MakeItFrom.com
Menu (ESC)

R30016 Cobalt vs. N07716 Nickel

R30016 cobalt belongs to the cobalt alloys classification, while N07716 nickel belongs to the nickel alloys. They have a modest 24% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is R30016 cobalt and the bottom bar is N07716 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 8.4
34
Fatigue Strength, MPa 290
690
Poisson's Ratio 0.28
0.29
Reduction in Area, % 8.0
46
Shear Modulus, GPa 85
78
Tensile Strength: Ultimate (UTS), MPa 1010
860
Tensile Strength: Yield (Proof), MPa 580
350

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Melting Completion (Liquidus), °C 1360
1480
Melting Onset (Solidus), °C 1270
1430
Specific Heat Capacity, J/kg-K 450
440
Thermal Conductivity, W/m-K 15
11
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
1.5

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 7.7
13
Embodied Energy, MJ/kg 110
190
Embodied Water, L/kg 500
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 72
240
Resilience: Unit (Modulus of Resilience), kJ/m3 770
300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 33
28
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 3.9
2.8
Thermal Shock Resistance, points 24
24

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Carbon (C), % 0.9 to 1.4
0 to 0.030
Chromium (Cr), % 28 to 32
19 to 22
Cobalt (Co), % 49.6 to 66.9
0
Iron (Fe), % 0 to 3.0
0 to 11.3
Manganese (Mn), % 0.5 to 2.0
0 to 0.2
Molybdenum (Mo), % 0 to 1.5
7.0 to 9.5
Nickel (Ni), % 0 to 3.0
59 to 63
Niobium (Nb), % 0
2.8 to 4.0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0.2 to 2.0
0 to 0.2
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.6
Tungsten (W), % 3.5 to 5.5
0