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Nickel 617 vs. S40977 Stainless Steel

Nickel 617 belongs to the nickel alloys classification, while S40977 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is nickel 617 and the bottom bar is S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
21
Fatigue Strength, MPa 220
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 510
320
Tensile Strength: Ultimate (UTS), MPa 740
510
Tensile Strength: Yield (Proof), MPa 280
310

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 1010
720
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1330
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
25
Thermal Expansion, µm/m-K 12
10

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
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
92
Resilience: Unit (Modulus of Resilience), kJ/m3 190
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 3.5
6.7
Thermal Shock Resistance, points 21
18

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 0.030
Chromium (Cr), % 20 to 24
10.5 to 12.5
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
83.9 to 89.2
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 44.5 to 62
0.3 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015