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C92200 Bronze vs. C87300 Bronze

Both C92200 bronze and C87300 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 89% of their average alloy composition in common. There are 28 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 C92200 bronze and the bottom bar is C87300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 25
22
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 41
43
Tensile Strength: Ultimate (UTS), MPa 280
350
Tensile Strength: Yield (Proof), MPa 140
140

Thermal Properties

Latent Heat of Fusion, J/g 190
280
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 990
970
Melting Onset (Solidus), °C 830
820
Specific Heat Capacity, J/kg-K 370
410
Thermal Conductivity, W/m-K 70
28
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
6.1
Electrical Conductivity: Equal Weight (Specific), % IACS 14
6.4

Otherwise Unclassified Properties

Base Metal Price, % relative 32
29
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 3.2
2.7
Embodied Energy, MJ/kg 52
42
Embodied Water, L/kg 360
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
62
Resilience: Unit (Modulus of Resilience), kJ/m3 87
86
Stiffness to Weight: Axial, points 6.9
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.9
11
Strength to Weight: Bending, points 11
13
Thermal Diffusivity, mm2/s 21
8.0
Thermal Shock Resistance, points 9.9
13

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 86 to 90
94 to 95.7
Iron (Fe), % 0 to 0.25
0 to 0.2
Lead (Pb), % 1.0 to 2.0
0 to 0.2
Manganese (Mn), % 0
0.8 to 1.5
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
3.5 to 5.0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 5.5 to 6.5
0
Zinc (Zn), % 3.0 to 5.0
0 to 0.25
Residuals, % 0 to 0.7
0 to 0.5