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AWS BAg-7 vs. EN 2.4964 Cobalt

AWS BAg-7 belongs to the otherwise unclassified metals classification, while EN 2.4964 cobalt belongs to the cobalt alloys. There are 17 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-7 and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
220
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 31
86
Tensile Strength: Ultimate (UTS), MPa 150
960

Thermal Properties

Latent Heat of Fusion, J/g 130
290
Melting Completion (Liquidus), °C 650
1630
Melting Onset (Solidus), °C 620
1550
Specific Heat Capacity, J/kg-K 290
400
Thermal Expansion, µm/m-K 20
12

Otherwise Unclassified Properties

Density, g/cm3 9.3
9.6
Embodied Carbon, kg CO2/kg material 55
9.8
Embodied Energy, MJ/kg 860
140

Common Calculations

Stiffness to Weight: Axial, points 4.9
13
Stiffness to Weight: Bending, points 16
21
Strength to Weight: Axial, points 4.5
28
Strength to Weight: Bending, points 6.7
23
Thermal Shock Resistance, points 6.4
25

Alloy Composition


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Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
46.4 to 58
Copper (Cu), % 21 to 23
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
Silver (Ag), % 55 to 57
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 4.5 to 5.5
0
Tungsten (W), % 0
14 to 16
Zinc (Zn), % 15 to 19
0
Residuals, % 0 to 0.15
0