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C90800 Bronze vs. CC763S Brass

Both C90800 bronze and CC763S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 63% 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 C90800 bronze and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
130
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 13
7.3
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 330
490
Tensile Strength: Yield (Proof), MPa 170
270

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 990
870
Melting Onset (Solidus), °C 870
830
Specific Heat Capacity, J/kg-K 370
400
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
29
Electrical Conductivity: Equal Weight (Specific), % IACS 11
32

Otherwise Unclassified Properties

Base Metal Price, % relative 36
24
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 3.8
2.9
Embodied Energy, MJ/kg 62
49
Embodied Water, L/kg 410
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
30
Resilience: Unit (Modulus of Resilience), kJ/m3 140
340
Stiffness to Weight: Axial, points 6.9
7.5
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 11
17
Strength to Weight: Bending, points 12
17
Thermal Shock Resistance, points 12
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), % 85.3 to 89
56.5 to 67
Iron (Fe), % 0 to 0.15
0.5 to 2.0
Lead (Pb), % 0 to 0.25
0 to 1.5
Manganese (Mn), % 0
1.0 to 3.5
Nickel (Ni), % 0 to 0.5
0 to 2.5
Phosphorus (P), % 0 to 0.3
0
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 11 to 13
0 to 1.0
Zinc (Zn), % 0 to 0.25
18.9 to 41