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Grade CY40 Nickel vs. AWS BVAg-31

Grade CY40 nickel belongs to the nickel alloys classification, while AWS BVAg-31 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is grade CY40 nickel and the bottom bar is AWS BVAg-31.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
90
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 74
33
Tensile Strength: Ultimate (UTS), MPa 540
180

Thermal Properties

Latent Heat of Fusion, J/g 330
150
Melting Completion (Liquidus), °C 1350
850
Melting Onset (Solidus), °C 1300
820
Specific Heat Capacity, J/kg-K 470
280
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Density, g/cm3 8.4
10

Common Calculations

Stiffness to Weight: Axial, points 13
4.9
Stiffness to Weight: Bending, points 23
15
Strength to Weight: Axial, points 18
4.9
Strength to Weight: Bending, points 18
7.0
Thermal Shock Resistance, points 16
7.8

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0 to 0.4
0 to 0.0050
Chromium (Cr), % 14 to 17
0
Copper (Cu), % 0
31 to 33
Iron (Fe), % 0 to 11
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 67 to 86
0
Palladium (Pd), % 0
8.0 to 12
Phosphorus (P), % 0 to 0.030
0 to 0.0020
Silicon (Si), % 0 to 3.0
0
Silver (Ag), % 0
57 to 59
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 0.0010