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C65400 Bronze vs. C18400 Copper

Both C65400 bronze and C18400 copper are copper alloys. They have a very high 95% 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 C65400 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, % 2.6 to 47
13 to 50
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 82 to 120
16 to 84
Shear Modulus, GPa 43
44
Shear Strength, MPa 350 to 530
190 to 310
Tensile Strength: Ultimate (UTS), MPa 500 to 1060
270 to 490
Tensile Strength: Yield (Proof), MPa 170 to 910
110 to 480

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1020
1080
Melting Onset (Solidus), °C 960
1070
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 36
320
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
80
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
81

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 45
41
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 480
63 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 3640
54 to 980
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16 to 34
8.5 to 15
Strength to Weight: Bending, points 16 to 27
10 to 16
Thermal Diffusivity, mm2/s 10
94
Thermal Shock Resistance, points 18 to 39
9.6 to 17

Alloy Composition

Arsenic (As), % 0
0 to 0.0050
Calcium (Ca), % 0
0 to 0.0050
Chromium (Cr), % 0.010 to 0.12
0.4 to 1.2
Copper (Cu), % 93.8 to 96.1
97.2 to 99.6
Iron (Fe), % 0
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), % 2.7 to 3.4
0 to 0.1
Tin (Sn), % 1.2 to 1.9
0
Zinc (Zn), % 0 to 0.5
0 to 0.7
Residuals, % 0
0 to 0.5

Comparable Variants