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CC330G Bronze vs. C85400 Brass

Both CC330G bronze and C85400 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 69% of their average alloy composition in common.

For each property being compared, the top bar is CC330G bronze and the bottom bar is C85400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
55
Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 20
23
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 530
220
Tensile Strength: Yield (Proof), MPa 190
85

Thermal Properties

Latent Heat of Fusion, J/g 230
180
Maximum Temperature: Mechanical, °C 220
130
Melting Completion (Liquidus), °C 1050
940
Melting Onset (Solidus), °C 1000
940
Specific Heat Capacity, J/kg-K 430
380
Thermal Conductivity, W/m-K 62
89
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
20
Electrical Conductivity: Equal Weight (Specific), % IACS 15
22

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
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
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
40
Resilience: Unit (Modulus of Resilience), kJ/m3 170
35
Stiffness to Weight: Axial, points 7.5
7.0
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18
7.5
Strength to Weight: Bending, points 17
9.9
Thermal Diffusivity, mm2/s 17
28
Thermal Shock Resistance, points 19
7.6

Alloy Composition

Aluminum (Al), % 8.0 to 10.5
0 to 0.35
Copper (Cu), % 87 to 92
65 to 70
Iron (Fe), % 0 to 1.2
0 to 0.7
Lead (Pb), % 0 to 0.3
1.5 to 3.8
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Silicon (Si), % 0 to 0.2
0 to 0.050
Tin (Sn), % 0 to 0.3
0.5 to 1.5
Zinc (Zn), % 0 to 0.5
24 to 32
Residuals, % 0
0 to 1.1