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C85400 Brass vs. CC212E Bronze

Both C85400 brass and CC212E 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. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C85400 brass and the bottom bar is CC212E bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
170
Elastic (Young's, Tensile) Modulus, GPa 100
130
Elongation at Break, % 23
20
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
47
Tensile Strength: Ultimate (UTS), MPa 220
710
Tensile Strength: Yield (Proof), MPa 85
310

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 130
220
Melting Completion (Liquidus), °C 940
1080
Melting Onset (Solidus), °C 940
1020
Specific Heat Capacity, J/kg-K 380
440
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 22
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
27
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 46
55
Embodied Water, L/kg 330
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
120
Resilience: Unit (Modulus of Resilience), kJ/m3 35
390
Stiffness to Weight: Axial, points 7.0
8.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 7.5
24
Strength to Weight: Bending, points 9.9
21
Thermal Shock Resistance, points 7.6
22

Alloy Composition

Aluminum (Al), % 0 to 0.35
7.0 to 9.0
Copper (Cu), % 65 to 70
68 to 77
Iron (Fe), % 0 to 0.7
2.0 to 4.0
Lead (Pb), % 1.5 to 3.8
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
8.0 to 15
Nickel (Ni), % 0 to 1.0
1.5 to 4.5
Silicon (Si), % 0 to 0.050
0 to 0.1
Tin (Sn), % 0.5 to 1.5
0 to 0.5
Zinc (Zn), % 24 to 32
0 to 1.0
Residuals, % 0 to 1.1
0