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C87800 Brass vs. CC212E Bronze

Both C87800 brass and CC212E bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 74% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C87800 brass and the bottom bar is CC212E bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 25
20
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
47
Tensile Strength: Ultimate (UTS), MPa 590
710
Tensile Strength: Yield (Proof), MPa 350
310

Thermal Properties

Latent Heat of Fusion, J/g 260
230
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 920
1080
Melting Onset (Solidus), °C 820
1020
Specific Heat Capacity, J/kg-K 410
440
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 27
27
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 44
55
Embodied Water, L/kg 300
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
120
Resilience: Unit (Modulus of Resilience), kJ/m3 540
390
Stiffness to Weight: Axial, points 7.4
8.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 20
24
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 21
22

Alloy Composition

Aluminum (Al), % 0 to 0.15
7.0 to 9.0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 80 to 84.2
68 to 77
Iron (Fe), % 0 to 0.15
2.0 to 4.0
Lead (Pb), % 0 to 0.15
0 to 0.050
Magnesium (Mg), % 0 to 0.010
0 to 0.050
Manganese (Mn), % 0 to 0.15
8.0 to 15
Nickel (Ni), % 0 to 0.2
1.5 to 4.5
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 3.8 to 4.2
0 to 0.1
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0 to 0.5
Zinc (Zn), % 12 to 16
0 to 1.0
Residuals, % 0 to 0.5
0