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Grade N12MV Nickel vs. SAE-AISI 8642 Steel

Grade N12MV nickel belongs to the nickel alloys classification, while SAE-AISI 8642 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade N12MV nickel and the bottom bar is SAE-AISI 8642 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 6.8
23
Fatigue Strength, MPa 130
270
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 600
580
Tensile Strength: Yield (Proof), MPa 310
380

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 900
410
Melting Completion (Liquidus), °C 1620
1460
Melting Onset (Solidus), °C 1570
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Expansion, µm/m-K 10
13

Otherwise Unclassified Properties

Base Metal Price, % relative 75
2.6
Density, g/cm3 9.2
7.8
Embodied Carbon, kg CO2/kg material 16
1.5
Embodied Energy, MJ/kg 200
20
Embodied Water, L/kg 260
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
390
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 17
20
Thermal Shock Resistance, points 19
17

Alloy Composition

Carbon (C), % 0 to 0.12
0.4 to 0.45
Chromium (Cr), % 0 to 1.0
0.4 to 0.6
Iron (Fe), % 4.0 to 6.0
96.6 to 97.8
Manganese (Mn), % 0 to 1.0
0.75 to 1.0
Molybdenum (Mo), % 26 to 30
0.15 to 0.25
Nickel (Ni), % 60.2 to 69.8
0.4 to 0.7
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.2 to 0.6
0