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Nickel 617 vs. EN 1.7378 Steel

Nickel 617 belongs to the nickel alloys classification, while EN 1.7378 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 617 and the bottom bar is EN 1.7378 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
17
Fatigue Strength, MPa 220
330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
74
Shear Strength, MPa 510
430
Tensile Strength: Ultimate (UTS), MPa 740
700
Tensile Strength: Yield (Proof), MPa 280
490

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Maximum Temperature: Mechanical, °C 1010
460
Melting Completion (Liquidus), °C 1380
1470
Melting Onset (Solidus), °C 1330
1430
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
39
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 75
4.0
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
2.3
Embodied Energy, MJ/kg 140
33
Embodied Water, L/kg 350
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
110
Resilience: Unit (Modulus of Resilience), kJ/m3 190
630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 24
25
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 3.5
10
Thermal Shock Resistance, points 21
20

Alloy Composition

Aluminum (Al), % 0.8 to 1.5
0 to 0.020
Boron (B), % 0 to 0.0060
0.0015 to 0.0070
Carbon (C), % 0.050 to 0.15
0.050 to 0.1
Chromium (Cr), % 20 to 24
2.2 to 2.6
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
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), % 44.5 to 62
0
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 1.0
0.15 to 0.45
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
0.050 to 0.1
Vanadium (V), % 0
0.2 to 0.3