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C91100 Bronze vs. C96400 Copper-nickel

Both C91100 bronze and C96400 copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 67% of their average alloy composition in common. There are 28 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 C91100 bronze and the bottom bar is C96400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
140
Elongation at Break, % 2.0
25
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 39
51
Tensile Strength: Ultimate (UTS), MPa 240
490
Tensile Strength: Yield (Proof), MPa 170
260

Thermal Properties

Latent Heat of Fusion, J/g 180
240
Maximum Temperature: Mechanical, °C 160
260
Melting Completion (Liquidus), °C 950
1240
Melting Onset (Solidus), °C 820
1170
Specific Heat Capacity, J/kg-K 360
400
Thermal Conductivity, W/m-K 63
28
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 38
45
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 4.2
5.9
Embodied Energy, MJ/kg 69
87
Embodied Water, L/kg 440
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
100
Resilience: Unit (Modulus of Resilience), kJ/m3 140
250
Stiffness to Weight: Axial, points 6.7
8.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.7
15
Strength to Weight: Bending, points 9.9
16
Thermal Diffusivity, mm2/s 20
7.8
Thermal Shock Resistance, points 9.1
17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 82 to 85
62.3 to 71.3
Iron (Fe), % 0 to 0.25
0.25 to 1.5
Lead (Pb), % 0 to 0.25
0 to 0.010
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0 to 0.5
28 to 32
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0 to 1.0
0 to 0.020
Silicon (Si), % 0 to 0.0050
0 to 0.5
Sulfur (S), % 0 to 0.050
0 to 0.020
Tin (Sn), % 15 to 17
0
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.5