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C95820 Bronze vs. C85900 Brass

Both C95820 bronze and C85900 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 62% 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 C95820 bronze and the bottom bar is C85900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 15
30
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 730
460
Tensile Strength: Yield (Proof), MPa 310
190

Thermal Properties

Latent Heat of Fusion, J/g 230
170
Maximum Temperature: Mechanical, °C 230
130
Melting Completion (Liquidus), °C 1080
830
Melting Onset (Solidus), °C 1020
790
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 38
89
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
28

Otherwise Unclassified Properties

Base Metal Price, % relative 29
24
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 3.5
2.9
Embodied Energy, MJ/kg 56
49
Embodied Water, L/kg 380
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
110
Resilience: Unit (Modulus of Resilience), kJ/m3 400
170
Stiffness to Weight: Axial, points 8.0
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 24
16
Strength to Weight: Bending, points 22
17
Thermal Diffusivity, mm2/s 11
29
Thermal Shock Resistance, points 25
16

Alloy Composition

Aluminum (Al), % 9.0 to 10
0.1 to 0.6
Antimony (Sb), % 0
0 to 0.2
Boron (B), % 0
0 to 0.2
Copper (Cu), % 77.5 to 82.5
58 to 62
Iron (Fe), % 4.0 to 5.0
0 to 0.5
Lead (Pb), % 0 to 0.020
0 to 0.090
Manganese (Mn), % 0 to 1.5
0 to 0.010
Nickel (Ni), % 4.5 to 5.8
0 to 1.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 0.1
0 to 0.25
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0 to 0.020
0 to 1.5
Zinc (Zn), % 0 to 0.2
31 to 41
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.7