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SAE-AISI O6 Steel vs. EN 2.4951 Nickel

SAE-AISI O6 steel belongs to the iron alloys classification, while EN 2.4951 nickel belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI O6 steel and the bottom bar is EN 2.4951 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 71
76
Tensile Strength: Ultimate (UTS), MPa 670 to 2070
750

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1430
1360
Melting Onset (Solidus), °C 1390
1310
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 43
12
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
60
Density, g/cm3 7.7
8.5
Embodied Carbon, kg CO2/kg material 1.5
9.3
Embodied Energy, MJ/kg 21
130
Embodied Water, L/kg 47
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24 to 74
25
Strength to Weight: Bending, points 22 to 47
22
Thermal Diffusivity, mm2/s 12
3.1
Thermal Shock Resistance, points 22 to 69
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 1.3 to 1.6
0.080 to 0.15
Chromium (Cr), % 0 to 0.3
18 to 21
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 94.6 to 97.7
0 to 5.0
Manganese (Mn), % 0.3 to 1.1
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 0 to 0.3
65.4 to 81.7
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.55 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.2 to 0.6