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Nickel 908 vs. S44535 Stainless Steel

Nickel 908 belongs to the nickel alloys classification, while S44535 stainless steel belongs to the iron alloys. They have 46% of their average alloy composition in common. There are 29 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 908 and the bottom bar is S44535 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 11
28
Fatigue Strength, MPa 450
210
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 70
78
Shear Strength, MPa 800
290
Tensile Strength: Ultimate (UTS), MPa 1340
450
Tensile Strength: Yield (Proof), MPa 930
290

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Mechanical, °C 920
1000
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 11
21
Thermal Expansion, µm/m-K 8.6
11

Otherwise Unclassified Properties

Base Metal Price, % relative 50
11
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 9.3
2.4
Embodied Energy, MJ/kg 140
34
Embodied Water, L/kg 170
140

Common Calculations

PREN (Pitting Resistance) 4.2
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 2340
200
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 45
16
Strength to Weight: Bending, points 33
17
Thermal Diffusivity, mm2/s 2.9
5.6
Thermal Shock Resistance, points 61
15

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0 to 0.5
Boron (B), % 0 to 0.012
0
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 3.8 to 4.5
20 to 24
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 35.6 to 44.6
73.2 to 79.6
Lanthanum (La), % 0
0.040 to 0.2
Manganese (Mn), % 0 to 1.0
0.3 to 0.8
Nickel (Ni), % 47 to 51
0
Niobium (Nb), % 2.7 to 3.3
0
Phosphorus (P), % 0 to 0.015
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.020
Titanium (Ti), % 1.2 to 1.8
0.030 to 0.2