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C85400 Brass vs. CC332G Bronze

Both C85400 brass and CC332G bronze 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 C85400 brass and the bottom bar is CC332G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
130
Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 23
22
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 220
620
Tensile Strength: Yield (Proof), MPa 85
250

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 130
220
Melting Completion (Liquidus), °C 940
1060
Melting Onset (Solidus), °C 940
1010
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 89
45
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
11
Electrical Conductivity: Equal Weight (Specific), % IACS 22
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 46
55
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
110
Resilience: Unit (Modulus of Resilience), kJ/m3 35
270
Stiffness to Weight: Axial, points 7.0
7.7
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 7.5
21
Strength to Weight: Bending, points 9.9
19
Thermal Diffusivity, mm2/s 28
12
Thermal Shock Resistance, points 7.6
21

Alloy Composition

Aluminum (Al), % 0 to 0.35
8.5 to 10.5
Copper (Cu), % 65 to 70
80 to 86
Iron (Fe), % 0 to 0.7
1.0 to 3.0
Lead (Pb), % 1.5 to 3.8
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0 to 1.0
1.5 to 4.0
Silicon (Si), % 0 to 0.050
0 to 0.2
Tin (Sn), % 0.5 to 1.5
0 to 0.2
Zinc (Zn), % 24 to 32
0 to 0.5
Residuals, % 0 to 1.1
0