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C95200 Bronze vs. C87700 Bronze

Both C95200 bronze and C87700 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% 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 C95200 bronze and the bottom bar is C87700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
3.6
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 520
300
Tensile Strength: Yield (Proof), MPa 190
120

Thermal Properties

Latent Heat of Fusion, J/g 230
250
Maximum Temperature: Mechanical, °C 220
180
Melting Completion (Liquidus), °C 1050
980
Melting Onset (Solidus), °C 1040
900
Specific Heat Capacity, J/kg-K 430
400
Thermal Conductivity, W/m-K 50
120
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
45
Electrical Conductivity: Equal Weight (Specific), % IACS 12
48

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 8.3
8.5
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 50
45
Embodied Water, L/kg 380
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
8.6
Resilience: Unit (Modulus of Resilience), kJ/m3 170
64
Stiffness to Weight: Axial, points 7.6
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 17
9.8
Strength to Weight: Bending, points 17
12
Thermal Diffusivity, mm2/s 14
34
Thermal Shock Resistance, points 19
11

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
0
Antimony (Sb), % 0
0 to 0.1
Copper (Cu), % 86 to 89
87.5 to 90.5
Iron (Fe), % 2.5 to 4.0
0 to 0.5
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0
0 to 0.8
Nickel (Ni), % 0
0 to 0.25
Phosphorus (P), % 0
0 to 0.15
Silicon (Si), % 0
2.5 to 3.5
Tin (Sn), % 0
0 to 2.0
Zinc (Zn), % 0
7.0 to 9.0
Residuals, % 0
0 to 0.8