MakeItFrom.com
Menu (ESC)

R30006 Cobalt vs. AISI 410 Stainless Steel

R30006 cobalt belongs to the cobalt alloys classification, while AISI 410 stainless steel belongs to the iron alloys. There are 28 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 R30006 cobalt and the bottom bar is AISI 410 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 1.0
16 to 22
Fatigue Strength, MPa 260
190 to 350
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 85
76
Tensile Strength: Ultimate (UTS), MPa 900
520 to 770
Tensile Strength: Yield (Proof), MPa 540
290 to 580

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1400
1530
Melting Onset (Solidus), °C 1290
1480
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 15
30
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
3.3

Otherwise Unclassified Properties

Calomel Potential, mV -250
-150
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 7.8
1.9
Embodied Energy, MJ/kg 110
27
Embodied Water, L/kg 500
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.8
97 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 670
210 to 860
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 29
19 to 28
Strength to Weight: Bending, points 24
19 to 24
Thermal Diffusivity, mm2/s 3.9
8.1
Thermal Shock Resistance, points 26
18 to 26

Alloy Composition

Carbon (C), % 0.9 to 1.4
0.080 to 0.15
Chromium (Cr), % 27 to 32
11.5 to 13.5
Cobalt (Co), % 48.6 to 68.1
0
Iron (Fe), % 0 to 3.0
83.5 to 88.4
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 3.0
0 to 0.75
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 4.0 to 6.0
0