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C86300 Bronze vs. C74500 Nickel Silver

Both C86300 bronze and C74500 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 (5, in this case) are not shown.

For each property being compared, the top bar is C86300 bronze and the bottom bar is C74500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 14
3.0 to 24
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 850
390 to 700
Tensile Strength: Yield (Proof), MPa 480
380 to 600

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 920
1020
Melting Onset (Solidus), °C 890
970
Specific Heat Capacity, J/kg-K 420
390
Thermal Conductivity, W/m-K 35
45
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 3.0
3.4
Embodied Energy, MJ/kg 51
54
Embodied Water, L/kg 360
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
12 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1030
620 to 1540
Stiffness to Weight: Axial, points 7.8
7.7
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 30
13 to 23
Strength to Weight: Bending, points 25
14 to 21
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 28
13 to 23

Alloy Composition

Aluminum (Al), % 5.0 to 7.5
0
Copper (Cu), % 60 to 66
63.5 to 66.5
Iron (Fe), % 2.0 to 4.0
0 to 0.25
Lead (Pb), % 0 to 0.2
0 to 0.1
Manganese (Mn), % 2.5 to 5.0
0 to 0.5
Nickel (Ni), % 0 to 1.0
9.0 to 11
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 22 to 28
21.2 to 27.5
Residuals, % 0 to 1.0
0 to 0.5