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ASTM B617 Coin Silver vs. Solder Alloy 502

Both ASTM B617 coin silver and solder alloy 502 are otherwise unclassified metals. There are 18 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 ASTM B617 coin silver and the bottom bar is solder alloy 502.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
53
Elongation at Break, % 1.1 to 22
34
Poisson's Ratio 0.37
0.36
Shear Modulus, GPa 28
19
Tensile Strength: Ultimate (UTS), MPa 290 to 520
58

Thermal Properties

Latent Heat of Fusion, J/g 120
66
Melting Completion (Liquidus), °C 870
350
Melting Onset (Solidus), °C 780
220
Specific Heat Capacity, J/kg-K 250
230
Thermal Expansion, µm/m-K 19
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 83
12
Electrical Conductivity: Equal Weight (Specific), % IACS 72
15

Otherwise Unclassified Properties

Density, g/cm3 10
7.4

Common Calculations

Stiffness to Weight: Axial, points 4.1
4.0
Stiffness to Weight: Bending, points 14
17
Strength to Weight: Axial, points 7.7 to 14
2.2
Strength to Weight: Bending, points 9.3 to 14
4.5
Thermal Shock Resistance, points 14 to 25
3.6

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.080
Cadmium (Cd), % 0 to 0.050
0 to 0.0020
Copper (Cu), % 9.0 to 10.4
3.5 to 4.5
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.050
0 to 0.020
Lead (Pb), % 0 to 0.030
0 to 0.070
Nickel (Ni), % 0 to 0.010
0 to 0.010
Phosphorus (P), % 0 to 0.020
0
Silver (Ag), % 89.6 to 91
0.8 to 1.2
Tin (Sn), % 0
93.8 to 95.7
Zinc (Zn), % 0 to 0.060
0 to 0.0010
Residuals, % 0 to 0.060
0