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C53800 Bronze vs. C68700 Brass

Both C53800 bronze and C68700 brass are copper alloys. They have 78% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C53800 bronze and the bottom bar is C68700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 830
390
Tensile Strength: Yield (Proof), MPa 660
140

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 980
970
Melting Onset (Solidus), °C 800
930
Specific Heat Capacity, J/kg-K 360
400
Thermal Conductivity, W/m-K 61
100
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
23
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
25

Otherwise Unclassified Properties

Base Metal Price, % relative 37
26
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 3.9
2.8
Embodied Energy, MJ/kg 64
46
Embodied Water, L/kg 420
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 2020
90
Stiffness to Weight: Axial, points 6.8
7.3
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 26
13
Strength to Weight: Bending, points 22
14
Thermal Diffusivity, mm2/s 19
30
Thermal Shock Resistance, points 31
13

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Copper (Cu), % 85.1 to 86.5
76 to 79
Iron (Fe), % 0 to 0.030
0 to 0.060
Lead (Pb), % 0.4 to 0.6
0 to 0.070
Manganese (Mn), % 0 to 0.060
0
Nickel (Ni), % 0 to 0.030
0
Tin (Sn), % 13.1 to 13.9
0
Zinc (Zn), % 0 to 0.12
17.8 to 22.2
Residuals, % 0
0 to 0.5