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C68400 Brass vs. CC212E Bronze

Both C68400 brass and CC212E bronze are copper alloys. They have 64% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C68400 brass and the bottom bar is CC212E bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
170
Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 18
20
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 41
47
Tensile Strength: Ultimate (UTS), MPa 540
710
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 130
220
Melting Completion (Liquidus), °C 840
1080
Melting Onset (Solidus), °C 820
1020
Specific Heat Capacity, J/kg-K 400
440
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 87
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 99
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 23
27
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 47
55
Embodied Water, L/kg 320
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
120
Resilience: Unit (Modulus of Resilience), kJ/m3 460
390
Stiffness to Weight: Axial, points 7.5
8.5
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 18
22

Alloy Composition


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Aluminum (Al), % 0 to 0.5
7.0 to 9.0
Boron (B), % 0.0010 to 0.030
0
Copper (Cu), % 59 to 64
68 to 77
Iron (Fe), % 0 to 1.0
2.0 to 4.0
Lead (Pb), % 0 to 0.090
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0.2 to 1.5
8.0 to 15
Nickel (Ni), % 0 to 0.5
1.5 to 4.5
Phosphorus (P), % 0.030 to 0.3
0
Silicon (Si), % 1.5 to 2.5
0 to 0.1
Tin (Sn), % 0 to 0.5
0 to 0.5
Zinc (Zn), % 28.6 to 39.3
0 to 1.0
Residuals, % 0 to 0.5
0