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AISI W2 Steel vs. Grade CW12MW Nickel

AISI W2 steel belongs to the iron alloys classification, while grade CW12MW nickel belongs to the nickel 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 AISI W2 steel and the bottom bar is grade CW12MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
85
Tensile Strength: Ultimate (UTS), MPa 580 to 2400
560

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1450
1610
Melting Onset (Solidus), °C 1410
1560
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
70
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 2.0
13
Embodied Energy, MJ/kg 29
180
Embodied Water, L/kg 48
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 21 to 86
17
Strength to Weight: Bending, points 20 to 51
17
Thermal Shock Resistance, points 19 to 80
16

Alloy Composition

Carbon (C), % 0.85 to 1.5
0 to 0.12
Chromium (Cr), % 0 to 0.15
15.5 to 17.5
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 96.2 to 98.6
4.5 to 7.5
Manganese (Mn), % 0.35 to 0.74
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
16 to 18
Nickel (Ni), % 0 to 0.2
49.2 to 60.1
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.1 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0 to 0.15
3.8 to 5.3
Vanadium (V), % 0.15 to 0.35
0.2 to 0.4