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AISI 439 Stainless Steel vs. N07752 Nickel

AISI 439 stainless steel belongs to the iron alloys classification, while N07752 nickel belongs to the nickel alloys. They have a modest 24% of their average alloy composition in common, which, by itself, doesn't mean much. There are 31 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 AISI 439 stainless steel and the bottom bar is N07752 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
22
Fatigue Strength, MPa 170
450
Poisson's Ratio 0.28
0.29
Reduction in Area, % 51
23
Shear Modulus, GPa 77
73
Shear Strength, MPa 310
710
Tensile Strength: Ultimate (UTS), MPa 490
1120
Tensile Strength: Yield (Proof), MPa 250
740

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Mechanical, °C 890
960
Melting Completion (Liquidus), °C 1510
1380
Melting Onset (Solidus), °C 1430
1330
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 25
13
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
60
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 2.3
10
Embodied Energy, MJ/kg 34
150
Embodied Water, L/kg 120
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95
220
Resilience: Unit (Modulus of Resilience), kJ/m3 160
1450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 18
37
Strength to Weight: Bending, points 18
29
Thermal Diffusivity, mm2/s 6.7
3.2
Thermal Shock Resistance, points 16
34

Alloy Composition

Aluminum (Al), % 0 to 0.15
0.4 to 1.0
Boron (B), % 0
0 to 0.0070
Carbon (C), % 0 to 0.030
0.020 to 0.060
Chromium (Cr), % 17 to 19
14.5 to 17
Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 77.1 to 82.8
5.0 to 9.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0 to 0.5
70 to 77.1
Niobium (Nb), % 0
0.7 to 1.2
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.0080
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0030
Titanium (Ti), % 0.2 to 1.1
2.3 to 2.8
Vanadium (V), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.050