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ASTM B628 Ag-Cu vs. R60802 Alloy

Both ASTM B628 Ag-Cu and R60802 alloy are otherwise unclassified metals. There are 14 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 B628 Ag-Cu and the bottom bar is R60802 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
98
Elongation at Break, % 1.1 to 17
22
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 31
36
Tensile Strength: Ultimate (UTS), MPa 350 to 760
430

Thermal Properties

Latent Heat of Fusion, J/g 140
250
Specific Heat Capacity, J/kg-K 280
270
Thermal Expansion, µm/m-K 19
6.0

Otherwise Unclassified Properties

Density, g/cm3 10
6.5

Common Calculations

Stiffness to Weight: Axial, points 4.6
8.3
Stiffness to Weight: Bending, points 14
23
Strength to Weight: Axial, points 9.5 to 21
18
Strength to Weight: Bending, points 11 to 18
19
Thermal Shock Resistance, points 16 to 34
53

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Cadmium (Cd), % 0 to 0.050
0
Chromium (Cr), % 0
0.050 to 0.15
Copper (Cu), % 26.6 to 29
0
Iron (Fe), % 0 to 0.050
0.070 to 0.2
Lead (Pb), % 0 to 0.030
0
Nickel (Ni), % 0 to 0.010
0.030 to 0.080
Phosphorus (P), % 0 to 0.030
0
Silver (Ag), % 71 to 73
0
Tin (Sn), % 0
1.2 to 1.7
Zinc (Zn), % 0 to 0.060
0
Zirconium (Zr), % 0
97.8 to 98.7
Residuals, % 0 to 0.21
0 to 0.11