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Nickel 617 vs. SAE-AISI 1144 Steel

Nickel 617 belongs to the nickel alloys classification, while SAE-AISI 1144 steel belongs to the iron alloys. There are 30 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 nickel 617 and the bottom bar is SAE-AISI 1144 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
11 to 17
Fatigue Strength, MPa 220
280 to 430
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
72
Shear Strength, MPa 510
460 to 510
Tensile Strength: Ultimate (UTS), MPa 740
750 to 840
Tensile Strength: Yield (Proof), MPa 280
420 to 690

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 1010
400
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
51
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 75
1.9
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
1.4
Embodied Energy, MJ/kg 140
19
Embodied Water, L/kg 350
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
91 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 190
480 to 1290
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 24
27 to 30
Strength to Weight: Bending, points 21
23 to 25
Thermal Diffusivity, mm2/s 3.5
14
Thermal Shock Resistance, points 21
22 to 24

Alloy Composition

Aluminum (Al), % 0.8 to 1.5
0
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0.050 to 0.15
0.4 to 0.48
Chromium (Cr), % 20 to 24
0
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
97.5 to 98
Manganese (Mn), % 0 to 1.0
1.4 to 1.7
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 44.5 to 62
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0.24 to 0.33