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C87500 Brass vs. CC496K Bronze

Both C87500 brass and CC496K bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 77% 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 C87500 brass and the bottom bar is CC496K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
97
Elongation at Break, % 18
8.6
Poisson's Ratio 0.33
0.35
Shear Modulus, GPa 42
36
Tensile Strength: Ultimate (UTS), MPa 460
210
Tensile Strength: Yield (Proof), MPa 190
99

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 920
900
Melting Onset (Solidus), °C 820
820
Specific Heat Capacity, J/kg-K 410
340
Thermal Conductivity, W/m-K 28
52
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
11
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 27
31
Density, g/cm3 8.3
9.2
Embodied Carbon, kg CO2/kg material 2.7
3.3
Embodied Energy, MJ/kg 44
52
Embodied Water, L/kg 300
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
15
Resilience: Unit (Modulus of Resilience), kJ/m3 160
50
Stiffness to Weight: Axial, points 7.4
5.9
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 16
6.5
Strength to Weight: Bending, points 16
8.6
Thermal Diffusivity, mm2/s 8.3
17
Thermal Shock Resistance, points 17
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.5
0 to 0.010
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 79 to 85
72 to 79.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.5
13 to 17
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0.5 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 3.0 to 5.0
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 12 to 16
0 to 2.0
Residuals, % 0 to 0.5
0