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CC497K Bronze vs. C70250 Copper

Both CC497K bronze and C70250 copper are copper alloys. They have 75% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC497K bronze and the bottom bar is C70250 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 93
120
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 34
44
Tensile Strength: Ultimate (UTS), MPa 190
520 to 740

Thermal Properties

Latent Heat of Fusion, J/g 160
220
Maximum Temperature: Mechanical, °C 130
210
Melting Completion (Liquidus), °C 870
1100
Melting Onset (Solidus), °C 800
1080
Specific Heat Capacity, J/kg-K 330
390
Thermal Conductivity, W/m-K 53
170
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
36 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
37 to 51

Otherwise Unclassified Properties

Base Metal Price, % relative 29
31
Density, g/cm3 9.3
8.9
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 48
45
Embodied Water, L/kg 370
310

Common Calculations

Stiffness to Weight: Axial, points 5.5
7.4
Stiffness to Weight: Bending, points 16
18
Strength to Weight: Axial, points 5.6
16 to 23
Strength to Weight: Bending, points 7.8
16 to 21
Thermal Diffusivity, mm2/s 17
49
Thermal Shock Resistance, points 7.2
18 to 26

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.75
0
Copper (Cu), % 67.5 to 77.5
92.7 to 97.5
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 18 to 23
0 to 0.050
Magnesium (Mg), % 0
0.050 to 0.3
Manganese (Mn), % 0 to 0.2
0 to 0.1
Nickel (Ni), % 0.5 to 2.5
2.2 to 4.2
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0.25 to 1.2
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 0 to 2.0
0 to 1.0
Residuals, % 0
0 to 0.5