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C74400 Nickel Silver vs. C61300 Bronze

Both C74400 nickel silver and C61300 bronze are copper alloys. They have 64% of their average alloy composition in common.

For each property being compared, the top bar is C74400 nickel silver and the bottom bar is C61300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 43
34 to 40
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Shear Strength, MPa 240
370 to 390
Tensile Strength: Ultimate (UTS), MPa 350
550 to 580
Tensile Strength: Yield (Proof), MPa 120
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 140
210
Melting Completion (Liquidus), °C 930
1050
Melting Onset (Solidus), °C 910
1040
Specific Heat Capacity, J/kg-K 390
420
Thermal Conductivity, W/m-K 120
55
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
12
Electrical Conductivity: Equal Weight (Specific), % IACS 29
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.2
8.5
Embodied Carbon, kg CO2/kg material 2.9
3.0
Embodied Energy, MJ/kg 48
49
Embodied Water, L/kg 320
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 63
230 to 410
Stiffness to Weight: Axial, points 7.4
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
18 to 19
Strength to Weight: Bending, points 14
18
Thermal Diffusivity, mm2/s 37
15
Thermal Shock Resistance, points 12
19 to 20

Alloy Composition


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Aluminum (Al), % 0
6.0 to 7.5
Copper (Cu), % 62 to 66
88 to 91.8
Iron (Fe), % 0 to 0.050
2.0 to 3.0
Lead (Pb), % 0 to 0.050
0 to 0.010
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 2.0 to 4.0
0 to 0.15
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0
0.2 to 0.5
Zinc (Zn), % 29.6 to 36
0 to 0.2
Residuals, % 0 to 0.3
0 to 0.2