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CC334G Bronze vs. C85900 Brass

Both CC334G bronze and C85900 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 62% of their average alloy composition in common.

For each property being compared, the top bar is CC334G bronze and the bottom bar is C85900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
85
Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 5.6
30
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 810
460
Tensile Strength: Yield (Proof), MPa 410
190

Thermal Properties

Latent Heat of Fusion, J/g 240
170
Maximum Temperature: Mechanical, °C 240
130
Melting Completion (Liquidus), °C 1080
830
Melting Onset (Solidus), °C 1020
790
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 41
89
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
28

Otherwise Unclassified Properties

Base Metal Price, % relative 29
24
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 3.6
2.9
Embodied Energy, MJ/kg 59
49
Embodied Water, L/kg 390
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
110
Resilience: Unit (Modulus of Resilience), kJ/m3 710
170
Stiffness to Weight: Axial, points 8.1
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 28
16
Strength to Weight: Bending, points 24
17
Thermal Diffusivity, mm2/s 11
29
Thermal Shock Resistance, points 28
16

Alloy Composition

Aluminum (Al), % 10 to 12
0.1 to 0.6
Antimony (Sb), % 0
0 to 0.2
Boron (B), % 0
0 to 0.2
Copper (Cu), % 72 to 84.5
58 to 62
Iron (Fe), % 3.0 to 7.0
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 0.090
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 2.5
0 to 0.010
Nickel (Ni), % 4.0 to 7.5
0 to 1.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 0.1
0 to 0.25
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0 to 0.2
0 to 1.5
Zinc (Zn), % 0 to 0.5
31 to 41
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.7