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C77400 Nickel Silver vs. C64700 Bronze

Both C77400 nickel silver and C64700 bronze are copper alloys. They have 47% of their average alloy composition in common. There are 27 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 C77400 nickel silver and the bottom bar is C64700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 25
9.0
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 42
44
Shear Strength, MPa 360
390
Tensile Strength: Ultimate (UTS), MPa 570
660
Tensile Strength: Yield (Proof), MPa 250
560

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 810
1090
Melting Onset (Solidus), °C 770
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
38
Electrical Conductivity: Equal Weight (Specific), % IACS 31
38

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 3.5
2.7
Embodied Energy, MJ/kg 57
43
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
57
Resilience: Unit (Modulus of Resilience), kJ/m3 290
1370
Stiffness to Weight: Axial, points 7.7
7.3
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 20
21
Strength to Weight: Bending, points 19
19
Thermal Shock Resistance, points 18
24

Alloy Composition

Copper (Cu), % 43 to 47
95.8 to 98
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.2
0 to 0.1
Nickel (Ni), % 9.0 to 11
1.6 to 2.2
Silicon (Si), % 0
0.4 to 0.8
Zinc (Zn), % 41.3 to 48
0 to 0.5
Residuals, % 0
0 to 0.5