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C18400 Copper vs. C94700 Bronze

Both C18400 copper and C94700 bronze are copper alloys. 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 (2, in this case) are not shown.

For each property being compared, the top bar is C18400 copper and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 13 to 50
7.9 to 32
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
43
Tensile Strength: Ultimate (UTS), MPa 270 to 490
350 to 590
Tensile Strength: Yield (Proof), MPa 110 to 480
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
190
Melting Completion (Liquidus), °C 1080
1030
Melting Onset (Solidus), °C 1070
900
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 320
54
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
12
Electrical Conductivity: Equal Weight (Specific), % IACS 81
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
34
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
56
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 120
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 54 to 980
110 to 700
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.5 to 15
11 to 19
Strength to Weight: Bending, points 10 to 16
13 to 18
Thermal Diffusivity, mm2/s 94
16
Thermal Shock Resistance, points 9.6 to 17
12 to 21

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.15
Arsenic (As), % 0 to 0.0050
0
Calcium (Ca), % 0 to 0.0050
0
Chromium (Cr), % 0.4 to 1.2
0
Copper (Cu), % 97.2 to 99.6
85 to 90
Iron (Fe), % 0 to 0.15
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Lithium (Li), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
4.5 to 6.0
Phosphorus (P), % 0 to 0.050
0 to 0.050
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0 to 0.7
1.0 to 2.5
Residuals, % 0
0 to 1.3