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Commercially Pure Silver vs. EN 1.4588 Stainless Steel

Commercially pure silver belongs to the otherwise unclassified metals classification, while EN 1.4588 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is commercially pure silver and the bottom bar is EN 1.4588 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
200
Elongation at Break, % 1.1 to 29
34
Poisson's Ratio 0.37
0.28
Shear Modulus, GPa 26
80
Tensile Strength: Ultimate (UTS), MPa 190 to 340
540

Thermal Properties

Latent Heat of Fusion, J/g 110
300
Melting Completion (Liquidus), °C 960
1450
Melting Onset (Solidus), °C 960
1410
Specific Heat Capacity, J/kg-K 240
460
Thermal Conductivity, W/m-K 420
15
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 87
1.9

Otherwise Unclassified Properties

Density, g/cm3 10
8.1

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 4.9 to 8.9
18
Strength to Weight: Bending, points 6.9 to 10
18
Thermal Diffusivity, mm2/s 170
4.0
Thermal Shock Resistance, points 9.5 to 17
11

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 0
41.2 to 50.4
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
24 to 26
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 99.9 to 100
0
Sulfur (S), % 0
0 to 0.020
Residuals, % 0 to 0.1
0