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C86800 Bronze vs. C84500 Brass

Both C86800 bronze and C84500 brass 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 26 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 C86800 bronze and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 22
28
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 570
240
Tensile Strength: Yield (Proof), MPa 260
97

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
150
Melting Completion (Liquidus), °C 900
980
Melting Onset (Solidus), °C 880
840
Specific Heat Capacity, J/kg-K 400
360
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
16
Electrical Conductivity: Equal Weight (Specific), % IACS 10
17

Otherwise Unclassified Properties

Base Metal Price, % relative 24
28
Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
54
Resilience: Unit (Modulus of Resilience), kJ/m3 310
45
Stiffness to Weight: Axial, points 7.7
6.6
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 20
7.7
Strength to Weight: Bending, points 19
9.8
Thermal Shock Resistance, points 18
8.6

Alloy Composition

Aluminum (Al), % 0 to 2.0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 53.5 to 57
77 to 79
Iron (Fe), % 1.0 to 2.5
0 to 0.4
Lead (Pb), % 0 to 0.2
6.0 to 7.5
Manganese (Mn), % 2.5 to 4.0
0
Nickel (Ni), % 2.5 to 4.0
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 1.0
2.0 to 4.0
Zinc (Zn), % 28.3 to 40.5
10 to 14
Residuals, % 0
0 to 0.7