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CC495K Bronze vs. CR025A Copper

Both CC495K bronze and CR025A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 79% 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 CC495K bronze and the bottom bar is CR025A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 7.0
15
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 37
43
Tensile Strength: Ultimate (UTS), MPa 240
230
Tensile Strength: Yield (Proof), MPa 120
140

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 930
1090
Melting Onset (Solidus), °C 820
1040
Specific Heat Capacity, J/kg-K 350
390
Thermal Conductivity, W/m-K 48
370
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
99
Electrical Conductivity: Equal Weight (Specific), % IACS 10
99

Otherwise Unclassified Properties

Base Metal Price, % relative 33
31
Density, g/cm3 9.0
9.0
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 58
41
Embodied Water, L/kg 400
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
31
Resilience: Unit (Modulus of Resilience), kJ/m3 68
83
Stiffness to Weight: Axial, points 6.2
7.2
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 7.3
7.1
Strength to Weight: Bending, points 9.4
9.3
Thermal Diffusivity, mm2/s 15
110
Thermal Shock Resistance, points 8.8
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.5
0
Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 76 to 82
99.9 to 99.96
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 8.0 to 11
0 to 0.0050
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.1
0.040 to 0.060
Silicon (Si), % 0 to 0.010
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 0 to 2.0
0