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C87500 Brass vs. C94100 Bronze

Both C87500 brass and C94100 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 26 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 C87500 brass and the bottom bar is C94100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
92
Elongation at Break, % 18
7.8
Poisson's Ratio 0.33
0.36
Shear Modulus, GPa 42
34
Tensile Strength: Ultimate (UTS), MPa 460
190
Tensile Strength: Yield (Proof), MPa 190
130

Thermal Properties

Latent Heat of Fusion, J/g 260
160
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 920
870
Melting Onset (Solidus), °C 820
790
Specific Heat Capacity, J/kg-K 410
330
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 27
29
Density, g/cm3 8.3
9.2
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 44
48
Embodied Water, L/kg 300
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
14
Resilience: Unit (Modulus of Resilience), kJ/m3 160
97
Stiffness to Weight: Axial, points 7.4
5.5
Stiffness to Weight: Bending, points 19
16
Strength to Weight: Axial, points 16
5.8
Strength to Weight: Bending, points 16
8.1
Thermal Shock Resistance, points 17
7.6

Alloy Composition

Aluminum (Al), % 0 to 0.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Copper (Cu), % 79 to 85
72 to 79
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.5
18 to 22
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 3.0 to 5.0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.5 to 6.5
Zinc (Zn), % 12 to 16
0 to 1.0
Residuals, % 0
0 to 1.3