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C86800 Bronze vs. CC490K Brass

Both C86800 bronze and CC490K brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 65% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C86800 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, % 22
15
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 570
230
Tensile Strength: Yield (Proof), MPa 260
110

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 140
160
Melting Completion (Liquidus), °C 900
980
Melting Onset (Solidus), °C 880
910
Specific Heat Capacity, J/kg-K 400
370
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
16
Electrical Conductivity: Equal Weight (Specific), % IACS 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 24
30
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
28
Resilience: Unit (Modulus of Resilience), kJ/m3 310
54
Stiffness to Weight: Axial, points 7.7
6.8
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 20
7.3
Strength to Weight: Bending, points 19
9.5
Thermal Shock Resistance, points 18
8.2

Alloy Composition

Aluminum (Al), % 0 to 2.0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Copper (Cu), % 53.5 to 57
81 to 86
Iron (Fe), % 1.0 to 2.5
0 to 0.5
Lead (Pb), % 0 to 0.2
3.0 to 6.0
Manganese (Mn), % 2.5 to 4.0
0
Nickel (Ni), % 2.5 to 4.0
0 to 2.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0 to 1.0
2.0 to 3.5
Zinc (Zn), % 28.3 to 40.5
7.0 to 9.5
Residuals, % 0 to 1.0
0