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Grade CW12MW Nickel vs. SAE-AISI A6 Steel

Grade CW12MW nickel belongs to the nickel alloys classification, while SAE-AISI A6 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade CW12MW nickel and the bottom bar is SAE-AISI A6 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 85
73
Tensile Strength: Ultimate (UTS), MPa 560
750 to 1990

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Melting Completion (Liquidus), °C 1610
1460
Melting Onset (Solidus), °C 1560
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
3.7
Density, g/cm3 9.1
7.8
Embodied Carbon, kg CO2/kg material 13
1.8
Embodied Energy, MJ/kg 180
24
Embodied Water, L/kg 280
57

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 17
27 to 71
Strength to Weight: Bending, points 17
23 to 45
Thermal Shock Resistance, points 16
25 to 65

Alloy Composition

Carbon (C), % 0 to 0.12
0.65 to 0.75
Chromium (Cr), % 15.5 to 17.5
0.9 to 1.2
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 4.5 to 7.5
93 to 95.8
Manganese (Mn), % 0 to 1.0
1.8 to 2.5
Molybdenum (Mo), % 16 to 18
0.9 to 1.4
Nickel (Ni), % 49.2 to 60.1
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 3.8 to 5.3
0
Vanadium (V), % 0.2 to 0.4
0