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C66900 Brass vs. C95800 Bronze

Both C66900 brass and C95800 bronze are copper alloys. They have 65% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C66900 brass and the bottom bar is C95800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 1.1 to 26
22
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 45
44
Tensile Strength: Ultimate (UTS), MPa 460 to 770
660
Tensile Strength: Yield (Proof), MPa 330 to 760
270

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 150
230
Melting Completion (Liquidus), °C 860
1060
Melting Onset (Solidus), °C 850
1040
Specific Heat Capacity, J/kg-K 400
440
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.8
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 46
55
Embodied Water, L/kg 310
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.6 to 200
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2450
310
Stiffness to Weight: Axial, points 8.1
7.9
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 15 to 26
22
Strength to Weight: Bending, points 16 to 23
20
Thermal Shock Resistance, points 14 to 23
23

Alloy Composition

Aluminum (Al), % 0
8.5 to 9.5
Copper (Cu), % 62.5 to 64.5
79 to 83.2
Iron (Fe), % 0 to 0.25
3.5 to 4.5
Lead (Pb), % 0 to 0.050
0 to 0.030
Manganese (Mn), % 11.5 to 12.5
0.8 to 1.5
Nickel (Ni), % 0
4.0 to 5.0
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 22.5 to 26
0
Residuals, % 0
0 to 0.5