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AWS ERNiCrMo-2 vs. AWS BAu-3

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while AWS BAu-3 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is AWS BAu-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Poisson's Ratio 0.28
0.37
Shear Modulus, GPa 81
41
Tensile Strength: Ultimate (UTS), MPa 750
220

Thermal Properties

Latent Heat of Fusion, J/g 320
160
Melting Completion (Liquidus), °C 1460
1030
Melting Onset (Solidus), °C 1410
970
Specific Heat Capacity, J/kg-K 450
300
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Density, g/cm3 8.4
13

Common Calculations

Stiffness to Weight: Axial, points 14
5.0
Stiffness to Weight: Bending, points 23
13
Strength to Weight: Axial, points 25
4.9
Strength to Weight: Bending, points 22
6.4
Thermal Shock Resistance, points 20
8.7

Alloy Composition

Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 20.5 to 23
0
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
60.9 to 63
Gold (Au), % 0
34.5 to 35.5
Iron (Fe), % 17 to 20
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 40.3 to 53.8
2.5 to 3.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0
0 to 0.15