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Nickel 617 vs. SAE-AISI A2 Steel

Nickel 617 belongs to the nickel alloys classification, while SAE-AISI A2 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is nickel 617 and the bottom bar is SAE-AISI A2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
74
Tensile Strength: Ultimate (UTS), MPa 740
710 to 2040

Thermal Properties

Latent Heat of Fusion, J/g 330
260
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
38
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 75
5.5
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
2.7
Embodied Energy, MJ/kg 140
38
Embodied Water, L/kg 350
73

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
25 to 73
Strength to Weight: Bending, points 21
23 to 46
Thermal Diffusivity, mm2/s 3.5
10
Thermal Shock Resistance, points 21
25 to 71

Alloy Composition

Aluminum (Al), % 0.8 to 1.5
0
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0.050 to 0.15
1.0 to 1.1
Chromium (Cr), % 20 to 24
4.8 to 5.5
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 0 to 3.0
89.4 to 93.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 8.0 to 10
0.9 to 1.4
Nickel (Ni), % 44.5 to 62
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0
0.15 to 0.5