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C84500 Brass vs. CC333G Bronze

Both C84500 brass and CC333G bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 79% of their average alloy composition in common.

For each property being compared, the top bar is C84500 brass and the bottom bar is CC333G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
170
Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 28
13
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 39
45
Tensile Strength: Ultimate (UTS), MPa 240
710
Tensile Strength: Yield (Proof), MPa 97
310

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 150
230
Melting Completion (Liquidus), °C 980
1080
Melting Onset (Solidus), °C 840
1020
Specific Heat Capacity, J/kg-K 360
440
Thermal Conductivity, W/m-K 72
38
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 17
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 2.9
3.5
Embodied Energy, MJ/kg 47
56
Embodied Water, L/kg 340
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
75
Resilience: Unit (Modulus of Resilience), kJ/m3 45
410
Stiffness to Weight: Axial, points 6.6
8.0
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.7
24
Strength to Weight: Bending, points 9.8
21
Thermal Diffusivity, mm2/s 23
10
Thermal Shock Resistance, points 8.6
24

Alloy Composition

Aluminum (Al), % 0 to 0.0050
8.5 to 10.5
Antimony (Sb), % 0 to 0.25
0
Bismuth (Bi), % 0
0 to 0.010
Chromium (Cr), % 0
0 to 0.050
Copper (Cu), % 77 to 79
76 to 83
Iron (Fe), % 0 to 0.4
3.0 to 5.5
Lead (Pb), % 6.0 to 7.5
0 to 0.030
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 3.0
Nickel (Ni), % 0 to 1.0
3.7 to 6.0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.0050
0 to 0.1
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 4.0
0 to 0.1
Zinc (Zn), % 10 to 14
0 to 0.5
Residuals, % 0 to 0.7
0