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C92800 Bronze vs. C85500 Brass

Both C92800 bronze and C85500 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 27 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 C92800 bronze and the bottom bar is C85500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 1.0
40
Poisson's Ratio 0.35
0.31
Rockwell B Hardness 80
55
Shear Modulus, GPa 37
40
Tensile Strength: Ultimate (UTS), MPa 280
410
Tensile Strength: Yield (Proof), MPa 210
160

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 140
120
Melting Completion (Liquidus), °C 960
900
Melting Onset (Solidus), °C 820
890
Specific Heat Capacity, J/kg-K 350
390
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
26
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
29

Otherwise Unclassified Properties

Base Metal Price, % relative 36
23
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 4.1
2.7
Embodied Energy, MJ/kg 67
46
Embodied Water, L/kg 430
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.5
130
Resilience: Unit (Modulus of Resilience), kJ/m3 210
120
Stiffness to Weight: Axial, points 6.4
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.8
14
Strength to Weight: Bending, points 11
15
Thermal Shock Resistance, points 11
14

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 78 to 82
59 to 63
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 4.0 to 6.0
0 to 0.2
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0 to 0.8
0 to 0.2
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 15 to 17
0 to 0.2
Zinc (Zn), % 0 to 0.8
35.1 to 41
Residuals, % 0
0 to 0.9