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Grade CW6M Nickel vs. SAE-AISI S2 Steel

Grade CW6M nickel belongs to the nickel alloys classification, while SAE-AISI S2 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (10, 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 S2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
72
Tensile Strength: Ultimate (UTS), MPa 560
670 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Melting Completion (Liquidus), °C 1530
1450
Melting Onset (Solidus), °C 1470
1410
Specific Heat Capacity, J/kg-K 430
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 65
2.6
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 13
2.1
Embodied Energy, MJ/kg 170
30
Embodied Water, L/kg 300
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
24 to 69
Strength to Weight: Bending, points 17
22 to 44
Thermal Shock Resistance, points 16
23 to 68

Alloy Composition

Carbon (C), % 0 to 0.070
0.4 to 0.55
Chromium (Cr), % 17 to 20
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 3.0
96 to 98.1
Manganese (Mn), % 0 to 1.0
0.3 to 0.5
Molybdenum (Mo), % 17 to 20
0.3 to 0.6
Nickel (Ni), % 54.9 to 66
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0.9 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0 to 0.5