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AWS BVAg-29 vs. ASTM B617 Coin Silver

Both AWS BVAg-29 and ASTM B617 coin silver are otherwise unclassified metals. They have 71% of their average alloy composition in common. There are 15 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 AWS BVAg-29 and the bottom bar is ASTM B617 coin silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
75
Poisson's Ratio 0.37
0.37
Shear Modulus, GPa 27
28
Tensile Strength: Ultimate (UTS), MPa 180
290 to 520

Thermal Properties

Latent Heat of Fusion, J/g 120
120
Melting Completion (Liquidus), °C 710
870
Melting Onset (Solidus), °C 620
780
Specific Heat Capacity, J/kg-K 270
250
Thermal Expansion, µm/m-K 20
19

Otherwise Unclassified Properties

Density, g/cm3 9.7
10

Common Calculations

Stiffness to Weight: Axial, points 4.2
4.1
Stiffness to Weight: Bending, points 14
14
Strength to Weight: Axial, points 5.2
7.7 to 14
Strength to Weight: Bending, points 7.3
9.3 to 14
Thermal Shock Resistance, points 8.8
14 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Cadmium (Cd), % 0 to 0.0010
0 to 0.050
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 22.5 to 25.5
9.0 to 10.4
Indium (In), % 14 to 15
0
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0 to 0.0020
0 to 0.030
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.0020
0 to 0.020
Silver (Ag), % 60.5 to 62.5
89.6 to 91
Zinc (Zn), % 0 to 0.0010
0 to 0.060
Residuals, % 0
0 to 0.060