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EN 1.7221 Steel vs. Grade CZ100 Nickel

EN 1.7221 steel belongs to the iron alloys classification, while grade CZ100 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 1.7221 steel and the bottom bar is grade CZ100 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
180
Elongation at Break, % 11 to 17
11
Fatigue Strength, MPa 290 to 390
68
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
69
Tensile Strength: Ultimate (UTS), MPa 650 to 780
390
Tensile Strength: Yield (Proof), MPa 430 to 630
140

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 420
900
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1420
1300
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 44
73
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
19
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
19

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
60
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.5
10
Embodied Energy, MJ/kg 20
140
Embodied Water, L/kg 51
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 98
35
Resilience: Unit (Modulus of Resilience), kJ/m3 490 to 1050
54
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 23 to 27
12
Strength to Weight: Bending, points 21 to 24
14
Thermal Diffusivity, mm2/s 12
19
Thermal Shock Resistance, points 19 to 23
14

Alloy Composition

Carbon (C), % 0.22 to 0.29
0 to 1.0
Chromium (Cr), % 0.8 to 1.2
0
Copper (Cu), % 0
0 to 1.3
Iron (Fe), % 96.8 to 98.3
0 to 3.0
Manganese (Mn), % 0.5 to 0.8
0 to 1.5
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0
95 to 100
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.6
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030