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C92700 Bronze vs. C71640 Copper-nickel

Both C92700 bronze and C71640 copper-nickel are copper alloys. They have 66% 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 C92700 bronze and the bottom bar is C71640 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
140
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 40
52
Tensile Strength: Ultimate (UTS), MPa 290
490 to 630
Tensile Strength: Yield (Proof), MPa 150
190 to 460

Thermal Properties

Latent Heat of Fusion, J/g 190
240
Maximum Temperature: Mechanical, °C 170
260
Melting Completion (Liquidus), °C 980
1180
Melting Onset (Solidus), °C 840
1120
Specific Heat Capacity, J/kg-K 370
410
Thermal Conductivity, W/m-K 47
29
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 35
40
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 3.6
5.0
Embodied Energy, MJ/kg 58
73
Embodied Water, L/kg 390
280

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 110
130 to 750
Stiffness to Weight: Axial, points 6.8
8.7
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 9.1
15 to 20
Strength to Weight: Bending, points 11
16 to 18
Thermal Diffusivity, mm2/s 15
8.2
Thermal Shock Resistance, points 11
16 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 86 to 89
61.7 to 67.8
Iron (Fe), % 0 to 0.2
1.7 to 2.3
Lead (Pb), % 1.0 to 2.5
0 to 0.050
Manganese (Mn), % 0
1.5 to 2.5
Nickel (Ni), % 0 to 1.0
29 to 32
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 0 to 0.7
0 to 1.0
Residuals, % 0
0 to 0.5