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AISI 439 Stainless Steel vs. EN 2.4663 Nickel

AISI 439 stainless steel belongs to the iron alloys classification, while EN 2.4663 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 439 stainless steel and the bottom bar is EN 2.4663 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 23
40
Fatigue Strength, MPa 170
250
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
81
Shear Strength, MPa 310
540
Tensile Strength: Ultimate (UTS), MPa 490
780
Tensile Strength: Yield (Proof), MPa 250
310

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 890
1010
Melting Completion (Liquidus), °C 1510
1430
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 480
450
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
75
Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 2.3
11
Embodied Energy, MJ/kg 34
140
Embodied Water, L/kg 120
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95
250
Resilience: Unit (Modulus of Resilience), kJ/m3 160
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 18
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 6.7
3.5
Thermal Shock Resistance, points 16
22

Alloy Composition

Aluminum (Al), % 0 to 0.15
0.7 to 1.4
Boron (B), % 0
0 to 0.0060
Carbon (C), % 0 to 0.030
0.050 to 0.1
Chromium (Cr), % 17 to 19
20 to 23
Cobalt (Co), % 0
11 to 14
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 77.1 to 82.8
0 to 2.0
Manganese (Mn), % 0 to 1.0
0 to 0.2
Molybdenum (Mo), % 0
8.5 to 10
Nickel (Ni), % 0 to 0.5
48 to 59.6
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0.2 to 1.1
0.2 to 0.6