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C63020 Bronze vs. C97600 Dairy Metal

Both C63020 bronze and C97600 dairy metal 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 C63020 bronze and the bottom bar is C97600 dairy metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 6.8
11
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 44
46
Tensile Strength: Ultimate (UTS), MPa 1020
310
Tensile Strength: Yield (Proof), MPa 740
140

Thermal Properties

Latent Heat of Fusion, J/g 230
210
Maximum Temperature: Mechanical, °C 230
210
Melting Completion (Liquidus), °C 1070
1140
Melting Onset (Solidus), °C 1020
1110
Specific Heat Capacity, J/kg-K 450
380
Thermal Conductivity, W/m-K 40
22
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
37
Density, g/cm3 8.2
8.8
Embodied Carbon, kg CO2/kg material 3.6
4.6
Embodied Energy, MJ/kg 58
69
Embodied Water, L/kg 390
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
29
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
85
Stiffness to Weight: Axial, points 8.0
7.7
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
9.8
Strength to Weight: Bending, points 27
12
Thermal Diffusivity, mm2/s 11
6.5
Thermal Shock Resistance, points 35
11

Alloy Composition

Aluminum (Al), % 10 to 11
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
63 to 67
Iron (Fe), % 4.0 to 5.5
0 to 1.5
Lead (Pb), % 0 to 0.030
3.0 to 5.0
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.2 to 6.0
19 to 21.5
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.25
3.5 to 4.0
Zinc (Zn), % 0 to 0.3
3.0 to 9.0
Residuals, % 0
0 to 0.3