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90-silver 10-nickel vs. ASTM B477 Au-Ni-Ag

Both 90-silver 10-nickel and ASTM B477 Au-Ni-Ag are otherwise unclassified metals. They have a modest 25% of their average alloy composition in common, which, by itself, doesn't mean much. There are 17 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 90-silver 10-nickel and the bottom bar is ASTM B477 Au-Ni-Ag.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 82
95
Poisson's Ratio 0.36
0.41
Shear Modulus, GPa 30
34
Tensile Strength: Ultimate (UTS), MPa 250 to 420
310 to 550

Thermal Properties

Latent Heat of Fusion, J/g 130
80
Melting Completion (Liquidus), °C 840
1010
Melting Onset (Solidus), °C 960
930
Specific Heat Capacity, J/kg-K 260
160
Thermal Expansion, µm/m-K 19
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 90
14
Electrical Conductivity: Equal Weight (Specific), % IACS 79
7.5

Otherwise Unclassified Properties

Density, g/cm3 10
17

Common Calculations

Stiffness to Weight: Axial, points 4.4
3.1
Stiffness to Weight: Bending, points 14
8.9
Strength to Weight: Axial, points 6.7 to 11
5.0 to 9.0
Strength to Weight: Bending, points 8.5 to 12
6.0 to 8.8
Thermal Shock Resistance, points 11 to 19
16 to 28

Alloy Composition

Gold (Au), % 0
74.2 to 75.8
Nickel (Ni), % 8.8 to 11
2.6 to 3.4
Silver (Ag), % 89 to 91
21.4 to 22.6
Residuals, % 0
0 to 0.3