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AISI 420 Stainless Steel vs. N10675 Nickel

AISI 420 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 (3, in this case) are not shown.

For each property being compared, the top bar is AISI 420 stainless steel and the bottom bar is N10675 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 8.0 to 15
47
Fatigue Strength, MPa 220 to 670
350
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 84
88
Shear Modulus, GPa 76
85
Shear Strength, MPa 420 to 1010
610
Tensile Strength: Ultimate (UTS), MPa 690 to 1720
860
Tensile Strength: Yield (Proof), MPa 380 to 1310
400

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 620
910
Melting Completion (Liquidus), °C 1510
1420
Melting Onset (Solidus), °C 1450
1370
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 27
11
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
1.2

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
80
Density, g/cm3 7.7
9.3
Embodied Carbon, kg CO2/kg material 2.0
16
Embodied Energy, MJ/kg 28
210
Embodied Water, L/kg 100
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 88 to 130
330
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 4410
350
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 25 to 62
26
Strength to Weight: Bending, points 22 to 41
22
Thermal Diffusivity, mm2/s 7.3
3.1
Thermal Shock Resistance, points 25 to 62
26

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0.15 to 0.4
0 to 0.010
Chromium (Cr), % 12 to 14
1.0 to 3.0
Cobalt (Co), % 0
0 to 3.0
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 82.3 to 87.9
1.0 to 3.0
Manganese (Mn), % 0 to 1.0
0 to 3.0
Molybdenum (Mo), % 0 to 0.5
27 to 32
Nickel (Ni), % 0 to 0.75
51.3 to 71
Niobium (Nb), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
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