2/s 20
8.3
Thermal Shock Resistance, points 11
14

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.8
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 83.5 to 87
79 to 85.5
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0.7 to 2.5
0 to 1.0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.4
0
Silicon (Si), % 0 to 0.010
2.5 to 4.0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 10.5 to 12.5
0
Zinc (Zn), % 0 to 2.0
12 to 16
Residuals, % 0
0 to 0.8