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C75700 Nickel Silver vs. C62400 Bronze

Both C75700 nickel silver and C62400 bronze are copper alloys. They have 66% of their average alloy composition in common.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C62400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.2 to 22
11 to 14
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 45
42
Shear Strength, MPa 350 to 370
420 to 440
Tensile Strength: Ultimate (UTS), MPa 590 to 610
690 to 730
Tensile Strength: Yield (Proof), MPa 470 to 580
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 1040
1040
Melting Onset (Solidus), °C 990
1030
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 40
59
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
12
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
13

Otherwise Unclassified Properties

Base Metal Price, % relative 30
27
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 3.6
3.2
Embodied Energy, MJ/kg 56
53
Embodied Water, L/kg 310
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
68 to 77
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
320 to 550
Stiffness to Weight: Axial, points 7.8
7.6
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
23 to 25
Strength to Weight: Bending, points 19
21 to 22
Thermal Diffusivity, mm2/s 12
16
Thermal Shock Resistance, points 22 to 23
25 to 26

Alloy Composition

Aluminum (Al), % 0
10 to 11.5
Copper (Cu), % 63.5 to 66.5
82.8 to 88
Iron (Fe), % 0 to 0.25
2.0 to 4.5
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.5
0 to 0.3
Nickel (Ni), % 11 to 13
0
Silicon (Si), % 0
0 to 0.25
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 19.2 to 25.5
0
Residuals, % 0 to 0.5
0 to 0.5