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Grade CW2M Nickel vs. EN 1.8821 Steel

Grade CW2M nickel belongs to the nickel alloys classification, while EN 1.8821 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 CW2M nickel and the bottom bar is EN 1.8821 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
25
Fatigue Strength, MPa 190
280
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 83
73
Tensile Strength: Ultimate (UTS), MPa 560
530
Tensile Strength: Yield (Proof), MPa 310
390

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 960
400
Melting Completion (Liquidus), °C 1520
1460
Melting Onset (Solidus), °C 1460
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.3
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 12
1.6
Embodied Energy, MJ/kg 170
21
Embodied Water, L/kg 290
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
400
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 16
16

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.030
Carbon (C), % 0 to 0.020
0 to 0.14
Chromium (Cr), % 15 to 17.5
0
Iron (Fe), % 0 to 2.0
96.8 to 99.98
Manganese (Mn), % 0 to 1.0
0 to 1.6
Molybdenum (Mo), % 15 to 17.5
0 to 0.2
Nickel (Ni), % 60.1 to 70
0 to 0.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0
0 to 0.1