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C64210 Bronze vs. C72150 Copper-nickel

Both C64210 bronze and C72150 copper-nickel are copper alloys. They have 56% of their average alloy composition in common. There are 29 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 C64210 bronze and the bottom bar is C72150 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
150
Elongation at Break, % 35
29
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
55
Shear Strength, MPa 380
320
Tensile Strength: Ultimate (UTS), MPa 570
490
Tensile Strength: Yield (Proof), MPa 290
210

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 210
600
Melting Completion (Liquidus), °C 1040
1210
Melting Onset (Solidus), °C 990
1250
Specific Heat Capacity, J/kg-K 430
410
Thermal Conductivity, W/m-K 48
22
Thermal Expansion, µm/m-K 18
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 14
3.6

Otherwise Unclassified Properties

Base Metal Price, % relative 29
45
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 3.0
6.1
Embodied Energy, MJ/kg 49
88
Embodied Water, L/kg 360
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
120
Resilience: Unit (Modulus of Resilience), kJ/m3 360
150
Stiffness to Weight: Axial, points 7.4
9.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19
15
Strength to Weight: Bending, points 18
15
Thermal Diffusivity, mm2/s 13
6.0
Thermal Shock Resistance, points 21
18

Alloy Composition

Aluminum (Al), % 6.3 to 7.0
0
Arsenic (As), % 0 to 0.15
0
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 89 to 92.2
52.5 to 57
Iron (Fe), % 0 to 0.3
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0 to 0.1
0 to 0.050
Nickel (Ni), % 0 to 0.25
43 to 46
Silicon (Si), % 1.5 to 2.0
0 to 0.5
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.5
0 to 0.2
Residuals, % 0
0 to 0.5