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R30016 Cobalt vs. Type 1 Magnetic Alloy

R30016 cobalt belongs to the cobalt alloys classification, while Type 1 magnetic alloy belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is R30016 cobalt and the bottom bar is Type 1 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 8.4
4.0 to 38
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 85
72
Tensile Strength: Ultimate (UTS), MPa 1010
500 to 830
Tensile Strength: Yield (Proof), MPa 580
220 to 790

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1360
1420
Melting Onset (Solidus), °C 1270
1370
Specific Heat Capacity, J/kg-K 450
460
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.4

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.3
Embodied Carbon, kg CO2/kg material 7.7
5.6
Embodied Energy, MJ/kg 110
77
Embodied Water, L/kg 500
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 72
33 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 770
130 to 1690
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 33
17 to 28
Strength to Weight: Bending, points 26
17 to 24
Thermal Shock Resistance, points 24
16 to 26

Alloy Composition

Carbon (C), % 0.9 to 1.4
0 to 0.050
Chromium (Cr), % 28 to 32
0 to 0.3
Cobalt (Co), % 49.6 to 66.9
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0 to 3.0
50.7 to 56.5
Manganese (Mn), % 0.5 to 2.0
0 to 0.8
Molybdenum (Mo), % 0 to 1.5
0 to 0.3
Nickel (Ni), % 0 to 3.0
43.5 to 46.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0.2 to 2.0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 3.5 to 5.5
0