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C77000 Nickel Silver vs. S32950 Stainless Steel

C77000 nickel silver belongs to the copper alloys classification, while S32950 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C77000 nickel silver and the bottom bar is S32950 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 46
80
Tensile Strength: Ultimate (UTS), MPa 420 to 800
780

Thermal Properties

Latent Heat of Fusion, J/g 200
300
Maximum Temperature: Mechanical, °C 180
1100
Melting Completion (Liquidus), °C 1050
1430
Melting Onset (Solidus), °C 1000
1390
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 29
16
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.5
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
17
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 4.1
3.4
Embodied Energy, MJ/kg 63
47
Embodied Water, L/kg 300
180

Common Calculations

Stiffness to Weight: Axial, points 8.1
15
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 14 to 27
28
Strength to Weight: Bending, points 15 to 23
24
Thermal Diffusivity, mm2/s 8.8
4.3
Thermal Shock Resistance, points 15 to 28
21

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
26 to 29
Copper (Cu), % 53.5 to 56.5
0
Iron (Fe), % 0 to 0.25
60.3 to 69.4
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0
1.0 to 2.5
Nickel (Ni), % 16.5 to 19.5
3.5 to 5.2
Nitrogen (N), % 0
0.15 to 0.35
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 22.7 to 30
0
Residuals, % 0 to 0.5
0