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C93500 Bronze vs. C87900 Brass

Both C93500 bronze and C87900 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 68% 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 C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 15
25
Poisson's Ratio 0.35
0.31
Shear Modulus, GPa 38
41
Tensile Strength: Ultimate (UTS), MPa 220
480
Tensile Strength: Yield (Proof), MPa 110
240

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 1000
930
Melting Onset (Solidus), °C 850
900
Specific Heat Capacity, J/kg-K 360
390
Thermal Conductivity, W/m-K 70
120
Thermal Expansion, µm/m-K 18
20

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 9.0
8.1
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 49
46
Embodied Water, L/kg 350
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
100
Resilience: Unit (Modulus of Resilience), kJ/m3 59
270
Stiffness to Weight: Axial, points 6.3
7.3
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 6.9
17
Strength to Weight: Bending, points 9.1
17
Thermal Diffusivity, mm2/s 22
37
Thermal Shock Resistance, points 8.5
16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.15
Antimony (Sb), % 0 to 0.3
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 83 to 86
63 to 69.2
Iron (Fe), % 0 to 0.2
0 to 0.4
Lead (Pb), % 8.0 to 10
0 to 0.25
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0 to 1.0
0 to 0.5
Phosphorus (P), % 0 to 1.5
0 to 0.010
Silicon (Si), % 0 to 0.0050
0.8 to 1.2
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 4.3 to 6.0
0 to 0.25
Zinc (Zn), % 0 to 2.0
30 to 36
Residuals, % 0 to 1.0
0