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CC497K Bronze vs. C71640 Copper-nickel

Both CC497K bronze and C71640 copper-nickel are copper alloys. They have 67% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CC497K bronze and the bottom bar is C71640 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 93
140
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 34
52
Tensile Strength: Ultimate (UTS), MPa 190
490 to 630
Tensile Strength: Yield (Proof), MPa 91
190 to 460

Thermal Properties

Latent Heat of Fusion, J/g 160
240
Maximum Temperature: Mechanical, °C 130
260
Melting Completion (Liquidus), °C 870
1180
Melting Onset (Solidus), °C 800
1120
Specific Heat Capacity, J/kg-K 330
410
Thermal Conductivity, W/m-K 53
29
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 29
40
Density, g/cm3 9.3
8.9
Embodied Carbon, kg CO2/kg material 3.0
5.0
Embodied Energy, MJ/kg 48
73
Embodied Water, L/kg 370
280

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 45
130 to 750
Stiffness to Weight: Axial, points 5.5
8.7
Stiffness to Weight: Bending, points 16
20
Strength to Weight: Axial, points 5.6
15 to 20
Strength to Weight: Bending, points 7.8
16 to 18
Thermal Diffusivity, mm2/s 17
8.2
Thermal Shock Resistance, points 7.2
16 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.75
0
Copper (Cu), % 67.5 to 77.5
61.7 to 67.8
Iron (Fe), % 0 to 0.25
1.7 to 2.3
Lead (Pb), % 18 to 23
0 to 0.050
Manganese (Mn), % 0 to 0.2
1.5 to 2.5
Nickel (Ni), % 0.5 to 2.5
29 to 32
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 0 to 2.0
0 to 1.0
Residuals, % 0
0 to 0.5