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Grade CW6M Nickel vs. SAE-AISI 9254 Steel

Grade CW6M nickel belongs to the nickel alloys classification, while SAE-AISI 9254 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 CW6M nickel and the bottom bar is SAE-AISI 9254 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 29
20
Fatigue Strength, MPa 210
280
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
72
Tensile Strength: Ultimate (UTS), MPa 560
660
Tensile Strength: Yield (Proof), MPa 310
410

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 970
410
Melting Completion (Liquidus), °C 1530
1440
Melting Onset (Solidus), °C 1470
1400
Specific Heat Capacity, J/kg-K 430
480
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 65
2.2
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 13
1.5
Embodied Energy, MJ/kg 170
20
Embodied Water, L/kg 300
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 220
450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 17
22
Thermal Shock Resistance, points 16
20

Alloy Composition

Carbon (C), % 0 to 0.070
0.51 to 0.59
Chromium (Cr), % 17 to 20
0.6 to 0.8
Iron (Fe), % 0 to 3.0
96.1 to 97.1
Manganese (Mn), % 0 to 1.0
0.6 to 0.8
Molybdenum (Mo), % 17 to 20
0
Nickel (Ni), % 54.9 to 66
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
1.2 to 1.6
Sulfur (S), % 0 to 0.030
0 to 0.040