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SAE-AISI A2 Steel vs. Nickel 617

SAE-AISI A2 steel belongs to the iron alloys classification, while nickel 617 belongs to the nickel 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 SAE-AISI A2 steel and the bottom bar is nickel 617.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

Latent Heat of Fusion, J/g 260
330
Melting Completion (Liquidus), °C 1450
1380
Melting Onset (Solidus), °C 1410
1330
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 38
13
Thermal Expansion, µm/m-K 11
12

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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