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CC330G Bronze vs. C68700 Brass

Both CC330G bronze and C68700 brass are copper alloys. They have 80% 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 CC330G 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 42
41
Tensile Strength: Ultimate (UTS), MPa 530
390
Tensile Strength: Yield (Proof), MPa 190
140

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1050
970
Melting Onset (Solidus), °C 1000
930
Specific Heat Capacity, J/kg-K 430
400
Thermal Conductivity, W/m-K 62
100
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
23
Electrical Conductivity: Equal Weight (Specific), % IACS 15
25

Otherwise Unclassified Properties

Base Metal Price, % relative 29
26
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 3.2
2.8
Embodied Energy, MJ/kg 52
46
Embodied Water, L/kg 390
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 170
90
Stiffness to Weight: Axial, points 7.5
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18
13
Strength to Weight: Bending, points 17
14
Thermal Diffusivity, mm2/s 17
30
Thermal Shock Resistance, points 19
13

Alloy Composition

Aluminum (Al), % 8.0 to 10.5
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Copper (Cu), % 87 to 92
76 to 79
Iron (Fe), % 0 to 1.2
0 to 0.060
Lead (Pb), % 0 to 0.3
0 to 0.070
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 0 to 0.5
17.8 to 22.2
Residuals, % 0
0 to 0.5