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Nickel 242 vs. SAE-AISI S7 Steel

Nickel 242 belongs to the nickel alloys classification, while SAE-AISI S7 steel belongs to the iron 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 nickel 242 and the bottom bar is SAE-AISI S7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 84
74
Tensile Strength: Ultimate (UTS), MPa 820
670 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1290
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 11
40
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 75
5.0
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 14
2.3
Embodied Energy, MJ/kg 180
31
Embodied Water, L/kg 290
65

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 25
24 to 72
Strength to Weight: Bending, points 21
22 to 46
Thermal Diffusivity, mm2/s 3.1
11
Thermal Shock Resistance, points 25
22 to 66

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0 to 0.030
0.45 to 0.55
Chromium (Cr), % 7.0 to 9.0
3.0 to 3.5
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 0 to 2.0
91.6 to 94.9
Manganese (Mn), % 0 to 0.8
0.2 to 0.9
Molybdenum (Mo), % 24 to 26
1.3 to 1.8
Nickel (Ni), % 59.3 to 69
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.8
0.2 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0
0 to 0.3