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C63200 Bronze vs. C87500 Brass

Both C63200 bronze and C87500 brass are copper alloys. They have 81% of their average alloy composition in common. There are 28 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 C63200 bronze and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17 to 18
18
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 640 to 710
460
Tensile Strength: Yield (Proof), MPa 310 to 350
190

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Maximum Temperature: Mechanical, °C 230
170
Melting Completion (Liquidus), °C 1060
920
Melting Onset (Solidus), °C 1040
820
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 35
28
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.6
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 29
27
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 55
44
Embodied Water, L/kg 380
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95 to 99
67
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 510
160
Stiffness to Weight: Axial, points 7.9
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 21 to 24
16
Strength to Weight: Bending, points 20 to 21
16
Thermal Diffusivity, mm2/s 9.6
8.3
Thermal Shock Resistance, points 22 to 24
17

Alloy Composition

Aluminum (Al), % 8.7 to 9.5
0 to 0.5
Copper (Cu), % 78.8 to 82.6
79 to 85
Iron (Fe), % 3.5 to 4.3
0
Lead (Pb), % 0 to 0.020
0 to 0.5
Manganese (Mn), % 1.2 to 2.0
0
Nickel (Ni), % 4.0 to 4.8
0
Silicon (Si), % 0 to 0.1
3.0 to 5.0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.5