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C77100 Nickel Silver vs. S21904 Stainless Steel

C77100 nickel silver belongs to the copper alloys classification, while S21904 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C77100 nickel silver and the bottom bar is S21904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 45
78
Tensile Strength: Ultimate (UTS), MPa 600
700 to 1000
Tensile Strength: Yield (Proof), MPa 540
390 to 910

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 150
980
Melting Completion (Liquidus), °C 990
1400
Melting Onset (Solidus), °C 950
1350
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 40
14
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 27
15
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 3.5
3.0
Embodied Energy, MJ/kg 56
43
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 1280
380 to 2070
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 21
25 to 36
Strength to Weight: Bending, points 20
23 to 29
Thermal Diffusivity, mm2/s 13
3.8
Thermal Shock Resistance, points 19
15 to 21

Alloy Composition

Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
19 to 21.5
Copper (Cu), % 52 to 56
0
Iron (Fe), % 0
59.5 to 67.4
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0 to 0.9
8.0 to 10
Nickel (Ni), % 9.0 to 12
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 30.6 to 39
0
Residuals, % 0 to 0.5
0