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C74000 Nickel Silver vs. ASTM B540 Palladium

C74000 nickel silver belongs to the copper alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C74000 nickel silver and the bottom bar is ASTM B540 palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.32
0.38
Shear Modulus, GPa 44
39
Tensile Strength: Ultimate (UTS), MPa 380 to 590
830 to 1240

Thermal Properties

Latent Heat of Fusion, J/g 200
140
Melting Completion (Liquidus), °C 990
1220
Melting Onset (Solidus), °C 950
1020
Specific Heat Capacity, J/kg-K 390
240
Thermal Expansion, µm/m-K 18
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
4.9 to 5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 42
3.5 to 3.9

Otherwise Unclassified Properties

Density, g/cm3 8.5
13

Common Calculations

Stiffness to Weight: Axial, points 7.7
4.7
Stiffness to Weight: Bending, points 19
12
Strength to Weight: Axial, points 13 to 19
18 to 27
Strength to Weight: Bending, points 14 to 18
15 to 20
Thermal Shock Resistance, points 13 to 19
41 to 61

Alloy Composition

Copper (Cu), % 69 to 73.5
13.5 to 14.5
Gold (Au), % 0
9.5 to 10.5
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 9.0 to 11
0
Palladium (Pd), % 0
34 to 36
Platinum (Pt), % 0
9.5 to 10.5
Silver (Ag), % 0
29 to 31
Zinc (Zn), % 14.2 to 22
0.8 to 1.2
Residuals, % 0
0 to 0.3