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C75700 Nickel Silver vs. C31600 Bronze

Both C75700 nickel silver and C31600 bronze are copper alloys. They have 74% of their average alloy composition in common.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C31600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.2 to 22
6.7 to 28
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
42
Shear Strength, MPa 350 to 370
170 to 270
Tensile Strength: Ultimate (UTS), MPa 590 to 610
270 to 460
Tensile Strength: Yield (Proof), MPa 470 to 580
80 to 390

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 1040
1040
Melting Onset (Solidus), °C 990
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 40
140
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
32
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
33

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.4
8.8
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 56
43
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
30 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
28 to 690
Stiffness to Weight: Axial, points 7.8
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 19 to 20
8.5 to 15
Strength to Weight: Bending, points 19
11 to 15
Thermal Diffusivity, mm2/s 12
42
Thermal Shock Resistance, points 22 to 23
9.4 to 16

Alloy Composition

Copper (Cu), % 63.5 to 66.5
87.5 to 90.5
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.050
1.3 to 2.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 11 to 13
0.7 to 1.2
Phosphorus (P), % 0
0.040 to 0.1
Zinc (Zn), % 19.2 to 25.5
5.2 to 10.5
Residuals, % 0 to 0.5
0 to 0.4

Comparable Variants