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CC481K Bronze vs. CR019A Copper

Both CC481K bronze and CR019A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% 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 CC481K bronze and the bottom bar is CR019A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 4.5
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 350
220
Tensile Strength: Yield (Proof), MPa 180
130

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 1000
1090
Melting Onset (Solidus), °C 880
1040
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 64
390
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
100
Electrical Conductivity: Equal Weight (Specific), % IACS 10
100

Otherwise Unclassified Properties

Base Metal Price, % relative 35
35
Density, g/cm3 8.7
9.0
Embodied Carbon, kg CO2/kg material 3.7
2.7
Embodied Energy, MJ/kg 60
42
Embodied Water, L/kg 390
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
29
Resilience: Unit (Modulus of Resilience), kJ/m3 150
76
Stiffness to Weight: Axial, points 6.9
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11
6.8
Strength to Weight: Bending, points 13
9.0
Thermal Diffusivity, mm2/s 20
110
Thermal Shock Resistance, points 13
7.8

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.050
0
Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 87 to 89.5
99.874 to 99.92
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.1
0
Phosphorus (P), % 0 to 1.0
0
Silicon (Si), % 0 to 0.010
0
Silver (Ag), % 0
0.080 to 0.12
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 10 to 11.5
0
Zinc (Zn), % 0 to 0.5
0