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C92300 Bronze vs. C69430 Brass

Both C92300 bronze and C69430 brass are copper alloys. They have 86% 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 C92300 bronze and the bottom bar is C69430 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 19
17
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 300
570
Tensile Strength: Yield (Proof), MPa 140
280

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 1000
920
Melting Onset (Solidus), °C 850
820
Specific Heat Capacity, J/kg-K 370
410
Thermal Conductivity, W/m-K 75
26
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 12
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 33
27
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 56
44
Embodied Water, L/kg 370
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 47
80
Resilience: Unit (Modulus of Resilience), kJ/m3 86
340
Stiffness to Weight: Axial, points 6.9
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.5
19
Strength to Weight: Bending, points 11
18
Thermal Diffusivity, mm2/s 23
7.7
Thermal Shock Resistance, points 11
20

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 85 to 89
80 to 83
Iron (Fe), % 0 to 0.25
0 to 0.2
Lead (Pb), % 0.3 to 1.0
0 to 0.3
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
3.5 to 4.5
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 7.5 to 9.0
0
Zinc (Zn), % 2.5 to 5.0
11.4 to 16.5
Residuals, % 0
0 to 0.5