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AISI 303 Stainless Steel vs. N06255 Nickel

AISI 303 stainless steel belongs to the iron alloys classification, while N06255 nickel belongs to the nickel alloys. They have 43% 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 AISI 303 stainless steel and the bottom bar is N06255 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 40 to 51
45
Fatigue Strength, MPa 230 to 360
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
81
Shear Strength, MPa 430 to 470
460
Tensile Strength: Ultimate (UTS), MPa 600 to 690
660
Tensile Strength: Yield (Proof), MPa 230 to 420
250

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 930
1000
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
55
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 3.0
9.4
Embodied Energy, MJ/kg 42
130
Embodied Water, L/kg 140
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
230
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 440
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21 to 25
22
Strength to Weight: Bending, points 20 to 22
20
Thermal Shock Resistance, points 13 to 15
17

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 17 to 19
23 to 26
Copper (Cu), % 0
0 to 1.2
Iron (Fe), % 67.3 to 74.9
6.0 to 24
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 9.0
Nickel (Ni), % 8.0 to 10
47 to 52
Phosphorus (P), % 0 to 0.2
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.030
Titanium (Ti), % 0
0 to 0.69
Tungsten (W), % 0
0 to 3.0