MakeItFrom.com
Menu (ESC)

R30001 Cobalt vs. EN 1.4869 Casting Alloy

R30001 cobalt belongs to the cobalt alloys classification, while EN 1.4869 casting alloy belongs to the nickel alloys. They have 50% of their average alloy composition in common. There are 21 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 R30001 cobalt and the bottom bar is EN 1.4869 casting alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 1.0
5.7
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 86
80
Tensile Strength: Ultimate (UTS), MPa 620
540

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Melting Completion (Liquidus), °C 1530
1450
Melting Onset (Solidus), °C 1260
1390
Specific Heat Capacity, J/kg-K 430
460
Thermal Conductivity, W/m-K 15
10
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Density, g/cm3 9.0
8.5
Embodied Carbon, kg CO2/kg material 8.9
7.7
Embodied Energy, MJ/kg 130
110
Embodied Water, L/kg 460
300

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 19
18
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 3.7
2.6
Thermal Shock Resistance, points 19
14

Alloy Composition

Carbon (C), % 2.0 to 3.0
0.45 to 0.55
Chromium (Cr), % 28 to 32
24 to 26
Cobalt (Co), % 43 to 59
14 to 16
Iron (Fe), % 0 to 3.0
11.4 to 23.6
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 3.0
33 to 37
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 2.0
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 11 to 13
4.0 to 6.0