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C74400 Nickel Silver vs. S43940 Stainless Steel

C74400 nickel silver belongs to the copper alloys classification, while S43940 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C74400 nickel silver and the bottom bar is S43940 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 43
21
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 39
77
Shear Strength, MPa 240
310
Tensile Strength: Ultimate (UTS), MPa 350
490
Tensile Strength: Yield (Proof), MPa 120
280

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 140
890
Melting Completion (Liquidus), °C 930
1440
Melting Onset (Solidus), °C 910
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
25
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 29
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 25
12
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.6
Embodied Energy, MJ/kg 48
38
Embodied Water, L/kg 320
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
86
Resilience: Unit (Modulus of Resilience), kJ/m3 63
200
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
18
Strength to Weight: Bending, points 14
18
Thermal Diffusivity, mm2/s 37
6.8
Thermal Shock Resistance, points 12
18

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 18.5
Copper (Cu), % 62 to 66
0
Iron (Fe), % 0 to 0.050
78.2 to 82.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 2.0 to 4.0
0
Niobium (Nb), % 0
0.3 to 0.6
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.1 to 0.6
Zinc (Zn), % 29.6 to 36
0
Residuals, % 0 to 0.3
0