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EN 1.3961 Alloy vs. R30006 Cobalt

EN 1.3961 alloy belongs to the iron alloys classification, while R30006 cobalt belongs to the cobalt alloys. There are 22 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 EN 1.3961 alloy and the bottom bar is R30006 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 31
1.0
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
85
Tensile Strength: Ultimate (UTS), MPa 450
900
Tensile Strength: Yield (Proof), MPa 310
540

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Melting Completion (Liquidus), °C 1430
1400
Melting Onset (Solidus), °C 1390
1290
Specific Heat Capacity, J/kg-K 460
450
Thermal Expansion, µm/m-K 1.3
11

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 4.8
7.8
Embodied Energy, MJ/kg 66
110
Embodied Water, L/kg 110
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
7.8
Resilience: Unit (Modulus of Resilience), kJ/m3 250
670
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 15
29
Strength to Weight: Bending, points 16
24
Thermal Shock Resistance, points 130
26

Alloy Composition

Carbon (C), % 0 to 0.050
0.9 to 1.4
Chromium (Cr), % 0 to 0.25
27 to 32
Cobalt (Co), % 0
48.6 to 68.1
Iron (Fe), % 60.7 to 65
0 to 3.0
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 35 to 37
0 to 3.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.020
0
Tungsten (W), % 0
4.0 to 6.0