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ASTM B617 Coin Silver vs. C97300 Nickel Silver

ASTM B617 coin silver belongs to the otherwise unclassified metals classification, while C97300 nickel silver belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM B617 coin silver and the bottom bar is C97300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
110
Elongation at Break, % 1.1 to 22
9.0
Poisson's Ratio 0.37
0.33
Shear Modulus, GPa 28
40
Tensile Strength: Ultimate (UTS), MPa 290 to 520
230

Thermal Properties

Latent Heat of Fusion, J/g 120
180
Melting Completion (Liquidus), °C 870
1040
Melting Onset (Solidus), °C 780
1010
Specific Heat Capacity, J/kg-K 250
370
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 83
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 72
6.3

Otherwise Unclassified Properties

Density, g/cm3 10
8.6

Common Calculations

Stiffness to Weight: Axial, points 4.1
7.0
Stiffness to Weight: Bending, points 14
18
Strength to Weight: Axial, points 7.7 to 14
7.6
Strength to Weight: Bending, points 9.3 to 14
9.8
Thermal Shock Resistance, points 14 to 25
8.0

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0
0 to 0.35
Cadmium (Cd), % 0 to 0.050
0
Copper (Cu), % 9.0 to 10.4
53 to 58
Iron (Fe), % 0 to 0.050
0 to 1.5
Lead (Pb), % 0 to 0.030
8.0 to 11
Nickel (Ni), % 0 to 0.010
11 to 14
Phosphorus (P), % 0 to 0.020
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Silver (Ag), % 89.6 to 91
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
1.5 to 3.0
Zinc (Zn), % 0 to 0.060
17 to 25
Residuals, % 0
0 to 1.0