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C75700 Nickel Silver vs. C63200 Bronze

Both C75700 nickel silver and C63200 bronze are copper alloys. They have 70% of their average alloy composition in common. There are 29 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 C75700 nickel silver and the bottom bar is C63200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.2 to 22
17 to 18
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 45
44
Shear Strength, MPa 350 to 370
390 to 440
Tensile Strength: Ultimate (UTS), MPa 590 to 610
640 to 710
Tensile Strength: Yield (Proof), MPa 470 to 580
310 to 350

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
230
Melting Completion (Liquidus), °C 1040
1060
Melting Onset (Solidus), °C 990
1040
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 40
35
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 56
55
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
95 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
400 to 510
Stiffness to Weight: Axial, points 7.8
7.9
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
21 to 24
Strength to Weight: Bending, points 19
20 to 21
Thermal Diffusivity, mm2/s 12
9.6
Thermal Shock Resistance, points 22 to 23
22 to 24

Alloy Composition

Aluminum (Al), % 0
8.7 to 9.5
Copper (Cu), % 63.5 to 66.5
78.8 to 82.6
Iron (Fe), % 0 to 0.25
3.5 to 4.3
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 0 to 0.5
1.2 to 2.0
Nickel (Ni), % 11 to 13
4.0 to 4.8
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 19.2 to 25.5
0
Residuals, % 0 to 0.5
0 to 0.5