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C87200 Bronze vs. CC763S Brass

Both C87200 bronze and CC763S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 68% 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 C87200 bronze and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
130
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 30
7.3
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
41
Tensile Strength: Ultimate (UTS), MPa 380
490
Tensile Strength: Yield (Proof), MPa 170
270

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Maximum Temperature: Mechanical, °C 200
140
Melting Completion (Liquidus), °C 970
870
Melting Onset (Solidus), °C 860
830
Specific Heat Capacity, J/kg-K 410
400
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
29
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
32

Otherwise Unclassified Properties

Base Metal Price, % relative 29
24
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 44
49
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
30
Resilience: Unit (Modulus of Resilience), kJ/m3 130
340
Stiffness to Weight: Axial, points 7.4
7.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 12
17
Strength to Weight: Bending, points 14
17
Thermal Shock Resistance, points 14
16

Alloy Composition

Aluminum (Al), % 0 to 1.5
1.0 to 2.5
Antimony (Sb), % 0
0 to 0.080
Copper (Cu), % 89 to 99
56.5 to 67
Iron (Fe), % 0 to 2.5
0.5 to 2.0
Lead (Pb), % 0 to 0.5
0 to 1.5
Manganese (Mn), % 0 to 1.5
1.0 to 3.5
Nickel (Ni), % 0
0 to 2.5
Phosphorus (P), % 0 to 0.5
0
Silicon (Si), % 1.0 to 5.0
0 to 1.0
Tin (Sn), % 0 to 1.0
0 to 1.0
Zinc (Zn), % 0 to 5.0
18.9 to 41