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CC494K Bronze vs. CR018A Copper

Both CC494K bronze and CR018A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 83% 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 CC494K bronze and the bottom bar is CR018A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 7.6
15
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 39
43
Tensile Strength: Ultimate (UTS), MPa 210
220
Tensile Strength: Yield (Proof), MPa 94
130

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 970
1090
Melting Onset (Solidus), °C 890
1040
Specific Heat Capacity, J/kg-K 360
390
Thermal Conductivity, W/m-K 63
390
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
100
Electrical Conductivity: Equal Weight (Specific), % IACS 16
100

Otherwise Unclassified Properties

Base Metal Price, % relative 31
33
Density, g/cm3 9.1
9.0
Embodied Carbon, kg CO2/kg material 3.1
2.7
Embodied Energy, MJ/kg 50
42
Embodied Water, L/kg 360
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
29
Resilience: Unit (Modulus of Resilience), kJ/m3 43
76
Stiffness to Weight: Axial, points 6.4
7.2
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 6.5
6.8
Strength to Weight: Bending, points 8.8
9.0
Thermal Diffusivity, mm2/s 19
110
Thermal Shock Resistance, points 7.8
7.8

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), % 78 to 87
99.914 to 99.94
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 8.0 to 10
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0
Silver (Ag), % 0
0.060 to 0.080
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 0 to 2.0
0