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C77000 Nickel Silver vs. S40977 Stainless Steel

C77000 nickel silver belongs to the copper alloys classification, while S40977 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C77000 nickel silver and the bottom bar is S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.31
0.28
Rockwell B Hardness 52 to 99
76
Shear Modulus, GPa 46
76
Tensile Strength: Ultimate (UTS), MPa 420 to 800
510

Thermal Properties

Latent Heat of Fusion, J/g 200
270
Maximum Temperature: Mechanical, °C 180
720
Melting Completion (Liquidus), °C 1050
1440
Melting Onset (Solidus), °C 1000
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 29
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 6.0
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
6.5
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.9
Embodied Energy, MJ/kg 63
27
Embodied Water, L/kg 300
97

Common Calculations

Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 14 to 27
18
Strength to Weight: Bending, points 15 to 23
18
Thermal Diffusivity, mm2/s 8.8
6.7
Thermal Shock Resistance, points 15 to 28
18

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 53.5 to 56.5
0
Iron (Fe), % 0 to 0.25
83.9 to 89.2
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.5
0 to 1.5
Nickel (Ni), % 16.5 to 19.5
0.3 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 22.7 to 30
0
Residuals, % 0 to 0.5
0