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Grade CW6MC Nickel vs. EN 1.7378 Steel

Grade CW6MC nickel belongs to the nickel alloys classification, while EN 1.7378 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade CW6MC nickel and the bottom bar is EN 1.7378 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
17
Fatigue Strength, MPa 210
330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 540
700
Tensile Strength: Yield (Proof), MPa 310
490

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Maximum Temperature: Mechanical, °C 980
460
Melting Completion (Liquidus), °C 1480
1470
Melting Onset (Solidus), °C 1430
1430
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
39
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 80
4.0
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 14
2.3
Embodied Energy, MJ/kg 200
33
Embodied Water, L/kg 290
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 240
630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
25
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 2.8
10
Thermal Shock Resistance, points 15
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0 to 0.060
0.050 to 0.1
Chromium (Cr), % 20 to 23
2.2 to 2.6
Iron (Fe), % 0 to 5.0
94.6 to 96.1
Manganese (Mn), % 0 to 1.0
0.3 to 0.7
Molybdenum (Mo), % 8.0 to 10
0.9 to 1.1
Nickel (Ni), % 55.4 to 68.9
0
Niobium (Nb), % 3.2 to 4.5
0
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.015
0 to 0.020
Silicon (Si), % 0 to 1.0
0.15 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.050 to 0.1
Vanadium (V), % 0
0.2 to 0.3