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EN 1.1244 Steel vs. Nickel 686

EN 1.1244 steel belongs to the iron alloys classification, while nickel 686 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.1244 steel and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 730 to 770
780

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 400
980
Melting Completion (Liquidus), °C 1450
1380
Melting Onset (Solidus), °C 1410
1340
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 51
9.8
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
70
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 1.4
12
Embodied Energy, MJ/kg 19
170
Embodied Water, L/kg 47
300

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 26 to 28
24
Strength to Weight: Bending, points 23 to 24
21
Thermal Diffusivity, mm2/s 14
2.6
Thermal Shock Resistance, points 23 to 25
21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.65 to 0.75
0 to 0.010
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 98.1 to 99.2
0 to 5.0
Manganese (Mn), % 0.8 to 1.1
0 to 0.75
Molybdenum (Mo), % 0
15 to 17
Nickel (Ni), % 0
49.5 to 63
Oxygen (O), % 0 to 0.0020
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0.020 to 0.25
Tungsten (W), % 0
3.0 to 4.4