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EN 1.1221 Steel vs. Grade CX2MW Nickel

EN 1.1221 steel belongs to the iron alloys classification, while grade CX2MW nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.1221 steel and the bottom bar is grade CX2MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 10 to 21
34
Fatigue Strength, MPa 240 to 340
260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
84
Tensile Strength: Ultimate (UTS), MPa 730 to 870
620
Tensile Strength: Yield (Proof), MPa 390 to 550
350

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 400
980
Melting Completion (Liquidus), °C 1460
1550
Melting Onset (Solidus), °C 1410
1490
Specific Heat Capacity, J/kg-K 470
430
Thermal Conductivity, W/m-K 48
10
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
65
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.5
12
Embodied Energy, MJ/kg 19
170
Embodied Water, L/kg 47
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
180
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
290
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 26 to 31
19
Strength to Weight: Bending, points 23 to 26
18
Thermal Diffusivity, mm2/s 13
2.7
Thermal Shock Resistance, points 23 to 28
17

Alloy Composition

Carbon (C), % 0.57 to 0.65
0 to 0.020
Chromium (Cr), % 0 to 0.4
20 to 22.5
Iron (Fe), % 97.1 to 98.8
2.0 to 6.0
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
12.5 to 14.5
Nickel (Ni), % 0 to 0.4
51.3 to 63
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.8
Sulfur (S), % 0 to 0.035
0 to 0.025
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35