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C94300 Bronze vs. C63020 Bronze

Both C94300 bronze and C63020 bronze are copper alloys. They have 71% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C94300 bronze and the bottom bar is C63020 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
120
Elongation at Break, % 9.7
6.8
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 32
44
Tensile Strength: Ultimate (UTS), MPa 180
1020
Tensile Strength: Yield (Proof), MPa 120
740

Thermal Properties

Latent Heat of Fusion, J/g 150
230
Maximum Temperature: Mechanical, °C 110
230
Melting Completion (Liquidus), °C 820
1070
Melting Onset (Solidus), °C 760
1020
Specific Heat Capacity, J/kg-K 320
450
Thermal Conductivity, W/m-K 63
40
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 9.3
8.2
Embodied Carbon, kg CO2/kg material 2.9
3.6
Embodied Energy, MJ/kg 47
58
Embodied Water, L/kg 370
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
63
Resilience: Unit (Modulus of Resilience), kJ/m3 77
2320
Stiffness to Weight: Axial, points 5.2
8.0
Stiffness to Weight: Bending, points 16
20
Strength to Weight: Axial, points 5.2
34
Strength to Weight: Bending, points 7.4
27
Thermal Diffusivity, mm2/s 21
11
Thermal Shock Resistance, points 7.1
35

Alloy Composition

Aluminum (Al), % 0 to 0.0050
10 to 11
Antimony (Sb), % 0 to 0.8
0
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 67 to 72
74.7 to 81.8
Iron (Fe), % 0 to 0.15
4.0 to 5.5
Lead (Pb), % 23 to 27
0 to 0.030
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0 to 1.0
4.2 to 6.0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.5 to 6.0
0 to 0.25
Zinc (Zn), % 0 to 0.8
0 to 0.3
Residuals, % 0
0 to 0.5