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N07750 Nickel vs. S32003 Stainless Steel

N07750 nickel belongs to the nickel alloys classification, while S32003 stainless steel belongs to the iron alloys. They have a modest 27% 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 (5, in this case) are not shown.

For each property being compared, the top bar is N07750 nickel and the bottom bar is S32003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
28
Fatigue Strength, MPa 520
370
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Shear Strength, MPa 770
480
Tensile Strength: Ultimate (UTS), MPa 1200
730
Tensile Strength: Yield (Proof), MPa 820
510

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Mechanical, °C 960
1010
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 60
14
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 10
3.0
Embodied Energy, MJ/kg 150
42
Embodied Water, L/kg 260
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
180
Resilience: Unit (Modulus of Resilience), kJ/m3 1770
660
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 40
26
Strength to Weight: Bending, points 30
23
Thermal Diffusivity, mm2/s 3.3
4.0
Thermal Shock Resistance, points 36
21

Alloy Composition

Aluminum (Al), % 0.4 to 1.0
0
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 14 to 17
19.5 to 22.5
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 5.0 to 9.0
68.2 to 75.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 70 to 77.7
3.0 to 4.0
Niobium (Nb), % 0.7 to 1.2
0
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 2.3 to 2.8
0