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C93700 Bronze vs. CR022A Copper

Both C93700 bronze and CR022A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 80% of their average alloy composition in common. There are 28 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 C93700 bronze and the bottom bar is CR022A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 99
120
Elongation at Break, % 20
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 130
140

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 930
1090
Melting Onset (Solidus), °C 760
1040
Specific Heat Capacity, J/kg-K 350
390
Thermal Conductivity, W/m-K 47
380
Thermal Expansion, µm/m-K 19
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 33
31
Density, g/cm3 8.9
9.0
Embodied Carbon, kg CO2/kg material 3.5
2.6
Embodied Energy, MJ/kg 57
41
Embodied Water, L/kg 390
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
31
Resilience: Unit (Modulus of Resilience), kJ/m3 79
83
Stiffness to Weight: Axial, points 6.2
7.2
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 7.5
7.1
Strength to Weight: Bending, points 9.6
9.3
Thermal Diffusivity, mm2/s 15
110
Thermal Shock Resistance, points 9.4
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.5
0 to 0.00040
Arsenic (As), % 0
0 to 0.00050
Bismuth (Bi), % 0
0 to 0.00020
Cadmium (Cd), % 0
0 to 0.00010
Copper (Cu), % 78 to 82
99.99 to 99.999
Iron (Fe), % 0 to 0.15
0 to 0.0010
Lead (Pb), % 8.0 to 11
0 to 0.00050
Manganese (Mn), % 0
0 to 0.00050
Nickel (Ni), % 0 to 1.0
0 to 0.0010
Phosphorus (P), % 0 to 1.5
0.0010 to 0.0060
Selenium (Se), % 0
0 to 0.00020
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
0 to 0.0025
Sulfur (S), % 0 to 0.080
0 to 0.0015
Tellurium (Te), % 0
0 to 0.00020
Tin (Sn), % 9.0 to 11
0 to 0.00020
Zinc (Zn), % 0 to 0.8
0 to 0.00010
Residuals, % 0 to 1.0
0