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N08020 Stainless Steel vs. Nickel 684

N08020 stainless steel belongs to the iron alloys classification, while nickel 684 belongs to the nickel alloys. They have 58% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is N08020 stainless steel and the bottom bar is nickel 684.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 34
11
Fatigue Strength, MPa 210 to 240
390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
76
Shear Strength, MPa 380 to 410
710
Tensile Strength: Ultimate (UTS), MPa 610 to 620
1190
Tensile Strength: Yield (Proof), MPa 270 to 420
800

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1410
1370
Melting Onset (Solidus), °C 1360
1320
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 38
75
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 6.6
10
Embodied Energy, MJ/kg 92
140
Embodied Water, L/kg 220
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
120
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
1610
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21
40
Strength to Weight: Bending, points 20
30
Thermal Shock Resistance, points 15
34

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.070
0 to 0.15
Chromium (Cr), % 19 to 21
15 to 20
Cobalt (Co), % 0
13 to 20
Copper (Cu), % 3.0 to 4.0
0 to 0.15
Iron (Fe), % 29.9 to 44
0 to 4.0
Manganese (Mn), % 0 to 2.0
0 to 0.75
Molybdenum (Mo), % 2.0 to 3.0
3.0 to 5.0
Nickel (Ni), % 32 to 38
42.7 to 64
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.035
0 to 0.015
Titanium (Ti), % 0
2.5 to 3.3