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C40500 Penny Bronze vs. C18400 Copper

Both C40500 penny bronze and C18400 copper are copper alloys. They have a very high 96% of their average alloy composition in common. There are 30 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 C40500 penny bronze and the bottom bar is C18400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 49
13 to 50
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 46 to 82
16 to 84
Shear Modulus, GPa 43
44
Shear Strength, MPa 210 to 310
190 to 310
Tensile Strength: Ultimate (UTS), MPa 270 to 540
270 to 490
Tensile Strength: Yield (Proof), MPa 79 to 520
110 to 480

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 190
200
Melting Completion (Liquidus), °C 1060
1080
Melting Onset (Solidus), °C 1020
1070
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 160
320
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
80
Electrical Conductivity: Equal Weight (Specific), % IACS 42
81

Otherwise Unclassified Properties

Base Metal Price, % relative 30
31
Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 43
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 110
63 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 1200
54 to 980
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.5 to 17
8.5 to 15
Strength to Weight: Bending, points 10 to 17
10 to 16
Thermal Diffusivity, mm2/s 48
94
Thermal Shock Resistance, points 9.5 to 19
9.6 to 17

Alloy Composition

Arsenic (As), % 0
0 to 0.0050
Calcium (Ca), % 0
0 to 0.0050
Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 94 to 96
97.2 to 99.6
Iron (Fe), % 0 to 0.050
0 to 0.15
Lead (Pb), % 0 to 0.050
0
Lithium (Li), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0.7 to 1.3
0
Zinc (Zn), % 2.1 to 5.3
0 to 0.7
Residuals, % 0
0 to 0.5