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Monel K-500 vs. AWS BAu-5

Monel K-500 belongs to the nickel alloys classification, while AWS BAu-5 belongs to the otherwise unclassified metals. They have a modest 36% 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 (18, in this case) are not shown.

For each property being compared, the top bar is Monel K-500 and the bottom bar is AWS BAu-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
140
Poisson's Ratio 0.32
0.37
Shear Modulus, GPa 61
50
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
210

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Melting Completion (Liquidus), °C 1350
1170
Melting Onset (Solidus), °C 1320
1140
Specific Heat Capacity, J/kg-K 440
280
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Density, g/cm3 8.7
13

Common Calculations

Stiffness to Weight: Axial, points 10
5.8
Stiffness to Weight: Bending, points 21
13
Strength to Weight: Axial, points 21 to 35
4.5
Strength to Weight: Bending, points 19 to 27
6.0
Thermal Shock Resistance, points 21 to 36
9.0

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0
Carbon (C), % 0 to 0.18
0
Copper (Cu), % 27 to 33
0
Gold (Au), % 0
29.5 to 30.5
Iron (Fe), % 0 to 2.0
0
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 63 to 70.4
35.5 to 36.4
Palladium (Pd), % 0
33.5 to 34.5
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.35 to 0.85
0
Residuals, % 0
0 to 0.15