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AISI 440C Stainless Steel vs. EN 2.4654 Nickel

AISI 440C stainless steel belongs to the iron alloys classification, while EN 2.4654 nickel belongs to the nickel alloys. There are 27 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 440C stainless steel and the bottom bar is EN 2.4654 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 2.0 to 14
17
Fatigue Strength, MPa 260 to 840
460
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
77
Shear Strength, MPa 430 to 1120
770
Tensile Strength: Ultimate (UTS), MPa 710 to 1970
1250
Tensile Strength: Yield (Proof), MPa 450 to 1900
850

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 870
1000
Melting Completion (Liquidus), °C 1480
1390
Melting Onset (Solidus), °C 1370
1330
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 22
13
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
75
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 2.2
10
Embodied Energy, MJ/kg 31
150
Embodied Water, L/kg 120
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 88
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 26 to 71
42
Strength to Weight: Bending, points 23 to 46
31
Thermal Diffusivity, mm2/s 6.0
3.3
Thermal Shock Resistance, points 26 to 71
37

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.6
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 1.0 to 1.2
0.020 to 0.1
Chromium (Cr), % 16 to 18
18 to 21
Cobalt (Co), % 0
12 to 15
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 78 to 83.1
0 to 2.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.75
3.5 to 5.0
Nickel (Ni), % 0
50.6 to 62.5
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.15
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
2.8 to 3.3
Zirconium (Zr), % 0
0.020 to 0.080