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C97800 Nickel Silver vs. ASTM B477 Au-Ni-Ag

C97800 nickel silver belongs to the copper alloys classification, while ASTM B477 Au-Ni-Ag belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C97800 nickel silver and the bottom bar is ASTM B477 Au-Ni-Ag.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
95
Elongation at Break, % 10
5.5 to 11
Poisson's Ratio 0.33
0.41
Shear Modulus, GPa 48
34
Tensile Strength: Ultimate (UTS), MPa 370
310 to 550

Thermal Properties

Latent Heat of Fusion, J/g 220
80
Melting Completion (Liquidus), °C 1180
1010
Melting Onset (Solidus), °C 1140
930
Specific Heat Capacity, J/kg-K 390
160
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.0
14
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
7.5

Otherwise Unclassified Properties

Density, g/cm3 8.8
17

Common Calculations

Stiffness to Weight: Axial, points 8.1
3.1
Stiffness to Weight: Bending, points 19
8.9
Strength to Weight: Axial, points 12
5.0 to 9.0
Strength to Weight: Bending, points 13
6.0 to 8.8
Thermal Shock Resistance, points 13
16 to 28

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 64 to 67
0
Gold (Au), % 0
74.2 to 75.8
Iron (Fe), % 0 to 1.5
0
Lead (Pb), % 1.0 to 2.5
0
Nickel (Ni), % 24 to 27
2.6 to 3.4
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.15
0
Silver (Ag), % 0
21.4 to 22.6
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 5.5
0
Zinc (Zn), % 1.0 to 4.0
0
Residuals, % 0
0 to 0.3