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C86300 Bronze vs. C74400 Nickel Silver

Both C86300 bronze and C74400 nickel silver are copper alloys. They have 89% of their average alloy composition in common. There are 28 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 C86300 bronze and the bottom bar is C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 14
43
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 850
350
Tensile Strength: Yield (Proof), MPa 480
120

Thermal Properties

Latent Heat of Fusion, J/g 200
180
Maximum Temperature: Mechanical, °C 160
140
Melting Completion (Liquidus), °C 920
930
Melting Onset (Solidus), °C 890
910
Specific Heat Capacity, J/kg-K 420
390
Thermal Conductivity, W/m-K 35
120
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
26
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
29

Otherwise Unclassified Properties

Base Metal Price, % relative 23
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 51
48
Embodied Water, L/kg 360
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1030
63
Stiffness to Weight: Axial, points 7.8
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 30
12
Strength to Weight: Bending, points 25
14
Thermal Diffusivity, mm2/s 11
37
Thermal Shock Resistance, points 28
12

Alloy Composition

Aluminum (Al), % 5.0 to 7.5
0
Copper (Cu), % 60 to 66
62 to 66
Iron (Fe), % 2.0 to 4.0
0 to 0.050
Lead (Pb), % 0 to 0.2
0 to 0.050
Manganese (Mn), % 2.5 to 5.0
0
Nickel (Ni), % 0 to 1.0
2.0 to 4.0
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 22 to 28
29.6 to 36
Residuals, % 0 to 1.0
0 to 0.3