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S21800 Stainless Steel vs. C73100 Nickel Silver

S21800 stainless steel belongs to the iron alloys classification, while C73100 nickel silver belongs to the copper 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 S21800 stainless steel and the bottom bar is C73100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 40
3.4 to 8.0
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
43
Shear Strength, MPa 510
260 to 370
Tensile Strength: Ultimate (UTS), MPa 740
450 to 640
Tensile Strength: Yield (Proof), MPa 390
420 to 590

Thermal Properties

Latent Heat of Fusion, J/g 340
190
Maximum Temperature: Mechanical, °C 900
170
Melting Completion (Liquidus), °C 1360
1030
Melting Onset (Solidus), °C 1310
1000
Specific Heat Capacity, J/kg-K 500
390
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 15
28
Density, g/cm3 7.5
8.4
Embodied Carbon, kg CO2/kg material 3.1
3.0
Embodied Energy, MJ/kg 45
49
Embodied Water, L/kg 150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
21 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 390
790 to 1560
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 26
19
Strength to Weight: Axial, points 27
15 to 21
Strength to Weight: Bending, points 24
15 to 20
Thermal Shock Resistance, points 17
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
70.8 to 78
Iron (Fe), % 59.1 to 65.4
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 7.0 to 9.0
0 to 0.5
Nickel (Ni), % 8.0 to 9.0
4.0 to 6.0
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.060
0
Silicon (Si), % 3.5 to 4.5
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
18 to 22
Residuals, % 0
0 to 0.5