MakeItFrom.com
Menu (ESC)

R30001 Cobalt vs. Type 1 Magnetic Alloy

R30001 cobalt belongs to the cobalt alloys classification, while Type 1 magnetic alloy belongs to the iron alloys. There are 21 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 R30001 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, % 1.0
4.0 to 38
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 86
72
Tensile Strength: Ultimate (UTS), MPa 620
500 to 830

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1530
1420
Melting Onset (Solidus), °C 1260
1370
Specific Heat Capacity, J/kg-K 430
460
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
3.4

Otherwise Unclassified Properties

Density, g/cm3 9.0
8.3
Embodied Carbon, kg CO2/kg material 8.9
5.6
Embodied Energy, MJ/kg 130
77
Embodied Water, L/kg 460
130

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 19
17 to 28
Strength to Weight: Bending, points 18
17 to 24
Thermal Shock Resistance, points 19
16 to 26

Alloy Composition

Carbon (C), % 2.0 to 3.0
0 to 0.050
Chromium (Cr), % 28 to 32
0 to 0.3
Cobalt (Co), % 43 to 59
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
0 to 0.8
Molybdenum (Mo), % 0 to 1.0
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 to 2.0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 11 to 13
0