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C91000 Bronze vs. CC763S Brass

Both C91000 bronze and CC763S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 64% of their average alloy composition in common. There are 27 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 C91000 bronze and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
130
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 7.0
7.3
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 230
490
Tensile Strength: Yield (Proof), MPa 150
270

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 160
140
Melting Completion (Liquidus), °C 960
870
Melting Onset (Solidus), °C 820
830
Specific Heat Capacity, J/kg-K 360
400
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
29
Electrical Conductivity: Equal Weight (Specific), % IACS 9.4
32

Otherwise Unclassified Properties

Base Metal Price, % relative 37
24
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 4.1
2.9
Embodied Energy, MJ/kg 67
49
Embodied Water, L/kg 420
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
30
Resilience: Unit (Modulus of Resilience), kJ/m3 100
340
Stiffness to Weight: Axial, points 6.8
7.5
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.5
17
Strength to Weight: Bending, points 9.7
17
Thermal Shock Resistance, points 8.8
16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
1.0 to 2.5
Antimony (Sb), % 0 to 0.2
0 to 0.080
Copper (Cu), % 84 to 86
56.5 to 67
Iron (Fe), % 0 to 0.1
0.5 to 2.0
Lead (Pb), % 0 to 0.2
0 to 1.5
Manganese (Mn), % 0
1.0 to 3.5
Nickel (Ni), % 0 to 0.8
0 to 2.5
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 14 to 16
0 to 1.0
Zinc (Zn), % 0 to 1.5
18.9 to 41
Residuals, % 0 to 0.6
0