MakeItFrom.com
Menu (ESC)

AWS BAg-28 vs. R30001 Cobalt

AWS BAg-28 belongs to the otherwise unclassified metals classification, while R30001 cobalt belongs to the cobalt alloys. There are 17 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 BAg-28 and the bottom bar is R30001 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 88
220
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 33
86
Tensile Strength: Ultimate (UTS), MPa 150
620

Thermal Properties

Latent Heat of Fusion, J/g 140
310
Melting Completion (Liquidus), °C 710
1530
Melting Onset (Solidus), °C 650
1260
Specific Heat Capacity, J/kg-K 320
430
Thermal Expansion, µm/m-K 21
11

Otherwise Unclassified Properties

Density, g/cm3 8.9
9.0
Embodied Carbon, kg CO2/kg material 40
8.9
Embodied Energy, MJ/kg 630
130

Common Calculations

Stiffness to Weight: Axial, points 5.6
14
Stiffness to Weight: Bending, points 17
22
Strength to Weight: Axial, points 4.7
19
Strength to Weight: Bending, points 7.1
18
Thermal Shock Resistance, points 5.8
19

Alloy Composition

Carbon (C), % 0
2.0 to 3.0
Chromium (Cr), % 0
28 to 32
Cobalt (Co), % 0
43 to 59
Copper (Cu), % 29 to 31
0
Iron (Fe), % 0
0 to 3.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 3.0
Silicon (Si), % 0
0 to 2.0
Silver (Ag), % 39 to 41
0
Tin (Sn), % 1.5 to 2.5
0
Tungsten (W), % 0
11 to 13
Zinc (Zn), % 26 to 30
0
Residuals, % 0 to 0.15
0