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N08020 Stainless Steel vs. Nickel 80A

N08020 stainless steel belongs to the iron alloys classification, while nickel 80A belongs to the nickel alloys. They have 57% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is N08020 stainless steel and the bottom bar is nickel 80A.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 15 to 34
22
Fatigue Strength, MPa 210 to 240
430
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 380 to 410
660
Tensile Strength: Ultimate (UTS), MPa 610 to 620
1040
Tensile Strength: Yield (Proof), MPa 270 to 420
710

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 1100
980
Melting Completion (Liquidus), °C 1410
1360
Melting Onset (Solidus), °C 1360
1310
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
11
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 38
55
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 6.6
9.8
Embodied Energy, MJ/kg 92
140
Embodied Water, L/kg 220
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
210
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
1300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21
35
Strength to Weight: Bending, points 20
27
Thermal Diffusivity, mm2/s 3.2
2.9
Thermal Shock Resistance, points 15
31

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.8
Carbon (C), % 0 to 0.070
0 to 0.1
Chromium (Cr), % 19 to 21
18 to 21
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 29.9 to 44
0 to 3.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 32 to 38
69.4 to 79.7
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.015
Titanium (Ti), % 0
1.8 to 2.7