MakeItFrom.com
Menu (ESC)

Nickel 689 vs. R30016 Cobalt

Nickel 689 belongs to the nickel alloys classification, while R30016 cobalt belongs to the cobalt alloys. They have a modest 33% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is nickel 689 and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
220
Elongation at Break, % 23
8.4
Fatigue Strength, MPa 420
290
Poisson's Ratio 0.29
0.28
Reduction in Area, % 21
8.0
Shear Modulus, GPa 80
85
Tensile Strength: Ultimate (UTS), MPa 1250
1010
Tensile Strength: Yield (Proof), MPa 690
580

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1390
1270
Specific Heat Capacity, J/kg-K 450
450
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 11
7.7
Embodied Energy, MJ/kg 150
110
Embodied Water, L/kg 330
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
72
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
770
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 41
33
Strength to Weight: Bending, points 30
26
Thermal Shock Resistance, points 35
24

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.1 to 0.2
0.9 to 1.4
Chromium (Cr), % 18 to 20
28 to 32
Cobalt (Co), % 9.0 to 11
49.6 to 66.9
Iron (Fe), % 0 to 5.0
0 to 3.0
Manganese (Mn), % 0 to 0.5
0.5 to 2.0
Molybdenum (Mo), % 9.0 to 10.5
0 to 1.5
Nickel (Ni), % 48.3 to 60.9
0 to 3.0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.5
0.2 to 2.0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 2.3 to 2.8
0
Tungsten (W), % 0
3.5 to 5.5