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C69400 Brass vs. C62500 Bronze

Both C69400 brass and C62500 bronze are copper alloys. They have 82% of their average alloy composition in common. There are 29 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 C69400 brass and the bottom bar is C62500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
1.0
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
42
Shear Strength, MPa 350
410
Tensile Strength: Ultimate (UTS), MPa 570
690
Tensile Strength: Yield (Proof), MPa 270
410

Thermal Properties

Latent Heat of Fusion, J/g 260
230
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 920
1050
Melting Onset (Solidus), °C 820
1050
Specific Heat Capacity, J/kg-K 410
460
Thermal Conductivity, W/m-K 26
47
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
10
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
11

Otherwise Unclassified Properties

Base Metal Price, % relative 27
26
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 2.7
3.3
Embodied Energy, MJ/kg 44
55
Embodied Water, L/kg 300
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 340
750
Stiffness to Weight: Axial, points 7.4
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 7.7
13
Thermal Shock Resistance, points 20
24

Alloy Composition


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Aluminum (Al), % 0
12.5 to 13.5
Copper (Cu), % 80 to 83
78.5 to 84
Iron (Fe), % 0 to 0.2
3.5 to 5.5
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 2.0
Silicon (Si), % 3.5 to 4.5
0
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0 to 0.5