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Grade CW6MC Nickel vs. EN 1.6220 Steel

Grade CW6MC nickel belongs to the nickel alloys classification, while EN 1.6220 steel belongs to the iron 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 grade CW6MC nickel and the bottom bar is EN 1.6220 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
23 to 25
Fatigue Strength, MPa 210
240 to 250
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 540
550 to 580
Tensile Strength: Yield (Proof), MPa 310
340

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 980
400
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
52
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 80
2.1
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 14
1.5
Embodied Energy, MJ/kg 200
19
Embodied Water, L/kg 290
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 240
300 to 310
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
19 to 20
Strength to Weight: Bending, points 17
19 to 20
Thermal Diffusivity, mm2/s 2.8
14
Thermal Shock Resistance, points 15
16 to 17

Alloy Composition

Carbon (C), % 0 to 0.060
0.17 to 0.23
Chromium (Cr), % 20 to 23
0
Iron (Fe), % 0 to 5.0
96.7 to 98.8
Manganese (Mn), % 0 to 1.0
1.0 to 1.6
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 55.4 to 68.9
0 to 0.8
Niobium (Nb), % 3.2 to 4.5
0
Phosphorus (P), % 0 to 0.015
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030