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C85400 Brass vs. C60800 Bronze

Both C85400 brass and C60800 bronze are copper alloys. They have 68% 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 C85400 brass and the bottom bar is C60800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 23
55
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 220
390
Tensile Strength: Yield (Proof), MPa 85
150

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 130
210
Melting Completion (Liquidus), °C 940
1060
Melting Onset (Solidus), °C 940
1050
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 89
80
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
17
Electrical Conductivity: Equal Weight (Specific), % IACS 22
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 46
48
Embodied Water, L/kg 330
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
170
Resilience: Unit (Modulus of Resilience), kJ/m3 35
94
Stiffness to Weight: Axial, points 7.0
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 7.5
13
Strength to Weight: Bending, points 9.9
14
Thermal Diffusivity, mm2/s 28
23
Thermal Shock Resistance, points 7.6
14

Alloy Composition

Aluminum (Al), % 0 to 0.35
5.0 to 6.5
Arsenic (As), % 0
0.020 to 0.35
Copper (Cu), % 65 to 70
92.5 to 95
Iron (Fe), % 0 to 0.7
0 to 0.1
Lead (Pb), % 1.5 to 3.8
0 to 0.1
Nickel (Ni), % 0 to 1.0
0
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 24 to 32
0
Residuals, % 0
0 to 0.5