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AWS BAu-1 vs. EN 2.4964 Cobalt

AWS BAu-1 belongs to the otherwise unclassified metals classification, while EN 2.4964 cobalt belongs to the cobalt alloys. There are 15 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 AWS BAu-1 and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
220
Poisson's Ratio 0.37
0.29
Shear Modulus, GPa 40
86
Tensile Strength: Ultimate (UTS), MPa 210
960

Thermal Properties

Latent Heat of Fusion, J/g 150
290
Melting Completion (Liquidus), °C 1020
1630
Melting Onset (Solidus), °C 990
1550
Specific Heat Capacity, J/kg-K 290
400
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Density, g/cm3 13
9.6

Common Calculations

Stiffness to Weight: Axial, points 4.7
13
Stiffness to Weight: Bending, points 12
21
Strength to Weight: Axial, points 4.5
28
Strength to Weight: Bending, points 6.1
23
Thermal Shock Resistance, points 8.5
25

Alloy Composition

Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
46.4 to 58
Copper (Cu), % 61.9 to 63
0
Gold (Au), % 37 to 38
0
Iron (Fe), % 0
0 to 3.0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Tungsten (W), % 0
14 to 16
Residuals, % 0 to 0.15
0