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SAE-AISI M62 Steel vs. EN 2.4964 Cobalt

SAE-AISI M62 steel belongs to the iron alloys classification, while EN 2.4964 cobalt belongs to the cobalt alloys. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M62 steel and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
86
Tensile Strength: Ultimate (UTS), MPa 830 to 2440
960

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 1650
1630
Melting Onset (Solidus), °C 1600
1550
Specific Heat Capacity, J/kg-K 430
400
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Density, g/cm3 8.5
9.6
Embodied Carbon, kg CO2/kg material 10
9.8
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 110
450

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 27 to 80
28
Strength to Weight: Bending, points 23 to 47
23
Thermal Shock Resistance, points 24 to 71
25

Alloy Composition

Carbon (C), % 1.3 to 1.4
0.050 to 0.15
Chromium (Cr), % 3.5 to 4.0
19 to 21
Cobalt (Co), % 0
46.4 to 58
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.6 to 77.4
0 to 3.0
Manganese (Mn), % 0.15 to 0.4
0 to 2.0
Molybdenum (Mo), % 10 to 11
0
Nickel (Ni), % 0 to 0.3
9.0 to 11
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.15 to 0.4
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 5.8 to 6.5
14 to 16
Vanadium (V), % 1.8 to 2.1
0