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C21000 Brass vs. CC334G Bronze

Both C21000 brass and CC334G bronze are copper alloys. They have 79% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C21000 brass and the bottom bar is CC334G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 2.9 to 50
5.6
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
45
Tensile Strength: Ultimate (UTS), MPa 240 to 450
810
Tensile Strength: Yield (Proof), MPa 69 to 440
410

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 190
240
Melting Completion (Liquidus), °C 1070
1080
Melting Onset (Solidus), °C 1050
1020
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 230
41
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 57
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 42
59
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
38
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 830
710
Stiffness to Weight: Axial, points 7.2
8.1
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.4 to 14
28
Strength to Weight: Bending, points 9.6 to 15
24
Thermal Diffusivity, mm2/s 69
11
Thermal Shock Resistance, points 8.1 to 15
28

Alloy Composition

Aluminum (Al), % 0
10 to 12
Copper (Cu), % 94 to 96
72 to 84.5
Iron (Fe), % 0 to 0.050
3.0 to 7.0
Lead (Pb), % 0 to 0.030
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 2.5
Nickel (Ni), % 0
4.0 to 7.5
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 3.7 to 6.0
0 to 0.5
Residuals, % 0 to 0.2
0