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Nickel 617 vs. SAE-AISI 1018 Steel

Nickel 617 belongs to the nickel alloys classification, while SAE-AISI 1018 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 1018 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
17 to 27
Fatigue Strength, MPa 220
180 to 270
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 510
280 to 300
Tensile Strength: Ultimate (UTS), MPa 740
430 to 480
Tensile Strength: Yield (Proof), MPa 280
240 to 400

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 1010
400
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
52
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 75
1.8
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 10
1.4
Embodied Energy, MJ/kg 140
18
Embodied Water, L/kg 350
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
75 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 190
150 to 430
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 24
15 to 17
Strength to Weight: Bending, points 21
16 to 17
Thermal Diffusivity, mm2/s 3.5
14
Thermal Shock Resistance, points 21
14 to 15

Alloy Composition

Aluminum (Al), % 0.8 to 1.5
0
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0.050 to 0.15
0.15 to 0.2
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
98.8 to 99.25
Manganese (Mn), % 0 to 1.0
0.6 to 0.9
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 to 0.050