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ASTM B617 Coin Silver vs. AWS ERNiCrMo-4

ASTM B617 coin silver belongs to the otherwise unclassified metals classification, while AWS ERNiCrMo-4 belongs to the nickel alloys. There are 16 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 ASTM B617 coin silver and the bottom bar is AWS ERNiCrMo-4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
220
Elongation at Break, % 1.1 to 22
28
Poisson's Ratio 0.37
0.29
Shear Modulus, GPa 28
84
Tensile Strength: Ultimate (UTS), MPa 290 to 520
790

Thermal Properties

Latent Heat of Fusion, J/g 120
310
Melting Completion (Liquidus), °C 870
1590
Melting Onset (Solidus), °C 780
1530
Specific Heat Capacity, J/kg-K 250
410
Thermal Expansion, µm/m-K 19
12

Otherwise Unclassified Properties

Density, g/cm3 10
9.0

Common Calculations

Stiffness to Weight: Axial, points 4.1
13
Stiffness to Weight: Bending, points 14
22
Strength to Weight: Axial, points 7.7 to 14
24
Strength to Weight: Bending, points 9.3 to 14
21
Thermal Shock Resistance, points 14 to 25
22

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
14.5 to 16.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 9.0 to 10.4
0 to 0.5
Iron (Fe), % 0 to 0.050
4.0 to 7.0
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
15 to 17
Nickel (Ni), % 0 to 0.010
50 to 63.5
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0
0 to 0.080
Silver (Ag), % 89.6 to 91
0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
3.0 to 4.5
Vanadium (V), % 0
0 to 0.35
Zinc (Zn), % 0 to 0.060
0
Residuals, % 0 to 0.060
0 to 0.5