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C92700 Bronze vs. C95700 Bronze

Both C92700 bronze and C95700 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 76% 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 C92700 bronze and the bottom bar is C95700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 9.1
23
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
47
Tensile Strength: Ultimate (UTS), MPa 290
680
Tensile Strength: Yield (Proof), MPa 150
310

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 980
990
Melting Onset (Solidus), °C 840
950
Specific Heat Capacity, J/kg-K 370
440
Thermal Conductivity, W/m-K 47
12
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 35
26
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 3.6
3.3
Embodied Energy, MJ/kg 58
54
Embodied Water, L/kg 390
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
130
Resilience: Unit (Modulus of Resilience), kJ/m3 110
390
Stiffness to Weight: Axial, points 6.8
8.5
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 9.1
23
Strength to Weight: Bending, points 11
21
Thermal Diffusivity, mm2/s 15
3.3
Thermal Shock Resistance, points 11
21

Alloy Composition

Aluminum (Al), % 0 to 0.0050
7.0 to 8.5
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 86 to 89
71 to 78.5
Iron (Fe), % 0 to 0.2
2.0 to 4.0
Lead (Pb), % 1.0 to 2.5
0 to 0.030
Manganese (Mn), % 0
11 to 14
Nickel (Ni), % 0 to 1.0
1.5 to 3.0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0 to 0.1
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 0 to 0.7
0
Residuals, % 0
0 to 0.5