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Grade CW6M Nickel vs. SAE-AISI 1021 Steel

Grade CW6M nickel belongs to the nickel alloys classification, while SAE-AISI 1021 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, 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 1021 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 29
17 to 27
Fatigue Strength, MPa 210
190 to 300
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 560
480 to 530
Tensile Strength: Yield (Proof), MPa 310
260 to 450

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 970
400
Melting Completion (Liquidus), °C 1530
1460
Melting Onset (Solidus), °C 1470
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 65
1.8
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 13
1.4
Embodied Energy, MJ/kg 170
18
Embodied Water, L/kg 300
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
84 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 220
180 to 530
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
17 to 19
Strength to Weight: Bending, points 17
17 to 18
Thermal Shock Resistance, points 16
15 to 17

Alloy Composition

Carbon (C), % 0 to 0.070
0.18 to 0.23
Chromium (Cr), % 17 to 20
0
Iron (Fe), % 0 to 3.0
98.8 to 99.22
Manganese (Mn), % 0 to 1.0
0.6 to 0.9
Molybdenum (Mo), % 17 to 20
0
Nickel (Ni), % 54.9 to 66
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050