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C92800 Bronze vs. C84000 Brass

Both C92800 bronze and C84000 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C92800 bronze and the bottom bar is C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 1.0
27
Poisson's Ratio 0.35
0.33
Shear Modulus, GPa 37
42
Tensile Strength: Ultimate (UTS), MPa 280
250
Tensile Strength: Yield (Proof), MPa 210
140

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 960
1040
Melting Onset (Solidus), °C 820
940
Specific Heat Capacity, J/kg-K 350
380
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
16
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
17

Otherwise Unclassified Properties

Base Metal Price, % relative 36
30
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 4.1
3.0
Embodied Energy, MJ/kg 67
49
Embodied Water, L/kg 430
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.5
58
Resilience: Unit (Modulus of Resilience), kJ/m3 210
83
Stiffness to Weight: Axial, points 6.4
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.8
8.2
Strength to Weight: Bending, points 11
10
Thermal Shock Resistance, points 11
9.0

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.25
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 78 to 82
82 to 89
Iron (Fe), % 0 to 0.2
0 to 0.4
Lead (Pb), % 4.0 to 6.0
0 to 0.090
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0 to 0.8
0.5 to 2.0
Phosphorus (P), % 0 to 1.5
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.050
0.1 to 0.65
Tin (Sn), % 15 to 17
2.0 to 4.0
Zinc (Zn), % 0 to 0.8
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7