Annealed ASTM B596 vs. Annealed ASTM B617

Both annealed ASTM B596 and annealed ASTM B617 are otherwise unclassified metals. Both are furnished in the annealed condition. There are 19 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is annealed ASTM B596 and the bottom bar is annealed ASTM B617.

Annealed ASTM B596 Gold-Copper Alloy Annealed ASTM B617 Coin Silver Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		75

Elongation at Break, %		17
Elongation at Break, %		22

Poisson's Ratio		0.41
Poisson's Ratio		0.37

Shear Modulus, GPa		36
Shear Modulus, GPa		28

Shear Strength, MPa		280
Shear Strength, MPa		180

Tensile Strength: Ultimate (UTS), MPa		450
Tensile Strength: Ultimate (UTS), MPa		290

Thermal Properties

Latent Heat of Fusion, J/g		77
Latent Heat of Fusion, J/g		120

Melting Completion (Liquidus), °C		1060
Melting Completion (Liquidus), °C		870

Melting Onset (Solidus), °C		930
Melting Onset (Solidus), °C		780

Specific Heat Capacity, J/kg-K		150
Specific Heat Capacity, J/kg-K		250

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		14
Electrical Conductivity: Equal Volume, % IACS		83

Electrical Conductivity: Equal Weight (Specific), % IACS		6.7
Electrical Conductivity: Equal Weight (Specific), % IACS		72

Otherwise Unclassified Properties

Density, g/cm³		18
Density, g/cm³		10

Common Calculations

Stiffness to Weight: Axial, points		3.1
Stiffness to Weight: Axial, points		4.1

Stiffness to Weight: Bending, points		8.5
Stiffness to Weight: Bending, points		14

Strength to Weight: Axial, points		6.8
Strength to Weight: Axial, points		7.7

Strength to Weight: Bending, points		7.1
Strength to Weight: Bending, points		9.3

Thermal Shock Resistance, points		22
Thermal Shock Resistance, points		14

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.0050

Cadmium (Cd), %		0
Cadmium (Cd), %		0 to 0.050

Copper (Cu), %		9.0 to 11
Copper (Cu), %		9.0 to 10.4

Gold (Au), %		89 to 91
Gold (Au), %		0

Iron (Fe), %		0
Iron (Fe), %		0 to 0.050

Lead (Pb), %		0
Lead (Pb), %		0 to 0.030

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.010

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.020

Silver (Ag), %		0
Silver (Ag), %		89.6 to 91

Zinc (Zn), %		0
Zinc (Zn), %		0 to 0.060

Residuals, %		0 to 0.4
Residuals, %		0 to 0.060