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C63020 Bronze vs. C87800 Brass

Both C63020 bronze and C87800 brass are copper alloys. They have 79% 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 C63020 bronze and the bottom bar is C87800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 6.8
25
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 1020
590
Tensile Strength: Yield (Proof), MPa 740
350

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Maximum Temperature: Mechanical, °C 230
170
Melting Completion (Liquidus), °C 1070
920
Melting Onset (Solidus), °C 1020
820
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 40
28
Thermal Expansion, µm/m-K 18
18

Otherwise Unclassified Properties

Base Metal Price, % relative 29
27
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
44
Embodied Water, L/kg 390
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
130
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
540
Stiffness to Weight: Axial, points 8.0
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
20
Strength to Weight: Bending, points 27
19
Thermal Diffusivity, mm2/s 11
8.3
Thermal Shock Resistance, points 35
21

Alloy Composition


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Aluminum (Al), % 10 to 11
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
80 to 84.2
Iron (Fe), % 4.0 to 5.5
0 to 0.15
Lead (Pb), % 0 to 0.030
0 to 0.15
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.5
0 to 0.15
Nickel (Ni), % 4.2 to 6.0
0 to 0.2
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
3.8 to 4.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.25
0 to 0.25
Zinc (Zn), % 0 to 0.3
12 to 16
Residuals, % 0 to 0.5
0 to 0.5