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C89320 Bronze vs. CC490K Brass

Both C89320 bronze and CC490K brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% 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 C89320 bronze and the bottom bar is CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 270
230
Tensile Strength: Yield (Proof), MPa 140
110

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 1050
980
Melting Onset (Solidus), °C 930
910
Specific Heat Capacity, J/kg-K 360
370
Thermal Conductivity, W/m-K 56
72
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
16
Electrical Conductivity: Equal Weight (Specific), % IACS 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 37
30
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 3.5
2.9
Embodied Energy, MJ/kg 56
47
Embodied Water, L/kg 490
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
28
Resilience: Unit (Modulus of Resilience), kJ/m3 93
54
Stiffness to Weight: Axial, points 6.8
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.5
7.3
Strength to Weight: Bending, points 10
9.5
Thermal Diffusivity, mm2/s 17
22
Thermal Shock Resistance, points 10
8.2

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.35
0 to 0.3
Bismuth (Bi), % 4.0 to 6.0
0
Copper (Cu), % 87 to 91
81 to 86
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 0 to 0.090
3.0 to 6.0
Nickel (Ni), % 0 to 1.0
0 to 2.0
Phosphorus (P), % 0 to 0.3
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.010
Sulfur (S), % 0 to 0.080
0 to 0.1
Tin (Sn), % 5.0 to 7.0
2.0 to 3.5
Zinc (Zn), % 0 to 1.0
7.0 to 9.5
Residuals, % 0 to 0.5
0