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Nickel 617 vs. AISI 403 Stainless Steel

Nickel 617 belongs to the nickel alloys classification, while AISI 403 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is nickel 617 and the bottom bar is AISI 403 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
16 to 25
Fatigue Strength, MPa 220
200 to 340
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 510
340 to 480
Tensile Strength: Ultimate (UTS), MPa 740
530 to 780
Tensile Strength: Yield (Proof), MPa 280
280 to 570

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 1010
740
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
28
Thermal Expansion, µm/m-K 12
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 75
6.5
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
1.9
Embodied Energy, MJ/kg 140
27
Embodied Water, L/kg 350
99

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 190
210 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
19 to 28
Strength to Weight: Bending, points 21
19 to 24
Thermal Diffusivity, mm2/s 3.5
7.6
Thermal Shock Resistance, points 21
20 to 29

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 to 0.15
Chromium (Cr), % 20 to 24
11.5 to 13
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
84.7 to 88.5
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 44.5 to 62
0 to 0.6
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030