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Grade N12MV Nickel vs. SAE-AISI 9255 Steel

Grade N12MV nickel belongs to the nickel alloys classification, while SAE-AISI 9255 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 9255 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 6.8
21
Fatigue Strength, MPa 130
270
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 84
72
Tensile Strength: Ultimate (UTS), MPa 600
680
Tensile Strength: Yield (Proof), MPa 310
390

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Mechanical, °C 900
400
Melting Completion (Liquidus), °C 1620
1430
Melting Onset (Solidus), °C 1570
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 10
13

Otherwise Unclassified Properties

Base Metal Price, % relative 75
2.0
Density, g/cm3 9.2
7.7
Embodied Carbon, kg CO2/kg material 16
1.5
Embodied Energy, MJ/kg 200
20
Embodied Water, L/kg 260
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
400
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 17
22
Thermal Shock Resistance, points 19
21

Alloy Composition

Carbon (C), % 0 to 0.12
0.51 to 0.59
Chromium (Cr), % 0 to 1.0
0
Iron (Fe), % 4.0 to 6.0
96.2 to 97
Manganese (Mn), % 0 to 1.0
0.7 to 1.0
Molybdenum (Mo), % 26 to 30
0
Nickel (Ni), % 60.2 to 69.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
1.8 to 2.2
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.2 to 0.6
0