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CC334G Bronze vs. CC760S Brass

Both CC334G bronze and CC760S brass 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 CC334G bronze and the bottom bar is CC760S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
51
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 5.6
22
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
42
Tensile Strength: Ultimate (UTS), MPa 810
180
Tensile Strength: Yield (Proof), MPa 410
80

Thermal Properties

Latent Heat of Fusion, J/g 240
190
Maximum Temperature: Mechanical, °C 240
170
Melting Completion (Liquidus), °C 1080
1000
Melting Onset (Solidus), °C 1020
940
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 41
150
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
38
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
40

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 59
43
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
33
Resilience: Unit (Modulus of Resilience), kJ/m3 710
29
Stiffness to Weight: Axial, points 8.1
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 28
5.8
Strength to Weight: Bending, points 24
8.2
Thermal Diffusivity, mm2/s 11
45
Thermal Shock Resistance, points 28
6.2

Alloy Composition

Aluminum (Al), % 10 to 12
0 to 0.010
Arsenic (As), % 0
0.050 to 0.15
Copper (Cu), % 72 to 84.5
83 to 88
Iron (Fe), % 3.0 to 7.0
0 to 0.15
Lead (Pb), % 0 to 0.050
0 to 0.5
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 2.5
0 to 0.1
Nickel (Ni), % 4.0 to 7.5
0 to 0.1
Silicon (Si), % 0 to 0.1
0 to 0.020
Tin (Sn), % 0 to 0.2
0 to 0.3
Zinc (Zn), % 0 to 0.5
10.7 to 17