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C65400 Bronze vs. C90700 Bronze

Both C65400 bronze and C90700 bronze are copper alloys. They have a moderately high 91% 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 C65400 bronze and the bottom bar is C90700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.6 to 47
12
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 500 to 1060
330
Tensile Strength: Yield (Proof), MPa 170 to 910
180

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1020
1000
Melting Onset (Solidus), °C 960
830
Specific Heat Capacity, J/kg-K 400
370
Thermal Conductivity, W/m-K 36
71
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
10
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
35
Density, g/cm3 8.7
8.7
Embodied Carbon, kg CO2/kg material 2.8
3.7
Embodied Energy, MJ/kg 45
60
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 480
34
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 3640
150
Stiffness to Weight: Axial, points 7.3
6.9
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16 to 34
10
Strength to Weight: Bending, points 16 to 27
12
Thermal Diffusivity, mm2/s 10
22
Thermal Shock Resistance, points 18 to 39
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Chromium (Cr), % 0.010 to 0.12
0
Copper (Cu), % 93.8 to 96.1
88 to 90
Iron (Fe), % 0
0 to 0.15
Lead (Pb), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 2.7 to 3.4
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 1.2 to 1.9
10 to 12
Zinc (Zn), % 0 to 0.5
0 to 0.5
Residuals, % 0
0 to 0.6