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C92800 Bronze vs. C85800 Brass

Both C92800 bronze and C85800 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 66% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C92800 bronze and the bottom bar is C85800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 1.0
15
Poisson's Ratio 0.35
0.31
Rockwell B Hardness 80
56
Shear Modulus, GPa 37
40
Tensile Strength: Ultimate (UTS), MPa 280
380
Tensile Strength: Yield (Proof), MPa 210
210

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
870
Specific Heat Capacity, J/kg-K 350
380
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
20
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
22

Otherwise Unclassified Properties

Base Metal Price, % relative 36
24
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 4.1
2.8
Embodied Energy, MJ/kg 67
47
Embodied Water, L/kg 430
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.5
48
Resilience: Unit (Modulus of Resilience), kJ/m3 210
210
Stiffness to Weight: Axial, points 6.4
7.2
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.8
13
Strength to Weight: Bending, points 11
15
Thermal Shock Resistance, points 11
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.55
Antimony (Sb), % 0 to 0.25
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 78 to 82
57 to 69
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 4.0 to 6.0
0 to 1.5
Manganese (Mn), % 0
0 to 0.25
Nickel (Ni), % 0 to 0.8
0 to 0.5
Phosphorus (P), % 0 to 1.5
0 to 0.010
Silicon (Si), % 0 to 0.0050
0 to 0.25
Sulfur (S), % 0 to 0.050
0 to 0.050
Tin (Sn), % 15 to 17
0 to 1.5
Zinc (Zn), % 0 to 0.8
31 to 41
Residuals, % 0
0 to 1.3