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C86300 Bronze vs. C77400 Nickel Silver

Both C86300 bronze and C77400 nickel silver are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 71% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C86300 bronze and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 14
25
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 850
570
Tensile Strength: Yield (Proof), MPa 480
250

Thermal Properties

Latent Heat of Fusion, J/g 200
170
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 920
810
Melting Onset (Solidus), °C 890
770
Specific Heat Capacity, J/kg-K 420
390
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
31

Otherwise Unclassified Properties

Base Metal Price, % relative 23
25
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
3.5
Embodied Energy, MJ/kg 51
57
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
290
Stiffness to Weight: Axial, points 7.8
7.7
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 30
20
Strength to Weight: Bending, points 25
19
Thermal Shock Resistance, points 28
18

Alloy Composition

Aluminum (Al), % 5.0 to 7.5
0
Copper (Cu), % 60 to 66
43 to 47
Iron (Fe), % 2.0 to 4.0
0
Lead (Pb), % 0 to 0.2
0 to 0.2
Manganese (Mn), % 2.5 to 5.0
0
Nickel (Ni), % 0 to 1.0
9.0 to 11
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 22 to 28
41.3 to 48
Residuals, % 0 to 1.0
0 to 0.5