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C94100 Bronze vs. CC764S Brass

Both C94100 bronze and CC764S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 60% 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 C94100 bronze and the bottom bar is CC764S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 92
110
Elongation at Break, % 7.8
15
Poisson's Ratio 0.36
0.31
Shear Modulus, GPa 34
41
Tensile Strength: Ultimate (UTS), MPa 190
680
Tensile Strength: Yield (Proof), MPa 130
290

Thermal Properties

Latent Heat of Fusion, J/g 160
180
Maximum Temperature: Mechanical, °C 130
130
Melting Completion (Liquidus), °C 870
850
Melting Onset (Solidus), °C 790
810
Specific Heat Capacity, J/kg-K 330
400
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
32
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
36

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 9.2
7.9
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 48
49
Embodied Water, L/kg 370
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
80
Resilience: Unit (Modulus of Resilience), kJ/m3 97
390
Stiffness to Weight: Axial, points 5.5
7.6
Stiffness to Weight: Bending, points 16
20
Strength to Weight: Axial, points 5.8
24
Strength to Weight: Bending, points 8.1
22
Thermal Shock Resistance, points 7.6
22

Alloy Composition

Aluminum (Al), % 0 to 0.0050
1.0 to 3.0
Antimony (Sb), % 0 to 0.8
0 to 0.050
Copper (Cu), % 72 to 79
52 to 66
Iron (Fe), % 0 to 0.25
0.5 to 2.5
Lead (Pb), % 18 to 22
0 to 0.3
Manganese (Mn), % 0
0.3 to 4.0
Nickel (Ni), % 0 to 1.0
0 to 3.0
Phosphorus (P), % 0 to 1.5
0 to 0.030
Silicon (Si), % 0 to 0.0050
0 to 0.1
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.5 to 6.5
0 to 0.3
Zinc (Zn), % 0 to 1.0
20.7 to 50.2
Residuals, % 0 to 1.3
0