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C18400 Copper vs. C67600 Bronze

Both C18400 copper and C67600 bronze are copper alloys. They have 59% of their average alloy composition in common. There are 29 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 C18400 copper and the bottom bar is C67600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 13 to 50
13 to 33
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 44
40
Shear Strength, MPa 190 to 310
270 to 350
Tensile Strength: Ultimate (UTS), MPa 270 to 490
430 to 570
Tensile Strength: Yield (Proof), MPa 110 to 480
170 to 380

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
120
Melting Completion (Liquidus), °C 1080
890
Melting Onset (Solidus), °C 1070
870
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 320
110
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
24
Electrical Conductivity: Equal Weight (Specific), % IACS 81
27

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
47
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 120
63 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 54 to 980
140 to 680
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.5 to 15
15 to 20
Strength to Weight: Bending, points 10 to 16
16 to 19
Thermal Diffusivity, mm2/s 94
35
Thermal Shock Resistance, points 9.6 to 17
14 to 19

Alloy Composition

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
57 to 60
Iron (Fe), % 0 to 0.15
0.4 to 1.3
Lead (Pb), % 0
0.5 to 1.0
Lithium (Li), % 0 to 0.050
0
Manganese (Mn), % 0
0.050 to 0.5
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0 to 0.7
35.2 to 41.6
Residuals, % 0
0 to 0.5