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C93500 Bronze vs. C84500 Brass

Both C93500 bronze and C84500 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 90% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C93500 bronze and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 15
28
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 38
39
Tensile Strength: Ultimate (UTS), MPa 220
240
Tensile Strength: Yield (Proof), MPa 110
97

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 160
150
Melting Completion (Liquidus), °C 1000
980
Melting Onset (Solidus), °C 850
840
Specific Heat Capacity, J/kg-K 360
360
Thermal Conductivity, W/m-K 70
72
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
16
Electrical Conductivity: Equal Weight (Specific), % IACS 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 9.0
8.7
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 49
47
Embodied Water, L/kg 350
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
54
Resilience: Unit (Modulus of Resilience), kJ/m3 59
45
Stiffness to Weight: Axial, points 6.3
6.6
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 6.9
7.7
Strength to Weight: Bending, points 9.1
9.8
Thermal Diffusivity, mm2/s 22
23
Thermal Shock Resistance, points 8.5
8.6

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.3
0 to 0.25
Copper (Cu), % 83 to 86
77 to 79
Iron (Fe), % 0 to 0.2
0 to 0.4
Lead (Pb), % 8.0 to 10
6.0 to 7.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 1.5
0 to 0.020
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.080
0 to 0.080
Tin (Sn), % 4.3 to 6.0
2.0 to 4.0
Zinc (Zn), % 0 to 2.0
10 to 14
Residuals, % 0
0 to 0.7