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C65400 Bronze vs. C96900 Copper-nickel

Both C65400 bronze and C96900 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C65400 bronze and the bottom bar is C96900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 2.6 to 47
4.5
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
45
Tensile Strength: Ultimate (UTS), MPa 500 to 1060
850
Tensile Strength: Yield (Proof), MPa 170 to 910
830

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 200
210
Melting Completion (Liquidus), °C 1020
1060
Melting Onset (Solidus), °C 960
960
Specific Heat Capacity, J/kg-K 400
380
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 31
39
Density, g/cm3 8.7
8.8
Embodied Carbon, kg CO2/kg material 2.8
4.6
Embodied Energy, MJ/kg 45
72
Embodied Water, L/kg 310
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 480
38
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 3640
2820
Stiffness to Weight: Axial, points 7.3
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 34
27
Strength to Weight: Bending, points 16 to 27
23
Thermal Shock Resistance, points 18 to 39
30

Alloy Composition

Chromium (Cr), % 0.010 to 0.12
0
Copper (Cu), % 93.8 to 96.1
73.6 to 78
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0
0.050 to 0.3
Nickel (Ni), % 0
14.5 to 15.5
Niobium (Nb), % 0
0 to 0.1
Silicon (Si), % 2.7 to 3.4
0 to 0.3
Tin (Sn), % 1.2 to 1.9
7.5 to 8.5
Zinc (Zn), % 0 to 0.5
0 to 0.5
Residuals, % 0
0 to 0.5