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AISI 308 Stainless Steel vs. N10675 Nickel

AISI 308 stainless steel belongs to the iron alloys classification, while N10675 nickel belongs to the nickel alloys. There are 31 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 AISI 308 stainless steel and the bottom bar is N10675 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 45
47
Fatigue Strength, MPa 210
350
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 76
88
Shear Modulus, GPa 78
85
Shear Strength, MPa 410
610
Tensile Strength: Ultimate (UTS), MPa 590
860
Tensile Strength: Yield (Proof), MPa 230
400

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 990
910
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1370
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 15
11
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
1.2

Otherwise Unclassified Properties

Base Metal Price, % relative 17
80
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 3.2
16
Embodied Energy, MJ/kg 46
210
Embodied Water, L/kg 150
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
330
Resilience: Unit (Modulus of Resilience), kJ/m3 140
350
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 21
26
Strength to Weight: Bending, points 20
22
Thermal Diffusivity, mm2/s 4.1
3.1
Thermal Shock Resistance, points 13
26

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0 to 0.080
0 to 0.010
Chromium (Cr), % 19 to 21
1.0 to 3.0
Cobalt (Co), % 0
0 to 3.0
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 64.1 to 71
1.0 to 3.0
Manganese (Mn), % 0 to 2.0
0 to 3.0
Molybdenum (Mo), % 0
27 to 32
Nickel (Ni), % 10 to 12
51.3 to 71
Niobium (Nb), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.010
Tantalum (Ta), % 0
0 to 0.2
Titanium (Ti), % 0
0 to 0.2
Tungsten (W), % 0
0 to 3.0
Vanadium (V), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.1