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AISI 446 Stainless Steel vs. N10003 Nickel

AISI 446 stainless steel belongs to the iron alloys classification, while N10003 nickel belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 446 stainless steel and the bottom bar is N10003 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 23
42
Fatigue Strength, MPa 200
260
Poisson's Ratio 0.27
0.3
Shear Modulus, GPa 79
80
Shear Strength, MPa 360
540
Tensile Strength: Ultimate (UTS), MPa 570
780
Tensile Strength: Yield (Proof), MPa 300
320

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 1180
930
Melting Completion (Liquidus), °C 1510
1520
Melting Onset (Solidus), °C 1430
1460
Specific Heat Capacity, J/kg-K 490
420
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
70
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 2.4
13
Embodied Energy, MJ/kg 35
180
Embodied Water, L/kg 150
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
260
Resilience: Unit (Modulus of Resilience), kJ/m3 230
240
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
22
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 20
21
Thermal Diffusivity, mm2/s 4.6
3.1
Thermal Shock Resistance, points 19
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0 to 0.010
Carbon (C), % 0 to 0.2
0.040 to 0.080
Chromium (Cr), % 23 to 27
6.0 to 8.0
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 69.2 to 77
0 to 5.0
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
15 to 18
Nickel (Ni), % 0 to 0.75
64.8 to 79
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 0
0 to 0.5
Vanadium (V), % 0
0 to 0.5