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AISI 301L Stainless Steel vs. N07750 Nickel

AISI 301L stainless steel belongs to the iron alloys classification, while N07750 nickel belongs to the nickel alloys. They have a modest 30% of their average alloy composition in common, which, by itself, doesn't mean much. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 301L stainless steel and the bottom bar is N07750 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22 to 50
25
Fatigue Strength, MPa 240 to 530
520
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 440 to 660
770
Tensile Strength: Ultimate (UTS), MPa 620 to 1040
1200
Tensile Strength: Yield (Proof), MPa 250 to 790
820

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Mechanical, °C 890
960
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
60
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 2.7
10
Embodied Energy, MJ/kg 39
150
Embodied Water, L/kg 130
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 300
270
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 1580
1770
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22 to 37
40
Strength to Weight: Bending, points 21 to 29
30
Thermal Diffusivity, mm2/s 4.1
3.3
Thermal Shock Resistance, points 14 to 24
36

Alloy Composition

Aluminum (Al), % 0
0.4 to 1.0
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 16 to 18
14 to 17
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 70.7 to 78
5.0 to 9.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 6.0 to 8.0
70 to 77.7
Niobium (Nb), % 0
0.7 to 1.2
Nitrogen (N), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
2.3 to 2.8