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Nickel 690 vs. AWS BAu-6

Nickel 690 belongs to the nickel alloys classification, while AWS BAu-6 belongs to the otherwise unclassified metals. They have a modest 22% of their average alloy composition in common, which, by itself, doesn't mean much. There are 15 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is nickel 690 and the bottom bar is AWS BAu-6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.28
0.39
Shear Modulus, GPa 79
43
Tensile Strength: Ultimate (UTS), MPa 640 to 990
190

Thermal Properties

Latent Heat of Fusion, J/g 320
120
Melting Completion (Liquidus), °C 1380
1050
Melting Onset (Solidus), °C 1340
1010
Specific Heat Capacity, J/kg-K 470
210
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Density, g/cm3 8.3
16

Common Calculations

Stiffness to Weight: Axial, points 13
4.0
Stiffness to Weight: Bending, points 24
10
Strength to Weight: Axial, points 21 to 33
3.2
Strength to Weight: Bending, points 20 to 27
4.5
Thermal Shock Resistance, points 16 to 25
8.5

Alloy Composition

Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 27 to 31
0
Copper (Cu), % 0 to 0.5
0
Gold (Au), % 0
69.5 to 70.5
Iron (Fe), % 7.0 to 11
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 58 to 66
21.5 to 22.5
Palladium (Pd), % 0
7.5 to 8.5
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Residuals, % 0
0 to 0.15