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Nickel 617 vs. S45503 Stainless Steel

Nickel 617 belongs to the nickel alloys classification, while S45503 stainless steel belongs to the iron alloys. They have a modest 23% of their average alloy composition in common, which, by itself, doesn't mean much. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is nickel 617 and the bottom bar is S45503 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
4.6 to 6.8
Fatigue Strength, MPa 220
710 to 800
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
75
Shear Strength, MPa 510
940 to 1070
Tensile Strength: Ultimate (UTS), MPa 740
1610 to 1850
Tensile Strength: Yield (Proof), MPa 280
1430 to 1700

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 1010
760
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1330
1400
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
15
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 10
3.4
Embodied Energy, MJ/kg 140
48
Embodied Water, L/kg 350
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
82 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 24
57 to 65
Strength to Weight: Bending, points 21
39 to 43
Thermal Shock Resistance, points 21
56 to 64

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 0.010
Chromium (Cr), % 20 to 24
11 to 12.5
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
1.5 to 2.5
Iron (Fe), % 0 to 3.0
72.4 to 78.9
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 8.0 to 10
0 to 0.5
Nickel (Ni), % 44.5 to 62
7.5 to 9.5
Niobium (Nb), % 0
0.1 to 0.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.4